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	diff --git a/CHANGELOG.md b/CHANGELOG.md
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	# Changelog Roundcube Webmail

	## Release 1.5.0

	- Support displaying RTF content (including encapsulated HTML) from a TNEF attachment
	- Disable the default spellchecker option using spell.roundcube.net (#8182)
	- Newmail_notifier: Improved the notification sound (#8155)
	- Fix size of Mailvelope iframe for PGP-inlined mail, again (#8126)
	- Fix handling of group names with @ character in autocomplete and contacts widget (#8098)
	- Fix Firefox infinate loading display on mail screen (#8128)
	- Fix converting >1MB of HTML content into plain text (#8137)
	- Fix bug where expanding a group in the recipient input could corrupt the input content (#7569)
	- Fix fatal error/warning on invalid input to user parameter (#8152)
	- Fix changing password with dovecot_passwdfile driver (#8145)
	- Fix handling of headers that occur multiple times by show_additional_headers plugin (#8157)
	- Fix bug where vertical scrollbar in new HTML message bounced back on scroll (#8046)
	- Fix displaying inline images with incorrectly declared content-type (#8158)
	- Fix so addr-spec with missing closing angle bracket can be parsed (#8164)
	- Fix handling of spellcheck connection errors (#8172)
	- Fix a couple of PHP8 warnings (#8175, #8176)
	- Fix bug where "from my contacts" and "from trusted senders" values were mixed up (#8177)
	- Fix password/token length check on OAuth login (#8178)
	- Fix XSS issue in handling attachment filename extension in mimetype mismatch warning (#8193)
	- Fix SQL injection via some session variables
	+- Fix handling of dark_mode_support:false setting in skins meta.json (#8186)

	## Release 1.5-rc

	- Upgrade to TinyMCE 5.8.2
	- SMTP XCLIENT support (#7893, #6411)
	- Add IDN homograph attack (spoofing) detection [CVE-2019-15237] (#6891)
	- Add configuration options for subject prefixes (#7929, #4981)
	- Support IMAP LITERAL- extension [RFC 7888] (#6878)
	- Warn the user about a potential data leak on mail bounce or forward (#7993)
	- Make the Empty action available for every non-empty folder, not only Trash (#7948)
	- Remove (incorrect) use of Return-Receipt-To header (#8069)
	- Submit various simple dialog forms with the Enter key (#7133)
	- Add RFC2231 support to rcube_mime_decode (#7390)
	- Plugin API: Allow modification of 'error' argument in 'message_send_error' hook (#7914)
	- OAuth: add plugin hooks `oauth_login` and `oauth_refresh_token` for oauth events (#8028, #8040)
	- Debug_logger: Fix the main plugin functionality and documentation (#8041)
	- Enigma: Fix bug where signature verification could fail for non-ascii bodies (#7919)
	- Enigma: Fix invalid expiration dates of PGP keys on a 32bit system (#7531)
	- Enigma: Display an information that public and private keys are stored on the server (#7941)
	- Enigma: Optional support for passwordless keys (#7265)
	- Managesieve: Fix removing nested rules in scripts (#8011)
	- Managesieve: Support XOAUTH2, requires Net_Sieve 1.4.5 (#7925)
	- Managesieve: Added ability to remove 'redirect' option from UI (#7922)
	- New_user_dialog: Use the 'identity_update' hook (#8023)
	- Password: Fix broken 'hmail' driver (#7966)
	- Password: Set password_minimum_length to 8 by default (#8003)
	- Vcard_attachments: Improve handling of multiple contacts (#7027)
	- Fix inserting a group from non-default source using the Insert contact(s) dialog (#8095)
	- Fix invalid search fields after search scope change (#6919)
	- Fix so "Always allow from..." button appears also when allow_images=3 (#7961)
	- Fix Elastic's pretty select scroll position in Chrome (#7964)
	- Fix bug where invalid non-unicode characters in JSON output could make the UI unresponsive (#7955)
	- Fix PHP 8 fatal error when allowing images in an email (#7968)
	- Fix so session expiration is more precise and do not depend on the garbage collector (#7576)
	- Fix bug where imap_conn_options settings were ignored (#7912)
	- Fix bug causing some HTML message content to be not centered in Elastic skin (#7911)
	- Fix bug when sending an email and recipient's email address contains a trailing dot (#7899)
	- Fix bug where the list page wasn't reset when changing a folder on mail view page (#7932)
	- Fix so selecting the same folder to reset search resets also the page number (#7125)
	- Fix login page rendering after oauth failure (#7812,#7923)
	- Fix bug where assigning users to groups via menu (not drag'n'drop) could fail in Elastic theme (#7973)
	- Fix HTML5 parser issue with a messy HTML code from Outlook (#7356)
	- Fix handling of multiple link references with the same index in plain text message (#8021)
	- Fix various actions on folders with angle brackets in name (#8037)
	- Fix inconsistent fowarding actions statuses on drafts (#8039)
	- Fix bug where `start` and `reversed` attributes of `ol` tag were ignored (#8059)
	- Fix bug where consecutive LDAP searches could return wrong results (#8064)
	- Fix bug where plus characters in attachment filename could have been ignored (#8074)
	- Fix displaying HTML body with inline images encapsulated using TNEF format (winmail.dat)
	- Fix handling of custom sender addresses with names (#8106)
	- Fix shift + drag'n'drop menu not working in Elastic skin with Chrome browser (#8107)

	## Release 1.5-beta

	- Require PHP >= 5.5
	- Support PHP 8.0 (#7625)
	- Require php-intl
	- Remove use of Net_IDNA2 package
	- Require GuzzleHttp\Client
	- Upgrade to TinyMCE 5.5.1
	- Upgrade to jQuery 3.5.1 (#7464)
	- Update build tools (#7800, #7804, #7497):
	- jsshrink.sh: Replace google-closure-compiler with UglifyJS
	- cssshrink.sh: Replace yuicompressor with csso
	- require lessc >= 2.5.2 (and add support for v4) with less-plugin-clean-css for Less files compilation
	- Automatically collected recipients and trusted senders (#6904)
	- Added configurable Collected Recipients addressbook source (#4971)
	- Added configurable Trusted Senders addressbook source (#5046)
	- Added 'contact_exists' hook
	- Added separate "trusted senders" options for show_images and mdn_request preferences (#7614)
	- Contact form mode: private/business (#7630)
	- OAuth/XOauth support (#7425, #6933)
	- Cache refactoring (#6312)
	- Added special value 'email' to login_username_filter, it changes also logon input type (#7179)
	- Allow array in smtp_host config (#7296)
	- Support proxy for server-side HTTP requests (#7658)
	- By default do not set the User-Agent header (#7731)
	- Add possibility to (re-)define field mapping on contacts import from a CSV file (#7045, #6668)
	- Move "On request for return receipt" from "Mailbox View" to "Displaying Messages" (#7614)
	- Support RFC8438: IMAP STATUS=SIZE - for faster folder size calculation (#7269)
	- MySQL: Use utf8mb4 charset and utf8mb4_unicode_ci collation (#6535, #7113)
	- Allow NULL in users.preferences column in postgres and sqlite db, the same as for other engines (#7767)
	- Support for language codes up to 16 chars long (e.g. es-419) in database schema (#6851)
	- Relaxed domain name validation for extended TLDs support (#5588)
	- Allow opening application/octet-stream attachments according to filename extension (#6821)
	- Added support for INSERT OR REPLACE queries (#6771)
	- Allow skins to define which layout options they support (#7235)
	- Extract RFC2231 attachment name from message headers (#6729, #6783)
	- Add support for SameSite cookie attribute via session_samesite option (req PHP >= 7.3.0) (#6772)
	- Change folders sorting so shared/other users namespaces are listed last (#5012)
	- Display a warning and do not try to open empty attachments (#7332)
	- Return 204 rather than 404 on missing contact photo (#7777)
	- Add 'reconnect' plugin to retry IMAP connection (#7844)
	- Plugin API: Added 'message' argument to 'message_compose_body' hook
	- Plugin API: Added 'preferences' parameter to 'user_create' hook (#7692)
	- Elastic: Dark mode (#6709)
	- Elastic: Display email size on the list of messages (#7162)
	- Elastic: Replace properties sidebar with a dialog on the attachment preview page (#7635)
	- Elastic: Minimize forms/colors blink on page load
	- Elastic: Improve mail header "detailed mode" (#7224)
	- Elastic: Moving single recipients between recipient inputs with drag-n-drop (#5069)
	- Elastic: Display a special icon for other users and shared namespace roots (#5012)
	- Elastic: Support space-separated email addresses in recipient input (#6529, #6457)
	- Elastic: Remember list checkbox selection state (#7148)
	- Elastic: Add "Open in new window" in mail compose (#7260)
	- Elastic: Make custom less files optional (#7497)
	- Elastic: Prevent from opening mail preview in a new window on touch devices using double tap (#7732)
	- Templates: Add support for expressions in object attributes (#7237)
	- Templates: Add support for nested if conditions (#6818)
	- Templates: Make [space][slash] ending of condition objects optional (#6954)
	- Mailvelope: Fix size of iframe for PGP-inlined mail (#7348)
	- Mailvelope: Add config option to use Main Keyring (#7348, #7157)
	- Mailvelope: Add config option to set the size for new keys (#7348)
	- Mailvelope: Always ask before discarding email currently being composed (#7348)
	- Mailvelope: Fix unnecessary warning to re-add attachments when restoring a draft (#7348)
	- Archive: Added options to split archive by year or year+month and folder (#7216)
	- Enigma: Support ECC key generation - when using GnuPG >= 2.1.7 (#6853)
	- Managesieve: Add support for 'spamtest' extension - RFC3685 (#6950)
	- Managesieve: Allow display name with email address in vacation :from field (#6760)
	- Managesieve: Improve UX on custom header input (#7207)
	- Managesieve: Fix bug where activation of forward/vacation rule could activate a wrong script (#7423)
	- Managesieve: Fix bug where forward/vacation rule could end up being duplicated (#7349)
	- new_user_identity: Fix missing password for user-specific LDAP operations (#7667)
	- Password: Added 'pwned' password strength driver (#7274)
	- Password: Added Mail-in-a-Box (miab) driver (#7824)
	- Password: Added TinyCP driver (#7510)
	- Password: Added httpapi driver to connect to generic HTTP/HTTPS APIs (#7439)
	- Password: Added dovecot_passwdfile driver (#5786)
	- Password: Removed old 'cpanel' driver, 'cpanel_webmail' driver renamed to 'cpanel' (#7780)
	- Fix handling of address groups in email headers by ignoring their names (#7663)
	- Fix so message flags are updated on refresh also for multifolder search results (#7774)
	- Fix so IMAP ID command is send only after authentication (#7517)
	- Fix bug where it wasn't possible to save Spanish (Latin America) locale preference (#7784)
	- Fix mail search error on invalid search_mods definition (#7789)
	- Fix error when dealing with message/rfc822 attachments using Gmail IMAP (#6854)
	- Fix ISO-2022-JP-MS encoding issues (#7091)
	- Fix so messages in threads with no root aren't displayed separately (#4999)
	- Fix so anchor tags without href attribute are not modified (#7413)
	- Fix invalid IMAP SEARCH command in some rare case on messages cache synchronization (#7895)
	- Fix so allowing remote resources does not add an entry to browser history (#6620)

	## Release 1.4.11

	- Display a nice error informing about no PHP8 support
	- Elastic: Fix compatibility with Less v3 and v4 (#7813)
	- Fix bug with managesieve_domains in Settings > Forwarding form (#7849)
	- Fix errors in MSSQL database update scripts (#7853)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious CSS content

	## Release 1.4.10

	- Fix extra angle brackets in In-Reply-To header derived from mailto: params (#7655)
	- Fix folder list issue whan special folder is a subfolder (#7647)
	- Fix Elastic's folder subscription toggle in search result (#7653)
	- Fix state of subscription toggle on folders list after changing folder state from the search result (#7653)
	- Security: Fix cross-site scripting (XSS) via HTML or Plain text messages with malicious content [CVE-2020-35730]

	## Release 1.4.9

	- Fix HTML editor in latest Chrome 85.0.4183.102, update to TinyMCE 4.9.11 (#7615)
	- Add missing localization for some label/legend elements in userinfo plugin (#7478)
	- Fix importing birthday dates from Gmail vCards (BDAY:YYYYMMDD)
	- Fix restoring Cc/Bcc fields from local storage (#7554)
	- Fix jstz.min.js installation, bump version to 1.0.7
	- Fix link to closure compiler in bin/jsshrink.sh script (#7567)
	- Fix incorrect PDO::lastInsertId() use in sqlsrv driver (#7564)
	- Fix bug where some parts of a message could have been missing in a reply/forward body (#7568)
	- Fix empty space on mail printouts in Chrome (#7604)
	- Fix empty output from HTML5 parser when content contains XML tag (#7624)
	- Fix scroll jump on key press in plain text mode of the HTML editor (#7622)
	- Fix so autocompletion list does not hide on scroll inside it (#7592)

	## Release 1.4.8

	- Fix support for an error as a string in message_before_send hook (#7475)
	- Elastic: Fix redundant scrollbar in plain text editor on mail reply (#7500)
	- Elastic: Fix deleted and replied+forwarded icons on messages list (#7503)
	- Managesieve: Fix too-small input field in Elastic when using custom headers (#7498)
	- Managesieve: Allow angle brackets in out-of-office message body (#7518)
	- Fix bug in conversion of email addresses to mailto links in plain text messages (#7526)
	- Fix format=flowed formatting on plain text part derived from the HTML content (#7504)
	- Fix incorrect rewriting of internal links in HTML content (#7512)
	- Fix handling links without defined protocol (#7454)
	- Fix paging of search results on IMAP servers with no SORT capability (#7462)
	- Fix detecting special folders on servers with both SPECIAL-USE and LIST-STATUS (#7525)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious svg content [CVE-2020-16145]
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious math content
	- Security: Fix potential XSS issue in HTML editor of the identity signature input (#7507)

	## Release 1.4.7

	- Fix bug where subfolders of special folders could have been duplicated on folder list
	- Increase maximum size of contact jobtitle and department fields to 128 characters
	- Fix missing newline after the logged line when writing to stdout (#7418)
	- Elastic: Fix context menu (paste) on the recipient input (#7431)
	- Fix problem with forwarding inline images attached to messages with no HTML part (#7414)
	- Fix problem with handling attached images with same name when using database_attachments/redundant_attachments (#7455)
	- Security: Fix cross-site scripting (XSS) via HTML messages with malicious svg/namespace [CVE-2020-15562]

	## Release 1.4.6

	- Installer: Fix regression in SMTP test section (#7417)

	## Release 1.4.5

	- Fix bug in extracting required plugins from composer.json that led to spurious error in log (#7364)
	- Fix so the database setup description is compatible with MySQL 8 (#7340)
	- Markasjunk: Fix regression in jsevent driver (#7361)
	- Fix missing flag indication on collapsed thread in Larry and Elastic (#7366)
	- Fix default keyservers (use keys.openpgp.org), add note about CORS (#7373, #7367)
	- Password: Fix issue with Modoboa driver (#7372)
	- Mailvelope: Use sender's address to find pubkeys to check signatures (#7348)
	- Mailvelope: Fix Encrypt button hidden in Elastic (#7353)
	- Fix PHP warning: count(): Parameter must be an array or an object... in ID command handler (#7392)
	- Fix error when user-configured skin does not exist anymore (#7271)
	- Elastic: Fix aspect ratio of a contact photo in mail preview (#7339)
	- Fix bug where PDF attachments marked as inline could have not been attached on mail forward (#7382)
	- Security: Fix a couple of XSS issues in Installer (#7406)
	- Security: Fix XSS issue in template object 'username' (#7406)
	- Security: Better fix for CVE-2020-12641
	- Security: Fix cross-site scripting (XSS) via malicious XML attachment

	## Release 1.4.4

	- Fix bug where attachments with Content-Id were attached to the message on reply (#7122)
	- Fix identity selection on reply when both sender and recipient addresses are included in identities (#7211)
	- Elastic: Fix text selection with Shift+PageUp and Shift+PageDown in plain text editor when using Chrome (#7230)
	- Elastic: Fix recipient input bug when using click to select a contact from autocomplete list (#7231)
	- Elastic: Fix color of a folder with recent messages (#7281)
	- Elastic: Restrict logo size in print view (#7275)
	- Fix invalid Content-Type for messages with only html part and inline images - Mail_Mime-1.10.7 (#7261)
	- Fix missing contact display name in QR Code data (#7257)
	- Fix so button label in Select image/media dialogs is "Close" not "Cancel" (#7246)
	- Fix regression in testing database schema on MSSQL (#7227)
	- Fix cursor position after inserting a group to a recipient input using autocompletion (#7267)
	- Fix string literals handling in IMAP STATUS (and various other) responses (#7290)
	- Fix bug where multiple images in a message were replaced by the first one on forward/reply/edit (#7293)
	- Fix handling keyservers configured with protocol prefix (#7295)
	- Markasjunk: Fix marking as spam/ham on moving messages with Move menu (#7189)
	- Markasjunk: Fix bug where moving to Junk was failing on messages selected with Select > All (#7206)
	- Fix so imap error message is displayed to the user on folder create/update (#7245)
	- Fix bug where a special folder couldn't be created if a special-use flag is not supported (#7147)
	- Mailvelope: Fix bug where recipients with name were not handled properly in mail compose (#7312)
	- Fix characters encoding in group rename input after group creation/rename (#7330)
	- Fix bug where some message/rfc822 parts could not be attached on forward (#7323)
	- Make install-jsdeps.sh script working without the 'file' program installed (#7325)
	- Fix performance issue of parsing big HTML messages by disabling HTML5 parser for these (#7331)
	- Fix so Print button for PDF attachments works on Firefox >= 75 (#5125)
	- Security: Fix XSS issue in handling of CDATA in HTML messages [CVE-2020-12625]
	- Security: Fix remote code execution via crafted 'im_convert_path' or 'im_identify_path' settings [CVE-2020-12641]
	- Security: Fix local file inclusion (and code execution) via crafted 'plugins' option [CVE-2020-12640]
	- Security: Fix CSRF bypass that could be used to log out an authenticated user [CVE-2020-12626] (#7302)

	## Release 1.4.3

	- Enigma: Fix so key list selection is reset when opening key creation form (#7154)
	- Enigma: Fix so using list checkbox selection does not load the key preview frame
	- Enigma: Fix generation of key pairs for identities with IDN domains (#7181)
	- Enigma: Display IDN domains of key users and identities in UTF8
	- Enigma: Fix bug where "Send unencrypted" button didn't work in Elastic skin (#7205)
	- Managesieve: Fix bug where it wasn't possible to save flag actions (#7188)
	- Markasjunk: Fix bug where marking as spam/ham didn't work on moving messages with drag-and-drop (#7137)
	- Password: Make chpass-wrapper.py Python 3 compatible (#7135)
	- Elastic: Fix disappearing sidebar in mail compose after clicking Mail button
	- Elastic: Fix incorrect aria-disabled attribute on Mail taskmenu button in mail compose
	- Elastic: Fix bug where it was possible to switch editor mode when 'htmleditor' was in 'dont_override' (#7143)
	- Elastic: Fix text selection in recipient inputs (#7129)
	- Elastic: Fix missing Close button in "more recipients" dialog
	- Elastic: Fix non-working folder subscription checkbox for newly added folders (#7174)
	- Fix regression where "Open in new window" action didn't work (#7155)
	- Fix PHP Warning: array_filter() expects parameter 1 to be array, null given in subscriptions_option plugin (#7165)
	- Fix unexpected error message when mail refresh involves folder auto-unsubscribe (#6923)
	- Fix recipient duplicates in print-view when the recipient list has been expanded (#7169)
	- Fix bug where files in skins/ directory were listed on skins list (#7180)
	- Fix bug where message parts with no Content-Disposition header and no name were not listed on attachments list (#7117)
	- Fix display issues with mail subject that contains line-breaks (#7191)
	- Fix invalid Content-Transfer-Encoding on multipart messages - Mail_Mime fix (#7170)
	- Fix regression where using an absolute path to SQLite database file on Windows didn't work (#7196)
	- Fix using unix:///path/to/socket.file in memcached driver (#7210)

	## Release 1.4.2

	- Add support for PHPUnit 6 and 7 (#6870)
	- Plugin API: Make actionbefore, before<action>, actionafter and after<action> events working with plugin actions (#7106)
	- Managesieve: Replace "Filter disabled" with "Filter enabled" (#7028)
	- Managesieve: Fix so modifier type select wasn't hidden after hiding modifier select on header change
	- Managesieve: Fix filter selection after removing a first filter (#7079)
	- Markasjunk: Fix marking more than one message as spam/ham with email_learn driver (#7121)
	- Password: Fix kpasswd and smb drivers' double-escaping bug (#7092)
	- Enigma: Add script to import keys from filesystem to the db storage (for multihost)
	- Installer: Fix DB Write test on SQLite database ("database is locked" error) (#7064)
	- Installer: Fix so SQLite DSN with a relative path to the database file works in Installer
	- Elastic: Fix contrast of warning toasts (#7058)
	- Elastic: Simple search in pretty selects (#7072)
	- Elastic: Fix hidden list widget on mobile/tablet when selecting folder while search menu is open (#7120)
	- Fix so type attribute on script tags is not used on HTML5 pages (#6975)
	- Fix unread count after purge on a folder that is not currently selected (#7051)
	- Fix bug where Enter key didn't work on messages list in "List" layout (#7052)
	- Fix bug where deleting a saved search in addressbook caused display issue on sources/groups list (#7061)
	- Fix bug where a new saved search added after removing all searches wasn't added to the list (#7061)
	- Fix bug where a new contact group added after removing all groups from addressbook wasn't added to the list
	- Fix bug where Ctype extension wasn't required in Installer and INSTALL file (#7049)
	- Fix so install-jsdeps.sh removes Bootstrap's sourceMappingURL (#7035)
	- Fix so use of Ctrl+A does not scroll the list (#7020)
	- Fix/remove useless keyup event handler on username input in logon form (#6970)
	- Fix bug where cancelling switching from HTML to plain text didn't set the flag properly (#7077)
	- Fix bug where HTML reply could add an empty line with extra indentation above the original message (#7088)
	- Fix matching multiple X-Forwarded-For addresses with 'proxy_whitelist' (#7107)
	- Fix so displayed maximum attachment size depends also on 'max_message_size' (#7105)
	- Fix bug where 'skins_allowed' option didn't enforce user skin preference (#7080)
	- Fix so contact's organization field accepts up to 128 characters (it was 50)
	- Fix bug where listing tables in PostgreSQL database with db_prefix didn't work (#7093)
	- Fix bug where 'text' attribute on body tag was ignored when displaying HTML message (#7109)
	- Fix bug where next message wasn't displayed after delete in List mode (#7096)
	- Fix so number of contacts in a group is not limited to 200 when redirecting to mail composer from Contacts (#6972)
	- Fix malformed characters in HTML message with charset meta tag not in head (#7116)

	## Release 1.4.1

	- Elastic: Change HTML editor widget to improve form flow (#6992)
	- Elastic: Fix position of mobile floating action button (#7038)
	- Managesieve: Fix locked UI after opening filter frame (#7007)
	- Fix PHP warning: "array_merge(): Expected parameter 2 to be an array, null given in sendmail.inc (#7003)
	- Fix bug where cache keys could exceed length limit specified in db schema (#7004)
	- Fix invalid Signature button state after escaping Mailvelope mode (#7015)
	- Fix so 401 error is returned only on failed logon requests (#7010)
	- Fix db_prefix handling in queries with `TRUNCATE TABLE <name>` and `UNIQUE <name>` (#7013)
	- Fix so update.sh script warns about changed defaults (#7011)
	- Fix tables listing routine when DSN contained a database with unsupported suffix (#7034)
	- Fix so Elastic is also a default in jqueryui plugin (#7039)
	- Fix bug where the Installer would not warn about required schema upgrade (#7042)

	## Release 1.4.0

	- Elastic: Resizable columns (#6929)
	- Elastic: Fix position and style of auto-complete dropdown on small screens (#6951)
	- Elastic: Fix initial focus on recipients input in mail compose screen
	- Elastic: Fix inserting responses at cursor position (#6971)
	- Elastic: Fix unread filter icon and search state on folder change (#6978)
	- Elastic: Fix regression where Encrypt button wasn't displayed in mail compose toolbar (#6982)
	- Elastic: Fix regression where recipient input didn't update internal input state (#6988)
	- Enigma: Fix bug where signing option was set to disabled after saving a draft in Elastic skin (#6515)
	- Redis: Improve error handling and phpredis 5.X support (#6888)
	- Archive: Fix bug where next email was not displayed after Archive button use (#6965)
	- Archive: Fix missing Archive icon in folder selector popup in Elastic
	- Fix bug where cache keys were not case-sensitive on MySQL/MSSQL (#6942)
	- Fix so an error is logged when encryption fails (#6948)
	- Fix bug where inline images could have been ignored if Content-Id header contained redundant spaces (#6980)
	- Fix and document skin_logo setup (#6981)

	## Release 1.4-rc2

	- Update to jQuery 3.4.1
	- Clarified 'address_book_type' option behavior (#6680)
	- Added cookie mismatch detection, display an error message informing the user to clear cookies
	- Renamed 'log_session' option to 'session_debug'
	- Removed 'delete_always' option (#6782)
	- Don't log full session identifiers in userlogins log (#6625)
	- Support $HasAttachment/$HasNoAttachment keywords (#6201)
	- Support PECL memcached extension as a session and cache storage driver (experimental)
	- Switch to IDNA2008 variant (#6806)
	- installto.sh: Add possibility to run the update even on the up-to-date installation (#6533)
	- Plugin API: Add 'render_folder_selector' hook
	- Added 'keyservers' option to define list of HKP servers for Enigma/Mailvelope (#6326)
	- Added flag to disable server certificate validation via Mysql DSN argument (#6848)
	- Select all records on the current list page with CTRL + A (#6813)
	- Use Left/Right Arrow keys to faster move over threaded messages list (#6399)
	- Changes in `display_next` setting (#6795):
	- Move it to Preferences > User Interface > Main Options
	- Make it apply to Contacts interface too
	- Make it apply only if deleting/moving a previewed message/contact
	- Redis: Support connection to unix socket
	- Put charset meta specification before a title tag, add page title automatically (#6811)
	- Elastic: Various internal refactorings
	- Elastic: Add Prev/Next buttons on message page toolbar (#6648)
	- Elastic: Close search options on Enter key press in quick-search input (#6660)
	- Elastic: Changed some icons (#6852)
	- Elastic: Changed read/unread icons (#6636)
	- Elastic: Changed "Move to..." icon (#6637)
	- Elastic: Add hide/show for advanced preferences (#6632)
	- Elastic: Add default icon on Settings/Preferences lists for external plugins (#6814)
	- Elastic: Add indicator for popover menu items that open a submenu (#6868)
	- Elastic: Move compose attachments/options to the right side (#6839)
	- Elastic: Add border/background to attachments list widget (#6842)
	- Elastic: Add "Show unread messages" button to the search bar (#6587)
	- Elastic: Fix bug where toolbar disappears on attachment menu use in Chrome (#6677)
	- Elastic: Fix folders list scrolling on touch devices (#6706)
	- Elastic: Fix non-working pretty selects in Chrome browser (#6705)
	- Elastic: Fix issue with absolute positioned mail content (#6739)
	- Elastic: Fix bug where some menu actions could cause a browser popup warning
	- Elastic: Fix handling mailto: URL parameters in contact menu (#6751)
	- Elastic: Fix keyboard navigation in some menus, e.g. the contact menu
	- Elastic: Fix visual issue with long buttons in .boxwarning (#6797)
	- Elastic: Fix handling new-line in text pasted to a recipient input
	- Elastic: Fix so search is not reset when returning from the message preview page (#6847)
	- Larry: Fix regression where menu actions didn't work with keyboard (#6740)
	- ACL: Display user/group names (from ldap) instead of acl identifier
	- Password: Added ldap_exop driver (#4992)
	- Password: Added support for SSHA512 password algorithm (#6805)
	- Managesieve: Fix bug where global includes were requested for vacation (#6716)
	- Managesieve: Use RFC-compliant line endings, CRLF instead of LF (#6686)
	- Managesieve: Fix so "Create filter" option does not show up when Filters menu is disabled (#6723)
	- Enigma: For verified signatures, display the user id associated with the sender address (#5958)
	- Enigma: Fix bug where revoked users/keys were not greyed out in key info
	- Enigma: Fix error message when trying to encrypt with a revoked key (#6607)
	- Enigma: Fix "decryption oracle" bug [CVE-2019-10740] (#6638)
	- Enigma: Fix bug where signature verification could have been skipped for some message structures (#6838)
	- Fix language selection for spellchecker in html mode (#6915)
	- Fix css styles leak from replied/forwarded message to the rest of the composed text (#6831)
	- Fix invalid path to "add contact" icon when using assets_path setting
	- Fix invalid path to blocked.gif when using assets_path setting (#6752)
	- Fix so advanced search dialog is not automatically displayed on searchonly addressbooks (#6679)
	- Fix so an error is logged when more than one attachment plugin has been enabled, initialize the first one (#6735)
	- Fix bug where flag change could have been passed to a preview frame when not expected
	- Fix bug in HTML parser that could cause missing text fragments when there was no head/body tag (#6713)
	- Fix bug where HTML messages with a xml:namespace tag were not rendered (#6697)
	- Fix TinyMCE download location (#6694)
	- Fix so "Open in new window" consistently displays "external window" interface (#6659)
	- Fix bug where next row wasn't selected after deleting a collapsed thread (#6655)
	- Fix bug where external content (e.g. mail body) was passed to templates parsing code (#6640)
	- Fix bug where attachment preview didn't work with x_frame_options=deny (#6688)
	- Fix so bin/install-jsdeps.sh returns error code on error (#6704)
	- Fix bug where bmp images couldn't be displayed on some systems (#6728)
	- Fix bug in parsing vCard data using PHP 7.3 due to an invalid regexp (#6744)
	- Fix bug where bold/strong text was converted to upper-case on html-to-text conversion (6758)
	- Fix bug in rcube_utils::parse_hosts() where %t, %d, %z could return only tld (#6746)
	- Fix bug where Next/Prev button in mail view didn't work with multi-folder search result (#6793)
	- Fix bug where selection of columns on messages list wasn't working
	- Fix bug in converting multi-page Tiff images to Jpeg (#6824)
	- Fix bug where handling multiple messages from multi-folder search result could not work (#6845)
	- Fix bug where unread count wasn't updated after moving multi-folder result (#6846)
	- Fix wrong messages order after returning to a multi-folder search result (#6836)
	- Fix some PHP 7.4 compat. issues (#6884, #6866)
	- Fix bug where it was possible to bypass the position:fixed CSS check in received messages (#6898)
	- Fix bug where some strict remote URIs in url() style were unintentionally blocked (#6899)
	- Fix bug where it was possible to bypass the CSS jail in HTML messages using :root pseudo-class (#6897)
	- Fix bug where it was possible to bypass href URI check with data:application/xhtml+xml URIs (#6896)

	## Release 1.4-rc1

	- Changed 'password_charset' default to 'UTF-8' (#6522)
	- Add skins_allowed option (#6483)
	- SMTP GSSAPI support via krb_authentication plugin (#6417)
	- Avoid Referer leaking by using Referrer-Policy:same-origin header (#6385)
	- Removed 'referer_check' option (#6440)
	- Use constant prefix for temp file names, don't remove temp files from other apps (#6511)
	- Ignore 'Sender' header on Reply-All action (#6506)
	- deluser.sh: Add option to delete users who have not logged in for more than X days (#6340)
	- HTML5 Upload Progress - as a replacement for the old server-side solution (#6177)
	- Update to TinyMCE 4.8.2
	- Update to jQuery-MiniColors 2.3.4
	- Prevent from using deprecated timezone names from jsTimezoneDetect
	- Force session.gc_probability=1 when using custom session handlers (#6560)
	- Support simple field labels (e.g. LetterHub examples) in csv imports (#6541)
	- Add cache busters also to images used by templates (#6610)
	- Plugin API: Added 'raise_error' hook (#6199)
	- Plugin API: Added 'common_headers' hook (#6385)
	- Plugin API: Added 'ldap_connected' hook
	- Enigma: Update to OpenPGPjs 4.2.1 - fixes user name encoding issues in key generation (#6524)
	- Enigma: Fixed multi-host synchronization of private and deleted keys and pubring.kbx file
	- Managesieve: Added support for 'editheader' extension - RFC5293 (#5954)
	- Managesieve: Fix bug where custom header or variable could be lost on form submission (#6594)
	- Markasjunk: Integrate markasjunk2 features into markasjunk - marking as non-junk + learning engine (#6504)
	- Password: Added 'modoboa' driver (#6361)
	- Password: Fix bug where password_dovecotpw_with_method setting could be ignored (#6436)
	- Password: Fix bug where new users could skip forced password change (#6434)
	- Password: Allow drivers to override default password comparisons (eg new is not same as current) (#6473)
	- Password: Allow drivers to override default strength checks (eg allow for 'not the same as last x passwords') (#246)
	- Password: Allow drivers to define password strength rules displayed to the user
	- Password: Allow separate password saving and strength drivers for use of strength checking services (#5040)
	- Password: Add zxcvbn driver for checking password strength (#6479)
	- Password: Disallow control characters in passwords
	- Password: Add support for Plesk >= 17.8 (#6526)
	- Elastic: Improved datepicker displayed always in parent window
	- Elastic: On touch devices display attachment icons on messages list (#6296)
	- Elastic: Make menu button inactive if all subactions are inactive (#6444)
	- Elastic: On mobile/tablet jump to the list on folder selection (#6415)
	- Elastic: Various improvements on mail compose screen (#6413)
	- Elastic: Support new-line char as a separator for pasted recipients (#6460)
	- Elastic: Improved UX of search dialogs (#6416)
	- Elastic: Fix unwanted thread expanding when selecting a collapsed thread in non-mobile mode (#6445)
	- Elastic: Fix too small height of mailvelope mail preview frame (#6600)
	- Elastic: Add "status bar" for mobile in mail composer
	- Elastic: Add selection options on contacts list (#6595)
	- Elastic: Fix unintentional layout preference overwrite (#6613)
	- Elastic: Fix bug where Enigma options in mail compose could sometimes be ignored (#6515)
	- Log errors caused by low pcre.backtrack_limit when sending a mail message (#6433)
	- Fix regression where drafts were not deleted after sending the message (#6756)
	- Fix so max_message_size limit is checked also when forwarding messages as attachments (#6580)
	- Fix so performance stats are logged to the main console log also when per_user_logging=true
	- Fix malformed message saved into Sent folder when using big attachments and low memory limit (#6498)
	- Fix incorrect IMAP SASL GSSAPI negotiation (#6308)
	- Fix so unicode in local part of the email address is also supported in recipient inputs (#6490)
	- Fix bug where autocomplete list could be displayed out of screen (#6469)
	- Fix style/navigation on error page depending on authentication state (#6362)
	- Fix so invalid smtp_helo_host is never used, fallback to localhost (#6408)
	- Fix custom logo size in Elastic (#6424)
	- Fix listing the same attachment multiple times on forwarded messages
	- Fix bug where a message/rfc822 part without a filename wasn't listed on the attachments list (#6494)
	- Fix inconsistent offset for various time zones - always display Standard Time offset (#6531)
	- Fix dummy Message-Id when resuming a draft without Message-Id header (#6548)
	- Fix handling of empty entries in vCard import (#6564)
	- Fix bug in parsing some IMAP command responses that include unsolicited replies (#6577)
	- Fix PHP 7.2 compatibility in debug_logger plugin (#6586)
	- Fix so ANY record is not used for email domain validation, use A, MX, CNAME, AAAA instead (#6581)
	- Fix so mime_content_type check in Installer uses files that should always be available (i.e. from program/resources) (#6599)
	- Fix missing CSRF token on a link to download too-big message part (#6621)
	- Fix bug when aborting dragging with ESC key didn't stop the move action (#6623)

	## Release 1.4-beta

	- Added new skin with mobile support - the Elastic
	- Support Redis cache
	- Email Resent (Bounce) feature (#4985)
	- Improved Mailvelope integration
	- Added private key listing and generating to identity settings
	- Enable encrypt & sign option if Mailvelope supports it
	- Allow contacts without an email address (#5079)
	- Support SMTPUTF8 and relax email address validation to support unicode in local part (#5120)
	- Support for IMAP folders that cannot contain both folders and messages (#5057)
	- Update to jQuery-3.3.1
	- Update to jQuery-minicolors 2.2.6
	- Update to TinyMCE 4.7.13
	- Remove sample PHP configuration from .htaccess and .user.ini files (#5850)
	- Extend skin_logo setting to allow per skin logos (#6272)
	- Use Masterminds/HTML5 parser for better HTML5 support (#5761)
	- Add More actions button in Contacts toolbar with Copy/Move actions (#6081)
	- Display an error when clicking disabled link to register protocol handler (#6079)
	- Add option trusted_host_patterns (#6009, #5752)
	- Support additional connect parameters in PostgreSQL database wrapper
	- Use UI dialogs instead of confirm() and alert() where possible
	- Display value of the SMTP message size limit in the error message (#6032)
	- Show message flagged status in message view (#5080)
	- Skip redundant INSERT query on successful logon when using PHP7
	- Replace display_version with display_product_version (#5904)
	- Extend disabled_actions config so it accepts also button names (#5903)
	- Handle remote stylesheets the same as remote images, ask the user to allow them (#5994)
	- Add Message-ID to the sendmail log (#5871)
	- Add option to hide folders in share/other-user namespace or outside of the personal namespace root (#5073)
	- Archive: Fix archiving by sender address on cyrus-imap
	- Archive: Style Archive folder also on folder selector and folder manager lists
	- Archive: Add Thunderbird compatible Month option (#5623)
	- Archive: Create archive folder automatically if it's configured, but does not exist (#6076)
	- Enigma: Add button to send mail unencrypted if no key was found (#5913)
	- Enigma: Add options to set PGP cipher/digest algorithms (#5645)
	- Enigma: Multi-host support
	- Managesieve: Add ability to disable filter sets and other actions (#5496, #5898)
	- Managesieve: Add option managesieve_forward to enable settings dialog for simple forwarding (#6021)
	- Managesieve: Support filter action with custom IMAP flags (#6011)
	- Managesieve: Support 'mime' extension tests - RFC5703 (#5832)
	- Managesieve: Support GSSAPI authentication with krb_authentication plugin (#5779)
	- Managesieve: Support enabling the plugin for specified hosts only (#6292)
	- Password: Support host variables in password_db_dsn option (#5955)
	- Password: Automatic virtualmin domain setting, removed password_virtualmin_format option (#5759)
	- Password: Added password_username_format option (#5766)
	- subscriptions_option: show \\Noselect folders greyed out (#5621)
	- zipdownload: Added option to define size limit for multiple messages download (#5696)
	- vcard_attachments: Add possibility to send contact vCard from Contacts toolbar (#6080)
	- Changed defaults for smtp_user (%u), smtp_pass (%p) and smtp_port (587)
	- Composer: Fix certificate validation errors by using packagist only (#5148)
	- Add --get and --extract arguments and CACHEDIR env-variable support to install-jsdeps.sh (#5882)
	- Support _filter and _scope as GET arguments for opening mail UI (#5825)
	- Various improvements for templating engine and skin behaviours
	- Support conditional include
	- Support for 'link' objects
	- Support including files with path relative to templates directory
	- Use <button> instead of <input> for submit button on logon screen
	- Support skin localization (#5853)
	- Reset onerror on images if placeholder does not exist to prevent from requests storm
	- Unified and simplified code for loading content frame for responses and identities
	- Display contact import and advanced search in popup dialogs
	- Display a dialog for mail import with supported format description and upload size hint
	- Make possible to set (some) config options from a skin
	- Added optional checkbox selection for the list widget
	- Make 'compose' command always enabled
	- Add .log suffix to all log file names, add option log_file_ext to control this (#313)
	- Return "401 Unauthorized" status when login fails (#5663)
	- Support both comma and semicolon as recipient separator, drop recipients_separator option (#5092)
	- Plugin API: Added 'show_bytes' hook (#5001)
	- Add option to not indent quoted text on top-posting reply (#5105)
	- Removed global $CONFIG variable
	- Removed debug_level setting
	- Support AUTHENTICATE LOGIN for IMAP connections (#5563)
	- Support LDAP GSSAPI authentication (#5703)
	- Localized timezone selector (#4983)
	- Use 7bit encoding for ISO-2022-* charsets in sent mail (#5640)
	- Handle inline images also inside multipart/mixed messages (#5905)
	- Allow style tags in HTML editor on composed/reply messages (#5751)
	- Use Github API as a fallback to fetch js dependencies to workaround throttling issues (#6248)
	- Show confirm dialog when moving folders using drag and drop (#6119)
	- Fix bug where new_user_dialog email check could have been circumvented by deleting / abandoning session (#5929)
	- Fix skin extending for assets (#5115)
	- Fix handling of forwarded messages inside of a TNEF message (#5632)
	- Fix bug where attachment size wasn't visible when the filename was too long (#6033)
	- Fix checking table columns when there's more schemas/databases in postgres/mysql (#6047)
	- Fix css conflicts in user interface and e-mail content (#5891)
	- Fix duplicated signature when using Back button in Chrome (#5809)
	- Fix touch event issue on messages list in IE/Edge (#5781)
	- Fix so links over images are not removed in plain text signatures converted from HTML (#4473)
	- Fix various issues when downloading files with names containing non-ascii chars, use RFC 2231 (#5772)

	## Release 1.3.8

	- Fix PHP warnings on dummy QUOTA responses in Courier-IMAP 4.17.1 (#6374)
	- Fix so fallback from BINARY to BODY FETCH is used also on [PARSE] errors in dovecot 2.3 (#6383)
	- Enigma: Fix deleting keys with authentication subkeys (#6381)
	- Fix invalid regular expressions that throw warnings on PHP 7.3 (#6398)
	- Fix so Classic skin splitter does not escape out of window (#6397)
	- Fix XSS issue in handling invalid style tag content [CVE-2018-19206] (#6410)
	- Fix compatibility with MySQL 8 - error on 'system' table use
	- Managesieve: Fix bug where show_real_foldernames setting wasn't respected (#6422)
	- New_user_identity: Fix %fu/%u vars substitution in user specific LDAP params (#6419)
	- Fix support for "allow-from <uri>" in "x_frame_options" config option (#6449)
	- Fix bug where valid content between HTML comments could have been skipped in some cases (#6464)
	- Fix multiple VCard field search (#6466)
	- Fix session issue on long running requests (#6470)

	## Release 1.3.7

	- Fix PHP Warning: Use of undefined constant IDNA_DEFAULT on systems without php-intl (#6244)
	- Fix bug where some parts of quota information could have been ignored (#6280)
	- Fix bug where some escape sequences in html styles could bypass security checks
	- Fix bug where some forbidden characters on Cyrus-IMAP were not prevented from use in folder names
	- Fix bug where only attachments with the same name would be ignored on zip download (#6301)
	- Fix bug where unicode contact names could have been broken/emptied or caused DB errors (#6299)
	- Fix bug where after "mark all folders as read" action message counters were not reset (#6307)
	- Enigma: [EFAIL] Don't decrypt PGP messages with no MDC protection (#6289)
	- Fix bug where some HTML comments could have been malformed by HTML parser (#6333)

	## Release 1.3.6

	- Fix parsing date strings (e.g. from a Date: mail header) with comments (#6216)
	- Fix PHP 7.2: count(): Parameter must be an array in enchant-based spellchecker (#6234)
	- Fix possible IMAP command injection and type juggling vulnerabilities (#6229)
	- Enigma: Fix key selection for signing
	- Enigma: Enable keypair generation on Internet Explorer 11
	- Fix check_request() bypass in places using get_uids() [CVE-2018-9846] (#6238)
	- Fix bug where usernames without domain part could be malformed or converted to lower-case on logon (#6224)

	## Release 1.3.5

	- Managesieve: Fix bug where text: syntax was forced for strings longer than 1024 characters (#6143)
	- Managesieve: Fix missing Save button in Edit Filter Set page of Classic skin (#6154)
	- Fix duplicated labels in Test SMTP Config section (#6166)
	- Fix PHP Warning: exif_read_data(...): Illegal IFD size (#6169)
	- Enigma: Fix key generation in Safari by upgrade to OpenPGP 2.6.2 (#6149)
	- Fix security issue in remote content blocking on HTML image and style tags (#6178)
	- Added 9pt and 11pt to the list of font sizes in HTML editor
	- Fix handling encoding of HTML tags in "inline" JSON output (#6207)
	- Fix bug where some unix timestamps were not handled correctly by rcube_utils::anytodatetime() (#6212)

	## Release 1.3.4

	- Fix bug where contacts search could skip some records (#6130)
	- Fix possible information leak - add more strict sql error check on user creation (#6125)
	- Fix a couple of warnings on PHP 7.2 (#6098)
	- Fix broken long filenames when using imap4d server - workaround server bug (#6048)
	- Fix so temp_dir misconfiguration prints an error to the log (#6045)
	- Fix untagged COPYUID responses handling - again (#5982)
	- Fix PHP warning "idn_to_utf8(): INTL_IDNA_VARIANT_2003 is deprecated" with PHP 7.2 (#6075)
	- Fix bug where Archive folder wasn't auto-created on login with create_default_folders=true
	- Fix performance issue when parsing malformed and long Date header (#6087)
	- Fix syntax error in mssql.initial.sql (#6097)
	- Fix bug where contacts export by selection returned no more than 10 entries (#6103)
	- Fix searching contacts by address in LDAP source (#6084)
	- Fix X-Frame-Options:ALLOW-FROM support, remove custom click-jacking protection (#6057)

	## Release 1.3.3

	- Fix decoding of mailto: links with + character in HTML messages (#6020)
	- Fix false reporting of failed upgrade in installto.sh (#6019)
	- Fix file disclosure vulnerability caused by insufficient input validation [CVE-2017-16651] (#6026)
	- Fix mangled non-ASCII characters in links in HTML messages (#6028)

	## Release 1.3.2

	- Fix bug where pink image was used instead of a thumbnail when image resize fails (#5933)
	- Fix so files size/count limit is verified (client-side) also on drag-n-drop uploads (#5940)
	- Fix invalid template loading on a message error in preview frame (#5941)
	- Fix bug where HTML messages could have been rendered empty on some systems (#5957)
	- Fix wording of "Mark previewed messages as read" to "Mark messages as read" (#5952)
	- Enigma: Fix decryption of messages encoded with non-ascii charset (#5962)
	- Fix missing cursor in HTML editor on mail reply (#5969)
	- Fix (again) bug where image data URIs in css style were treated as evil/remote in mail preview (#5580)
	- Fix bug where mail search could return empty result on servers without SORT capability (#5973)
	- Fix bug where assets_path wasn't added to some watermark frames
	- Fix so untagged COPYUID responses are also supported according to RFC6851 (#5982)
	- Fix issue caused by non-default session.cookie_lifetime setting (#5961)
	- Fix Edge encoding bug when pasting text into the HTML editor, update to TinyMCE 4.5.8 (#5885)
	- Fix handling of unknown Content-Disposition type (#6002)
	- Fix truncated folder name on messages list in multi-folder mode, for folders with non-ascii characters (#6004)
	- Fix bug where removing the last subfolder did not hide toggle button on its parent record (#6007)
	- Fix bug where ghost messages could be added to the list after fast delete (#5941)

	## Release 1.3.1

	- Add Preferences > Mailbox View > Main Options > Layout (#5829)
	- Password: Fix compatibility with PHP 7+ in cpanel_webmail driver (#5820)
	- Managesieve: Fix parsing dot-staffed lines in multiline text (#5838)
	- Managesieve: Fix AM/PM suffix in vacation time selectors
	- Managesieve: Fix bug where 'exists' operator was reset to 'contains' (#5899)
	- Remove non-printable characters from filenames on download/display (#5880)
	- Fix decoding non-ascii attachment names from TNEF attachments (#5646, #5799)
	- Fix uninitialized string offset in rcube_utils::bin2ascii() and make sure rcube_utils::random_bytes() result has always requested length (#5788)
	- Fix bug where HTML messages with @media styles could modify style of page body (#5811)
	- Fix style issue on selected and unfocused message that is part of a thread (#5798)
	- Fix bug where a.button style from managesieve plugin could impact other elements (#5800)
	- Fix position of selected icon for (Mailvelope) Encrypt button
	- Fix fatal error when using DMY- or MDY-based date format in PostgreSQL (#5808)
	- Fix bug where errors were not printed when using bin/update.sh (#5834)
	- Fix PHP 7.2 warnings on count() use (#5845)
	- Fix bug where Chrome could not upload the same file that was selected before (#5854)
	- Fix duplicate messages on the list after deleting messages on the next to the last page (#5862)
	- Fix bug where messages count was not updated after delete when imap_cache is set (#5872)
	- Fix potential XSS vulnerability with malformed HTML message markup
	- Fix sending message with "Too many public recipients" dialog buttons (#5924)
	- Bring back double-click behavior on the message list which was removed in 1.3.0 (#5823)
	- Enigma: Fix decrypting an encrypted+signed message when signature verification fails (#5914)

	## Release 1.3.0

	- Update to TinyMCE 4.5.7
	- Fix bug where invalid recipients could be silently discarded (#5739)
	- Fix conflict with _gid cookie of Google Analytics (#5748)
	- Print error from CLI scripts when system/exec function is disabled (#5744)
	- Fix bug where comment notation within style tag would cause the whole style to be ignored (#5747)
	- Fix bug where it wasn't possible to scroll folders list in Edge (#5750)
	- Fix folders list sorting on Windows - if php-intl is available (#5732)
	- Fix addressbook searching by gender (#5757)
	- Fix prevention from using % and * characters in folder name (#5762)
	- Fix POST parameter reflection in default_charset selector (#5768)
	- Enigma: Fix compatibility with assets_dir
	- Managesieve: Skip redundant LISTSCRIPTS command
	- Fix SQL syntax error on MariaDB 10.2 (#5774)
	- Fix bug where zipdownload ignored files with the same name (#5777)
	- Fix bug where it wasn't possible to set timezone to auto-detected value (#5782)

	## Release 1.3-rc

	- "Flattened" the larry theme: fresher look by removing shadows and gradients
	- Support logging to php://stdout (#5721)
	- Add support for DelSp=Yes in format=flowed messages (#5702)
	- Update to jQuery 3.2.1
	- Update to TinyMCE 4.5.6
	- Plugin API: Call message_part_structure hook for sub-parts of multipart/alternative message (#5678)
	- Enigma: Always use detached signatures (#5624)
	- Enigma: Fix handling of messages with nested PGP encrypted parts (#5634)
	- Minimize unwanted message loading in preview frame on drag (#5616)
	- Fix failing database schema check in all engines except mysql (#5730)
	- Fix autocomplete popup closing with click outside the input, don't handle Tab key as Enter (#5606)
	- Fix jsdeps.json synchronization on update, warn about missing requirements of install-jsdeps.sh (#5598)
	- Fix missing thread expand icon on search result in widescreen mode (#5613)
	- Fix bug where image data URIs in css style were treated as evil/remote in mail preview (#5580)
	- Fix bug where external content in src attribute of input/video tags was not secured (#5583)
	- Fix PHP error on update of a contact with multiple email addresses when using PHP 7.1 (#5587)
	- Fix bug where mail content frame couldn't be reset in some corner cases (#5608)
	- Fix bug where some classic skin images were not displayed in IE/Edge (#5614)
	- Fix bug where signature couldn't be added above the quote in Firefox 51 (#5628)
	- Fix regression where groups with email address were resolved to its members' addresses
	- Fix update of group name in the contacts list header on group rename (#5648)
	- Add rewrite rule to disable access to /vendor/bin folder in .htaccess (#5630)
	- Fix bug where it was too easy accidentally move a folder when using the subscription checkbox (#5655)
	- Managesieve: Fix parser issue with empty lines between comments (#5657)
	- Managesieve: Fix possible defect in handling \r\n in scripts (#5685)
	- Fix/rephrase "unsaved changes" warning when cancelling a draft (#5610)
	- Fix XSS issue in handling of a style tag inside of an svg element [CVE-2017-6820]
	- Fix bug where settings/upload.inc could not be used by plugins (#5694)
	- Fix regression in LDAP fuzzy search where it always used prefix search instead (#5713)
	- Fix bug where namespace prefix could not be truncated on folders list if show_real_foldernames=true (#5695)
	- Fix undesired effects when postgres database uses different timezone than PHP host (#5708)
	- Installer: Fix DB schema initialization on MS SQL Server
	- Fix bug where base_dn setting was ignored inside group_filters (#5720)
	- Password: Fix security issue in virtualmin and sasl drivers [CVE-2017-8114]

	## Release 1.3-beta

	- Nicely handle contact deletion on contact edit (#5522)
	- vcard_attachments: Add possibility to attach contact vCard to composed message (#4997)
	- Preserve message internal/received date on import in mbox format (#5559)
	- Zipdownload: Fix date format in mbox "From line"
	- Possibility to display QR code for contacts data (#5030)
	- Added identicon plugin
	- Widescreen layout aka three column view (#5093)
	- Unify automatic marking as \Seen in preview pane, full-page and extwin views (#5071)
	- Disable double-click on the list when preview pane is on (#5199)
	- Support hostname and hostname:port in force_https option (#5511)
	- Support ALLOW-FROM in x_frame_options (#5122)
	- Allow to omit a subject when sending an email (#5068)
	- Warn about too many disclosed recipients in composed email [max_disclosed_recipients] (#5132)
	- identity_select: Support Received header (#5085)
	- Plugin API: Added get_compose_responses hook (#5457)
	- Display error when trying to upload more files than specified in max_file_uploads (#5483)
	- Add missing sql upgrade file for 'ip' column resize in session table (#5465)
	- Do not show inline images of unsupported mimetype (#5463)
	- Password: Added replacement variables support in password_pop_host (#5539)
	- Password: Don't store passwords in temp files when using dovecotpw (#5531)
	- Password: Added LDAP PPolicy driver (#5364)
	- Password: Added cpanel_webmail driver (#5549)
	- Password: Added possibility to nicely redirect from other plugins on password expiration (#5468)
	- Implement separate action to mark all messages in a folder as \Seen (#5006)
	- Implement marking as \Seen in all folders or in a folder and its subfolders (#5076)
	- Archive: Don't reload messages list when it's not needed (#5225)
	- Archive: Add option to automatically mark archived messages as \Seen (#5142)
	- Improve randomness of password salts and random hashes (#5266)
	- Password/cPanel: Add support for hash authentication and reseller accounts (#5252)
	- Support host-specific imap_conn_options/smtp_conn_options/managesieve_conn_options (#5136)
	- Center and scale images in attachment preview frame (#5421)
	- Added max_message_size option enforced when attaching files to a composed message (#4993)
	- Added Search button in quick search menus (#5312)
	- Implement "one click" attachment/messages/photo upload (#5024)
	- Squirrelmail_usercopy: Add option to define character set of data files
	- Removed useless 'created' column from 'session' table (#5389)
	- Dropped legacy browsers support (#5167)
	- Removed legacy_browser plugin
	- Removed hacks for IE < 10
	- Update to jQuery 3.1.1 and jQuery-UI 1.12.0
	- compile .min.js files with ECMASCRIPT5 option
	- Require PHP >= 5.4
	- Add possibility to preview and download attachments in mail compose (#5053)
	- Add possibility to rename attachments in mail compose (#4996)
	- Remove backward compatibility "layer" of bc.php (#4902)
	- Support WEBP images in mail messages (#5362)
	- Support MathML in HTML message preview (#5182)
	- Rename Addressbook to Contacts (#5233)
	- Remove PHP mail() support, smtp_server is required now (#5340)
	- Display full message subject in onmouseover on truncated subject in mail view (#5346)
	- Enigma: Support GnuPG 2.1 (#5313)
	- Enigma: Support key generation for multiple identities (#5383)
	- Enigma: Import keys from key-server(s) (#5286)
	- Enigma: Search missing public keys on a key-server in mail compose (#5286)
	- Enigma: Delete user keys when using deluser.sh script
	- Enigma: Fix redundant list-secret-keys/list-public-keys calls on signing/encryption
	- Enigma: Implement PGP encryption and signing in one go (#5302)
	- Enigma: Display signature verification status for encrypted+signed messages (#5302)
	- Display different attachment icon on encrypted messages
	- Display different confirmation text when moving messages to Trash (#5220)
	- Indicate that a collapsed thread has flagged children (#5013)
	- Implemented message/rfc822 attachment preview
	- Update to jsTimezoneDetect 1.0.6
	- Managesieve: Add (optional) RAW script editor (#5414)
	- Managesieve: Add option to automatically set vacation :from address (#5428)
	- Managesieve: Support 'string' test from variables extension [RFC 5229] (#5248)
	- Managesieve: Support 'duplicate' extension [RFC 7352]
	- Managesieve: Unhide advanced rule controls if there are inputs with errors
	- Managesieve: Display warning message when filter form contains errors
	- Control search engine crawlers via X-Robots-Tag header instead of <meta> and robots.txt (#5098)
	- Fixed redundancy in sql caching system and compatibility with Galera Cluster (#5439)
	- Removed redundant 'created' column from cache and cache_shared tables
	- Removed use of redundant data records
	- Added missing primary keys (dictionary, cache, cache_shared tables)
	- Fix so templating system does not mess with external (e.g. email) content (#5499)
	- Fix redundant keep-alive/refresh after session error on compose page (#5500)
	- Managesieve: Fix handling of scripts with nested rules (#5540)
	- Fix variable substitution in ldap host for some use-cases, e.g. new_user_identity (#5544)
	- Enigma: Fix PHP fatal error when decrypting a message with invalid signature (#5555)
	- Fix adding images to new identity signatures
	- Fix rsync error handling in installto.sh script (#5562)
	- Fix some advanced search issues with multiple addressbooks (#5572)
	- Fix so group/addressbook selection is retained on page refresh

	## Release 1.2.3

	- Searching in both contacts and groups when LDAP addressbook with group_filters option is used
	- Fix vulnerability in handling of mail()'s 5th argument
	- Fix To: header encoding in mail sent with mail() method (#5475)
	- Fix flickering of header topline in min-mode (#5426)
	- Fix bug where folders list would scroll to top when clicking on subscription checkbox (#5447)
	- Fix decoding of GB2312/GBK text when iconv is not installed (#5448)
	- Fix regression where creation of default folders wasn't functioning without prefix (#5460)
	- Enigma: Fix bug where last records on keys list were hidden (#5461)
	- Enigma: Fix key search with keyword containing non-ascii characters (#5459)
	- Fix bug where deleting folders with subfolders could fail in some cases (#5466)
	- Fix bug where IMAP password could be exposed via error message (#5472)
	- Fix bug where it wasn't possible to store more that 2MB objects in memcache/apc,
	Added memcache_max_allowed_packet and apc_max_allowed_packet settings (#5452)
	- Fix "Illegal string offset" warning in rcube::log_bug() on PHP 7.1 (#5508)
	- Fix storing "empty" values in rcube_cache/rcube_cache_shared (#5519)
	- Fix missing content check when image resize fails on attachment thumbnail generation (#5485)
	- Fix displaying attached images with wrong Content-Type specified (#5527)

	## Release 1.2.2

	- Enigma: Add possibility to configure gpg-agent binary location (enigma_pgp_agent)
	- Enigma: Fix signature verification with some IMAP servers, e.g. Gmail, DBMail (#5371)
	- Enigma: Make recipient key searches case-insensitive (#5434)
	- Fix regression in resizing JPEG images with Imagick (#5376)
	- Managesieve: Fix parsing of vacation date-time with non-default date_format (#5372)
	- Use SymLinksIfOwnerMatch in .htaccess instead of FollowSymLinks disabled on some hosts for security reasons (#5370)
	- Wash position:fixed style in HTML mail for better security (#5264)
	- Fix bug where memcache_debug didn't work for session operations
	- Fix bug where Message-ID domain part was tied to username instead of current identity (#5385)
	- Fix bug where blocked.gif couldn't be attached to reply/forward with insecure content
	- Fix E_DEPRECATED warning when using Auth_SASL::factory() (#5401)
	- Fix bug where names of downloaded files could be malformed when derived from the message subject (#5404)
	- Fix so "All" messages selection is reset on search reset (#5413)
	- Fix bug where folder creation could fail if personal namespace contained more than one entry (#5403)
	- Fix error causing empty INBOX listing in Firefox when using an URL with user:password specified (#5400)
	- Fix PHP warning when handling shared namespace with empty prefix (#5420)
	- Fix so folders list is scrolled to the selected folder on page load (#5424)
	- Fix so when moving to Trash we make sure the folder exists (#5192)
	- Fix displaying size of attachments with zero size
	- Fix so "Action disabled" error uses more appropriate 404 code (#5440)

	## Release 1.2.1

	- Update TinyMCE to version 4.3.13 (#5309)
	- Fix bug where errors could have been not logged when per_user_logging=true
	- Fix bug where message list columns could be in wrong order after column drag-n-drop and list sorting
	- Fix so minified publickey.js (with cache-buster) is used when available (#5254)
	- Fix (replace) application/x-tar file extension test as it might not exist in nginx config (#5253)
	- Fix PHP warning when password_hosts is set, but is not an array (#5260)
	- Fix redundant keep-alive requests when session_lifetime is greater than ~20000 (#5273)
	- Fix so subfolders of INBOX can be set as Archive (#5274)
	- Fix bug where multi-folder search could choose a wrong folder in "this and subfolders" scope (#5282)
	- Fix bug where multi-folder search didn't work for unsubscribed INBOX (#5259)
	- Fix bug where "no body" alert could be displayed when sending mailvelope email
	- Enigma: Fix keys import from inside of an encrypted message (#5285)
	- Enigma: Fix malformed signed messages with force_7bit=true (#5292)
	- Enigma: Add possibility to configure gpg binary location (enigma_pgp_binary)
	- Enigma: Add possibility to export private keys (#5321)
	- Fix searching by email address in contacts with multiple addresses (#5291)
	- Fix handling of --delete argument in moduserprefs.sh script (#5296)
	- Workaround PHP issue by calling closelog() on script shutdown when using log_driver=syslog (#5289)
	- Fix so upgrade script makes sure program/lib directory does not contain old libraries (#5287)
	- Fix subscription checkbox state on error in folder subscribe/unsubscribe action (#5243)
	- Fix bug where microsecond format in logged date didn't work in some cases
	- Fix conflict in new_user_dialog and password_force_new_user settings (#5275)
	- Don't create multipart/alternative messages with empty text/plain part (#5283)
	- Use contact_search_name format in popup on results in compose contacts search
	- Fix handling of 'mailto' and 'error' arguments in message_before_send hook (#5347)
	- Fix missing localization of HTML editor when assets_dir != INSTALL_PATH
	- Fix handling of blockquote tags with mixed case on html2text conversion (#5363)
	- Fix javascript errors in IE on page with iframe that points to another domain

	## Release 1.2.0

	- Enigma: Added enigma_debug option
	- Fix message list multi-select/deselect issue (#5219)
	- Fix bug where getting HTML editor content could steal focus from other form controls (#5223)
	- Fix bug where contact search menu fields where always unchecked in Larry skin
	- Fix autoloading of 'html' class
	- Fix bug where Encrypt button appears when switching editor to HTML (#5235)
	- Fix XSS issue in href attribute on area tag (#5240)

	## Release 1.2-rc

	- Managesieve: Refactored script parser to be 100x faster
	- Enigma: added option to force users to use signing/encryption
	- Enigma: Added option to attach public keys to sent mail (#5152)
	- Enigma: Handle messages with text before an encrypted block (#5149)
	- Enigma: Handle encrypted/signed content inside message/rfc822 attachments
	- Enigma: Fix missing html/plain switch on multipart/signed messages (#4963)
	- Enigma: Disable format=flowed for signed plain text messages (#4960)
	- Enigma: Fix handling of encrypted + signed messages (#4950)
	- Enigma: Fix invalid boundary use in signed messages structure
	- Enable use of TLSv1.1 and TLSv1.2 for IMAP (#4955)
	- Save copy of original .htaccess file when using installto.sh script (#4947)
	- Fix regression where some message attachments could be missing on edit/forward (#4939)
	- Fix regression in displaying contents of message/rfc822 parts (#4937)
	- Fix handling of message/rfc822 attachments on replies and forwards (#4938)
	- Fix PDF support detection in Firefox > 19 (#4941)
	- Fix path traversal vulnerability in setting a skin [CVE-2015-8770] (#4945)
	- Fix so drag-n-drop of text (e.g. recipient addresses) on compose page actually works (#4944)
	- Fix .htaccess rewrite rules to not block .well-known URIs (#4943)
	- Fix mail view scaling on iOS (#4915)
	- Fix PHP7 warning "session_start(): Session callback expects true/false return value" (#4948)
	- Fix XSS issue in SVG images handling [CVE-2015-8864, CVE-2016-4068] (#4949)
	- Fix missing language name in "Add to Dictionary" request in HTML mode (#4951)
	- Fix (again) security issue in DBMail driver of password plugin [CVE-2015-2181] (#4958)
	- Fix bug where Archive/Junk buttons were not active after page jump with select=all mode (#4961)
	- Fix bug in long recipients list parsing for cases where recipient name contained @-char (#4964)
	- Plugin API: Added addressbook_export hook
	- Fix additional_message_headers plugin compatibility with Mail_Mime >= 1.9 (#4966)
	- Hide DSN option in Preferences when smtp_server is not used (#4967)
	- Fix handling of body parameter in mail compose request
	- Protect download urls against CSRF using unique request tokens [CVE-2016-4069] (#4957)
	- newmail_notifier: Refactor desktop notifications
	- Fix so contactlist_fields option can be set via config file
	- Fix so SPECIAL-USE assignments are forced only until user sets special folders (#4782)
	- Fix performance in reverting order of THREAD result
	- Fix converting mail addresses with @www. into mailto links (#5197)

	## Release 1.2-beta

	- Update TinyMCE to version 4.2
	- Added support for Redis session handler
	- Removed some deprecated methods: https://github.com/roundcube/roundcubemail/commit/454b0b1c
	- Remove backward compatibility "layer" of bc.php (#4902)
	- Add possibility to define date format in write operations for ldap attributes (#3956)
	- Display attachment size in compose (#1329)
	- Added possibility to drag-n-drop attachments from mail preview to compose window
	- Implemented mail messages searching with predefined date interval
	- PGP encryption support via Mailvelope integration
	- PGP encryption support via Enigma plugin
	- PHP7 compatibility fixes (#4836)
	- Security: Added brute-force attack prevention via login rate limit (#4922)
	- Security: Added options to validate username/password on logon (#4884)
	- Security: Improve randomness of security tokens (#4899)
	- Security: Use random security tokens instead of hashes based on encryption key (#4829)
	- Security: Improved encrypt/decrypt methods with option to choose the cipher_method (#4492)
	- Make optional adding of standard signature separator - sig_separator (#3276)
	- Optimize folder_size() on Cyrus IMAP by using special folder annotation (#4894)
	- Make optional hiding of folders with name starting with a dot - imap_skip_hidden_folders (#4870)
	- Add option to enable HTML editor always, except when replying to plain text messages (#4352)
	- Emoticons: Added option to switch on/off emoticons in compose editor (#2076)
	- Emoticons: Added option to switch on/off emoticons in plain text messages
	- Emoticons: All emoticons-related functionality is handled by the plugin now
	- Installer: Add button to save generated config file in system temp directory (#3553)
	- Remove common subject prefixes Re:, Re[x]:, Re-x: on reply (#4882)
	- Added GSSAPI/Kerberos authentication plugin - krb_authentication
	- Password: Allow temporarily disabling the plugin functionality with a notice
	- Require Mbstring and OpenSSL extensions (#5166)
	- Add --config and --type options to moduserprefs.sh script (#4651)
	- Implemented memcache_debug and apc_debug options
	- Installer: Remove system() function use (#4695)
	- Password plugin: Added 'kpasswd' driver by Peter Allgeyer
	- Add initdb.sh to create database from initial.sql script with prefix support (#4722)
	- Plugin API: Added disabled_plugins an disabled_buttons options in html_editor hook
	- Plugin API: Added html2text hook
	- Plugin API: Added message_part_body hook
	- Plugin API: Added message_ready hook
	- Plugin API: Add special onload() method to execute plugin actions before startup (session and GUI initialization)
	- Implemented UI element to jump to specified page of the messages list (#1677)
	- Fix searching of contacts to allow remote images for known senders (#4886)
	- Fix bug where clicking date column with 'arrival' sorting would switch to sorting by 'date' (#4690)
	- Fix bug where message content could overlap attachments list in Larry skin (#4876)
	- Fix so microseconds macro (u) in log_date_format works (#4855)
	- Fix so unrecognized TNEF attachments are displayed on the list of attachments (#5138)
	- Fix so database_attachments::cleanup() does not remove attachments from other sessions (#4907)
	- Fix responses list update issue after response name change (#4917)
	- Fix bug where message preview was unintentionally reset on check-recent action (#4921)
	- Fix bug where HTML messages with invalid/excessive css styles couldn't be displayed (#4905)
	- Fix redundant blank lines when using HTML and top posting (#4927)
	- Fix redundant blank lines on start of text after html to text conversion (#4928)
	- Fix HTML sanitizer to skip `<!-- node type X -->` in output (#4932)
	- Fix invalid LDAP query in ACL user autocompletion (#4934)

	## Release 1.1.3

	- Fix closing of nested menus (#4854)
	- Fix so E_DEPRECATED errors from PEAR libs are ignored by error_reporting change (#4770)
	- Fix compatibility with PHP 5.3 in rcube_ldap class (#4842)
	- Get rid of Mail_mimeDecode package dependency (#4836)
	- Fix "Importing..." message does not hide on error (#4840)
	- Fix Compose action in addressbook for results from multiple addressbooks (#4834)
	- Fix bug where some messages in multi-folder search couldn't be viewed/printed/downloaded (#4843)
	- Fix unintentional messages list page change on page switch in compose addressbook (#4844)
	- Fix race-condition in saving user preferences and loading plugin config (#4845)
	- Fix so plain text signature field uses monospace font (#4848)
	- Fix so links with href == content aren't added to links list on html to text conversion (#4847)
	- Fix handling of non-break spaces in html to text conversion (#4849)
	- Fix self-reply detection issues (#4852)
	- Fix multi-folder search result sorting by arrival date (#4858)
	- Fix so *-request@ addresses in Sender: header are also ignored on reply-all (#4860)
	- Update to TinyMCE 4.1.10 (#5164)
	- Fix draft removal after a message is sent and storing sent message is disabled (#4869)
	- Fix so imap folder attribute comparisons are case-insensitive (#4868)
	- Fix bug where new messages weren't added to the list in search mode
	- Fix wrong positioning of message list header on page scroll in Webkit browsers (#4646)
	- Fix some javascript errors in rare situations (#4853)
	- Fix error when using back button after sending an email (#4628)
	- Fix removing signature when switching to identity with an empty sig in HTML mode (#4872)
	- Disable links list generation on html-to-text conversion of identities or composed message (#4850)
	- Fix "washing" of style elements wrapped into many lines
	- Fix so input field (e.g. search box) does not loose focus on list load (#4862)
	- Fix so css of one html part does not apply to other text parts on message display (#4887)
	- Fix XSS issue in drag-n-drop file uploads [CVE-2015-8105] (#4900)
	- Fix handling of plus character in mailto: links (#4891)
	- Fix so adding CC/BCC recipients from the sidebar unhides compose form fields in Classic skin (#4874)
	- Fix so gc.sh script removes also expired sessions from sql database (#4893)
	- Fix support for Mozilla-based browsers, e.g. Pale Moon (#4895)
	- Fix various issues with Turkish (and similar) locales (#4896)
	- Fix so In-Reply-To header is set also for MDN receipts (#4897)
	- Fix missing HTTP_X_FORWARDED_FOR address in generated Received header
	- Fix issue where Content-Length of some attachments could be set to wrong value causing browser errors (#4877)

	## Release 1.1.2

	- Add new plugin hook 'identity_create_after' providing the ID of the inserted identity (#4807)
	- Add option to place signature at bottom of the quoted text even in top-posting mode [sig_below]
	- Fix handling of %-encoded entities in mailto: URLs (#4799)
	- Fix zipped messages downloads after selecting all messages in a folder (#4797)
	- Fix vpopmaild driver of password plugin
	- Fix PHP warning: Non-static method PEAR::setErrorHandling() should not be called statically (#4798)
	- Fix tables listing routine on mysql and postgres so it skips system or other database tables and views (#4796)
	- Fix message list header in classic skin on window resize in Internet Explorer (#4732)
	- Fix so text/calendar parts are listed as attachments even if not marked as such (#4795)
	- Fix lack of signature separator for plain text signatures in html mode (#4802)
	- Fix font artifact in Google Chrome on Windows (#4803)
	- Fix bug where forced extwin page reload could exit from the extwin mode (#4801)
	- Fix bug where some unrelated attachments in multipart/related message were not listed (#4805)
	- Fix mouseup event handling when dragging a list record (#4808)
	- Fix bug where preview_pane setting wasn't always saved into user preferences (#4809)
	- Fix bug where messages count was not updated after message move/delete with skip_deleted=false (#4814)
	- Fix security issue in contact photo handling (#4817)
	- Fix possible memcache/apc cache data consistency issues (#4820)
	- Fix bug where imap_conn_options were ignored in IMAP connection test (#4822)
	- Fix bug where some files could have "executable" extension when stored in temp folder (#4815)
	- Fix attached file path unsetting in database_attachments plugin (#4823)
	- Fix issues when using moduserprefs.sh without --user argument (#4825)
	- Fix potential info disclosure issue by protecting directory access (#4816)
	- Fix blank image in html_signature when saving identity changes (#4833)
	- Installer: Use openssl_random_pseudo_bytes() (if available) to generate des_key (#4827)
	- Fix XSS vulnerability in _mbox argument handling (#4837)

	## Release 1.1.1

	- ACL: Allow other plugins to adjust the list of permissions and groups to edit
	- Add possibility to print contact information (of a single contact)
	- Add possibility to configure max_allowed_packet value for all database engines (#4772)
	- Improved handling of storage errors after message is sent
	- Update to TinyMCE 4.1.9
	- Unified request* event arguments handling, added support for _unlock and _action parameters
	- Security: Generate random hash for the per-user local storage prefix (#4768)
	- Fix refreshing of drafts list when sending a message which was saved in meantime (#4745)
	- Fix saving/sending emoticon images when assets_dir is set
	- Fix PHP fatal error when visiting Vacation interface and there's no sieve script yet (#4778)
	- Fix setting max packet size for DB caches and check packet size also in shared cache
	- Fix needless security warning on BMP attachments display (#4771)
	- Fix handling of some improper constructs in format=flowed text as per the RFC3676[4.5] (#4773)
	- Fix performance of rcube_db_mysql::get_variable()
	- Fix missing or not up-to-date CATEGORIES entry in vCard export (#4766)
	- Fix fatal errors on systems without mbstring extension or mb_regex_encoding() function (#4769)
	- Fix cursor position on reply below the quote in HTML mode (#4759)
	- Fix so "over quota" errors are displayed also in message compose page
	- Fix duplicate entries suppression in autocomplete result (#4776)
	- Fix "Non-static method PEAR::isError() should not be called statically" errors (#4770)
	- Fix parsing invalid HTML messages with BOM after `<!DOCTYPE>` (#4777)
	- Fix duplicate entry on timezones list in rcube_config::timezone_name_from_abbr() (#4779)
	- Fix so localized folder name is displayed in multi-folder search result (#4750)
	- Fix javascript error after creating a folder which is a subfolder of another one (#4781)
	- Fix bug where subject of sent/saved message was removed if mbstring wasn't installed (#4780)
	- Fix missing vcard_attachment icon on messages list (#4783)
	- Fix storing signatures with big images in MySQL database (#4785)
	- Fix Opera browser detection in javascript (#4786)
	- Fix so search filter, scope and fields are reset on folder change
	- Fix rows count when messages search fails (#4760)
	- Fix bug where spellchecking in HTML editor do not work after switching editor type more than once (#4789)
	- Fix bug where TinyMCE area height was too small on slow network connection (#4788)
	- Fix backtick character handling in sql queries (#4790)
	- Fix redirect URL for attachments loaded in an iframe when behind a proxy (#4724)
	- Fix menu container references to point to the actual `<ul>` element (#4791)
	- Fix javascripts errors in IE8 - lack of Event.which, focusing a hidden element (#4793)

	## Release 1.1.0

	- Make SMTP error log more verbose - include server response and error code
	- Fix download options menu (added by zipdownload plugin) in classic skin (#4740)
	- Fix blocked.gif image usage with assets_dir set
	- Fix bug where max_group_members was ignored when adding a new contact (#4733)
	- Hide MDN and DSN options in compose if disabled by admin (#4735)
	- Fix checks based on window.ActiveXObject in IE > 10
	- Fix XSS issue in style attribute handling [CVE-2015-1433] (#4739)
	- Fix bug where Drafts list wasn't updated on draft-save action in new window (#4737)
	- Fix so "set as default" option is hidden if identities_level > 1 (#4738)
	- Fix bug where search was reset after returning from compose visited for reply
	- Fix javascript error in "IE 8.0/Tablet PC" browser (#4730)
	- Fix bug where Reply-To address was ignored on reply to messages sent by self (#4742)
	- Fix bug where empty fieldmap config entries caused empty results of ldap search (#4741)
	- Fix bug where drafts list wasn't refreshed after draft message was sent from another window (#4745)
	- Fix keyboard navigation and css in datepicker widget across many Firefox versions
	- Fix false warning when opening attached text/plain files (#4748)
	- Fix bug where signature could have been inserted twice after plain-to-html switch (#4746)
	- Fix security issue in DBMail driver of password plugin (#4757)
	- Enable FollowSymLinks option in .htaccess file which is required by rewrite rules (#4754)
	- Fix so JSON.parse() errors on localStorage items are ignored (#4752)

	## Release 1.1-rc

	- Update jQuery to version 2.1.3
	- Allow to override any config option through env variables
	- Improve system security by using optional special URL with security token - use_secure_urls
	- Allow to define separate server/path for image/js/css files - assets_url/assets_dir
	- Sync vendor folder if exists in source package (#4700)
	- Avoid useless reloading list when resetting search with active filter (#4654)
	- Fix invalid folder selection if clicked while busy (#4709)
	- Fix import of multiple contact email addresses from Outlook-csv format (#4714)
	- Fix drag-n-drop to folders expanded while dragging (#4708)
	- Fix import of multiple contact groups from Google-csv format (#4710)
	- Fix import of contacts with multiple email addresses from Google-csv format (#4719)
	- Fix bugs where CSRF attacks were still possible on some requests [CVE-2014-9587]
	- Fix some rcube_utils::anytodatetime() corner cases with timezone mismatches (#4712)
	- Improve move-to and contact-export button in classic skin (#4713)
	- Fix wrong icon for download button in classic skin
	- Fix bug where sent message was saved in Sent folder even if disabled by user (#4729)

	## Release 1.1-beta

	- Fix skin path handling in plugin context (#4111)
	- Prevent memory exhaustion on image resizing with GD on Windows (#4580)
	- Add plugin hook for database table name lookups as requested in #4538
	- Added Oracle database support
	- Support contacts import in GMail CSV format
	- Added namespace filter in Folder Manager
	- Added folder searching in Folder Manager
	- Fix restoring draft messages from localStorage if editor mode differs (#4631)
	- Added config option/user preference to disable saving messages in localStorage (#4606)
	- Added config option 'imap_log_session' to enable Roundcube <-> IMAP session ID logging
	- Added config option 'log_session_id' to control the length of the session identifier in logs
	- Implemented 'storage_connected' API hook after successful IMAP login (#4638)
	- Integrate Net_LDAP3 and rcube_ldap_generic classes
	- Add option (disabled_actions) to disable UI elements/actions (#4478)
	- Support password encryption using openssl extension (#4614)
	- Create/rename groups in UI dialogs (#4592)
	- Added 'contact_search_name' option to define autocompletion entry format
	- Display quota information for current folder not INBOX only (#3442)
	- Support images in HTML signatures (#3917)
	- Display full quota information in popup (#2103, #2746)
	- Mail compose: Selecting contact inserts recipient to previously focused input - to/cc/bcc accordingly (#4487)
	- Close "no subject" prompt with Enter key (#4463)
	- Password: Add option to force new users to change their password (#2963)
	- Improve support for screen readers and assistive technology using WCAG 2.0 and WAI ARIA standards
	- Enable basic keyboard navigation throughout the UI (#3333)
	- Select/scroll to previously selected message when returning from message page (#4146)
	- Display a warning if popup window was blocked (#4472)
	- Remove (was: ...) from message subject on reply (#4359)
	- Update to TinyMCE 4.1 (#4168)
	- Enable autolink plugin in TinyMCE (#4029)
	- Support image operations with Imagick extension (#4498)
	- Support upload progress with session.upload_progress and PECL uploadprogress module (#3934)
	- Make identity name field optional (#4435)
	- Utility script to remove user records from the local database
	- Plugin API: Added message_saved hook (#4503)
	- Plugin API: Added imap_search_before hook
	- Support messages import from zip archives
	- Zipdownload: Added mbox format support (#2354)
	- Drop support for IE6, move IE7/IE8 support to legacy_browser plugin
	- Update to jQuery-2.1.1
	- Search across multiple folders (#1676)
	- Improve UI integration of ACL settings
	- Drop support for PHP < 5.3.7
	- Set In-Reply-To and References for forwarded messages (#4465)
	- Removed redundant default_folders config option (#4500)
	- Implemented IMAP SPECIAL-USE extension support [RFC6154] (#3326)
	- Optimize some framed pages content for better performance (#4517)
	- Improve text messages display and conversion to HTML (#4091)
	- Don't remove links when html signature is converted to text (#4473)
	- Fix page title when using search filter (#4636)
	- Fix mbox files import
	- Fix some character sets detection (#4694)
	- Fix so attachment charset is set in headers of forward/draft message (#4676)
	- Fix bug where wrong charset could be used for text attachment preview page (#4674)

	## Release 1.0.5

	- Fix wrong icon for download button in classic skin
	- Fix checks based on window.ActiveXObject in IE > 10
	- Fix XSS issue in style attribute handling (#4739)
	- Fix bug where Drafts list wasn't updated on draft-save action in new window (#4737)
	- Fix so "set as default" option is hidden if identities_level > 1 (#4738)
	- Fix javascript error in "IE 8.0/Tablet PC" browser (#4730)
	- Fix bug where empty fieldmap config entries caused empty results of ldap search (#4741)
	- Fix bug where sent message was saved in Sent folder even if disabled by user (#4729)

	## Release 1.0.4

	- Disable TinyMCE contextmenu plugin as there are more cons than pros in using it (#4684)
	- Fix bug where show_real_foldernames setting wasn't honored on compose page (#4705)
	- Fix issue where Archive folder wasn't protected in Folder Manager (#4706)
	- Fix compatibility with PHP 5.2. in rcube_imap_generic (#4682)
	- Fix setting flags on servers with no PERMANENTFLAGS response (#4667)
	- Fix regression in SHA password generation in ldap driver of password plugin (#4670)
	- Fix displaying of HTML messages with absolutely positioned elements in Larry skin (#4672)
	- Fix font style display issue in HTML messages with styled <span> elements (#4671)
	- Fix download of attachments that are part of TNEF message (#4668)
	- Fix handling of uuencoded messages if messages_cache is enabled (#4675)
	- Fix handling of base64-encoded attachments with extra spaces (#4678)
	- Fix handling of UNKNOWN-CTE response, try do decode content client-side (#4650)
	- Fix bug where creating subfolders in shared folders wasn't possible without ACL extension (#4680)
	- Fix reply scrolling issue with text mode and start message below the quote (#4681)
	- Fix possible issues in skin/skin_path config handling (#4689)
	- Fix lack of delimiter for recipient addresses in smtp_log (#4703)
	- Fix generation of Blowfish-based password hashes (#4721)
	- Fix bugs where CSRF attacks were still possible on some requests [CVE-2014-9587]

	## Release 1.0.3

	- Initialize HTML editor before restoring a message from localStorage (#4631)
	- Add 'sig_max_lines' config option to default config file (#5162)
	- Add config option to specify IMAP connection socket parameters - imap_conn_options (#4589)
	- Add option to set default message list mode - default_list_mode (#3157)
	- Enable contextmenu plugin for TinyMCE editor (#3062)
	- Fix insert-signature command in external compose window if opened from inline compose screen (#4663)
	- Fix some mime-type to extension mapping checks in Installer (#4610)
	- Fix errors when using localStorage in Safari's private browsing mode (#4619)
	- Fix bug where $Forwarded flag was being set even if server didn't support it (#4621)
	- Fix various iCloud vCard issues, added fallback for external photos (#4617)
	- Fix invalid Content-Type header when send_format_flowed=false (#4616)
	- Fix errors when adding/updating contacts in active search (#4630)
	- Fix incorrect thumbnail rotation with GD and exif orientation data (#4641)
	- Fix contacts list update after adding/deleting/moving a contact (#4640, #4644)
	- Fix handling of email addresses with quoted domain part (#4647)
	- Fix comm_path update on task switch (#4648)
	- Fix error in MSSQL update script 2013061000.sql (#4658)
	- Fix validation of email addresses with IDNA domains (#4661)

	## Release 1.0.2

	- Fix storing unsaved drafts in localStorage (#4529)
	- Add configurable LDAP_OPT_DEREF option (#4546)
	- Fix so when switching editor mode original version of signature is used (#4032)
	- Fix unintentional draft autosave request if autosave is disabled (#4550)
	- Fix malformed References: header in send/saved mail (#4552)
	- Fix handling unicode characters in links (#4555)
	- Fix incorrect handling of HTML comments in messages sanitization code (#4558)
	- Fix so current page is reset on list-mode change (#4561)
	- Fix so responses menu hides on click in classic skin (#4566)
	- Fix unintentional line-height style modification in HTML messages (#4567)
	- Fix broken normalize_string(), add support for ISO-8859-2 (#4568)
	- Support csv contacts import in German localization (#4570)
	- Fix so message list and counters are updated when a message is opened in new window (#4569)
	- Fix malformed recipient name when composing a message by clicking on mailto link (#4583)
	- Fix list reload after sending message in another window (#4576)
	- Fix so address format errors are ignored when saving a draft (#4594)
	- Fix incorrect label translation in return receipt (#4598)
	- Fix security issue in delete-response action - allow only ajax request
	- Fix Delete button state after deleting identity/response (#4603)
	- Fix bug where contacts with no email address were listed on compose addressbook (#4602)
	- Fix images import from various vCard formats (#4604)
	- Fix sorting messages by size on servers without SORT capability (#4608)

	## Release 1.0.1

	- Support 'error' and 'body_file' return attribs in 'message_before_send' hook (#4467)
	- Apply user-specific replacements to group's base_dn property (#4512)
	- Fix missing email address when importing contacts from outlook csv (#4535)
	- Fix bug where "With attachment" option in search filter wasn't selected after return from mail view (#4508)
	- Fix "washing" of unicode style attributes (#4510)
	- Fix unintentional redirect from compose page in Webkit browsers (#4516)
	- Fix messages index cache update under some conditions (e.g. proxy) (#4505)
	- Fix lack of translation of special folders in some configurations (#4520)
	- Fix XSS issue in plain text spellchecker (#4524)
	- Fix invalid page title for some folders (1489804)
	- Fix redundant alert message on over-size uploads (#4528)
	- Fix next message display after removing a message (#4521)
	- Fix missing Mail-Followup-To header in sent mail (#4534)
	- Fix error when spell-checking an empty text (#4536)
	- Avoid popupmenus being closed when scrollbar is clicked (#4537)
	- Add proxy_whitelist configuration option (#4496)
	- Fix identities_level=4 handling in new_user_dialog plugin (#4540)
	- Fix various db_prefix issues (#4539)
	- Fix too small length of users.preferences column data type on MySQL
	- Fix redundant warning when switching from html to text in empty editor (#4530)
	- Fix invalid host validation on login (#4541)
	- Fix IMAP connection test in installer so it is aware of imap_auth_type (#4502)

	## Release 1.0.0

	- Added toolbar button to move message in message view
	- Fix style of disabled protocol handler link on IE (#4460)
	- Fix message import dialog when no file is selected (#4488)
	- Fix opening compose screen in new window after saving as draft (#4479)
	- Fix directories check in Installer on Windows (#4462)
	- Fix issue when default_addressbook option is set to integer value (#4379)
	- Fix Opera > 15 detection (#4455)
	- Fix security issue in DomainFactory driver of Password plugin
	- Fix invalid X-Draft-Info on forwarded message draft (#4464)
	- Fix regression in handling of 'attachments' result in message_compose hook (#4474)
	- Fix issue where msgexport.sh printed the message to STDOUT instead of a file (#4476)
	- Fix fatal error in database_attachments plugin under some conditions (#4495)

	## Release 1.0-rc

	- Small CSS fix with message notice boxes in Larry skin (#4429)
	- Include groups in contacts search on mail compose (#4186)
	- Add mime-type mapping for .7z files (#4436)
	- Invoke update scripts with php to circumvent execution restrictions (#4330)
	- Fix drag & drop message/contact moving on touch device (#4395)
	- Fix canned responses in HTML mode (#4446)
	- Check/create default folders on every login not only the first (#4391)
	- Update to jQuery-1.11.0 and jQuery-UI-1.9.2
	- Support SMTP socket context options via new config option 'smtp_conn_options'
	- Fix compatibility with PHP 5.2 in html.php file (#4438)
	- Remove expand/collapse with plus/minus keys (on numeric keypad) (#4437)
	- Fix issue where filesystem path was added to all-attachments (zip) file (#4433)
	- Fix case-sensitivity of email addresses handling on compose (#1899)
	- Don't alter Message-ID of a draft when sending (#4381)
	- Fix issue where deprecated syntax for HTML lists was not handled properly (#3975)
	- Display different icons when Trash folder is empty or full (#2108)
	- Remember last position of more headers switch (#3660)
	- Fix so message flags modified by another client are applied on the list on refresh (#1639)
	- Fix broken text/* attachments when forwarding/editing a message (#4393)
	- Improved minified files handling, added css minification (#3041)
	- Fix handling of X-Forwarded-For header with multiple addresses (#4424)
	- Fix border issue on folders list in classic skin (#4419)
	- Implemented menu actions to copy/move messages, added folder-selector widget (#863)
	- Fix security rules in .htaccess preventing access to base URL without the ending slash (#4422)
	- Fix regression where only first new folder was placed in correct place on the list (#4418)
	- Fix issue where children of selected and collapsed thread were skipped on various actions (#4410)
	- Fix issue where groups were not deleted when "Replace entire addressbook" option on contacts import was used (#4388)
	- Fix unreliable mimetype tests in Installer (#4408)
	- Fix performance of listing writeable folders (#4406)

	## Release 1.0-beta

	- Fix handling of invalid closing tags in HTML messages (#4403)
	- Set real content-type for file downloads (#4400)
	- Update TinyMCE to version 3.5.10 (#4401)
	- Fix keyboard navigation in list widgets (#4367)
	- Allow plugins to grab the reference of opened windows (#4383)
	- Larry skin: Improved status message display for better visibility (#4115)
	- Fix Internet Explorer 11 detection (#4397)
	- Fix date column width to fit the widest possible date format (#4354)
	- Move certain user preference options to a collapsed "advanced" block (#4015)
	- Add file type icons for PowerPoint and Open Office presentations (#4269)
	- Fix operations on folders with trailing spaces in name (#4387)
	- Improve identity selection based on From: header (#4360)
	- Fix issue where mails with inline images of the same name contained only the first image multiple times (#4378)
	- Use left/right arrow keys to collapse/expand thread and spacebar to select a row, change Ctrl key behavior (#4367)
	- Fix an issue where using arrow keys to go up a list can result in selected message being under headers (#4375)
	- Fix an issue where Home/End keys don't focus list row properly, don't scrollTo properly (#4370)
	- Add an option to disable smart Reply-List behaviour - reply_all_mode (#3953)
	- Fix an issue where pressing minus key on contacts list was hiding list records (#4368)
	- Fix an issue where shift + arrow-up key wasn't selecting all messages in collapsed thread (#4371)
	- Added icon for priority column in messages list header (#4275)
	- New feature "Canned Responses" to save and recall boilerplate text snippets
	- Fix HTML part detection when encapsulated inside multipart/signed (#4357)
	- Add spellchecker backend for the After the Deadline service
	- Replace markdown-style [1] link indexes in plain text email bodies
	- Improved mailto: link arguments handling (#4351)
	- Use DOMDocument LIBXML_PARSEHUGE and LIBXML_COMPACT options if possible (#4316)
	- Support HTTP_HOST, SERVER_NAME and SERVER_ADDR values in include_host_config feature
	- Make default font size for HTML messages configurable (request #118)
	- Fix XSS issue in addressbook group name field [CVE-2013-5646] (#4337)
	- After message is sent refresh messages list of replied message folder (#4282)
	- Add option force specified domain in user login - username_domain_forced (#4290)
	- Add option to import Vcards with group assignments
	- Save groups membership in Vcard export (#3801)
	- Workaround broken PHP function timezone_name_from_abbr (#4289)
	- Make cached message size limit configurable - messages_cache_threshold (#4326)
	- Log also failed logins to userlogins log
	- Add temp_dir_ttl configuration option (#4318)
	- Allow setting INBOX as Sent folder (#4264)
	- Fix replacement variables in user-specific base_dn in some LDAP requests (#4299)
	- Fix image scaling issues when image has only one dimension smaller than the limit (#4296)
	- Fix issue where uploaded photo was lost when contact form did not validate (#4296)
	- Move identity selection based on non-standard headers into (new) identity_select plugin (#3835)
	- Fix downloading binary files with (wrong) text/* content-type (#4292)
	- Respect HTTP_X_FORWARDED_FOR and HTTP_X_REAL_IP variables for session IP check
	- Simplified configuration by merging it into one file + defaults (#3156)
	- Make message list header stay on top when scrolling (#353)
	- Add support for 'enchant' spellcheck engine
	- Check filetype detection in installer and update script (#4252)
	- Fix folder names truncation in Classic skin (#4265)
	- Make possible to disable some (broken) IMAP extensions with imap_disable_caps option (#4245)
	- Contacts drag-n-drop default action is to move contacts (#3962)
	- Added possibility to choose to move or copy contacts from drag-n-drop menu (#3962)
	- Fix Close link and remove About link on error pages (#4201)
	- Improved/unified attachment preview screen, added print button
	- Fix lack of space between searchfilter and quicksearchbar in Larry skin (#4233)
	- Cache LDAP's user_specific search and use vlv for better performance (#4247)
	- LDAP: auto-detect and use VLV indices for all search operations
	- LDAP: additional group configuration options for address books
	- LDAP: separated address book implementation from a generic LDAP wrapper class
	- Allow address books to browse a multi-level group hierarchy in the contacts list
	- Fix session issues when local and database time differs (#2401)
	- Fix thread cache synchronization/validation (#4150)
	- Added feature to import messages to the currently selected folder
	- Add option show_real_foldernames to disable localization of special folders
	- Fix database cache expunge issues (#4229)
	- Fix date format issues on MS SQL Server (#4078)
	- Add imap_cache_ttl option to configure TTL of imap_cache
	- Make LDAP cache engine configurable via ldap_cache and ldap_cache_ttl options
	- Fix "duplicate entry" errors on inserts to imap cache tables (#4228)
	- Improved handling of Reply-To/Bcc addresses of identity in compose form (#4142)
	- Added user preference to open all popups as standard windows
	- Implemented shared cache (rcube_cache_shared)
	- Change Reply-All button label/title when mailing list is detected (#4092)
	- Fix SMTP connection using IPv6 address in smtp_server option (#4147)
	- Added attachment_reminder plugin
	- Make PHP code eval() free, use create_function()
	- Add option to display email address together with a name in mail preview (#3952)
	- Support CSV import from Atmail (#4161)
	- Add db_prefix configuration option in place of db_table_/db_sequence_ options
	- Make possible to use db_prefix for schema initialization in Installer (#4175)
	- Fix updatedb.sh script so it recognizes also table prefix for external DDL files
	- Fix parsing invalid date string (#4155)
	- Add "with attachment" option to messages list filter (#1795)
	- Call resize handler in intervals to prevent lags and double onresize calls in Chrome (#4137)
	- Add rel="noreferrer" for links in displayed messages (#4976)
	- Add ability to toggle between HTML and text while viewing a message (#3005)
	- Remove "HTML message" from attachments list while viewing a message in text mode (#3005)
	- Support IMAP MOVE extension [RFC 6851]
	- Add attachment menu with Open and Download options (#4116)
	- Display user-friendly message on IMAP "over quota" errors (#914)
	- Extended archive plugin with user-configurable options to store messages into subfolders
	- Fix export of selected contacts from search result (#4070)
	- Feature to export only selected contacts from addressbook (by Phil Weir)

	## Release 0.9.5

	- Fix failing vCard import when email address field contains spaces (#4363)
	- Fix default spell-check configuration after Google suspended their spell service
	- Fix vulnerability in handling _session argument of utils/save-prefs [CVE-2013-6172] (#4362)
	- Fix iframe onload for upload errors handling (#4361)
	- Fix address matching in Return-Path header on identity selection (#4358)
	- Fix text wrapping issue with long unwrappable lines (#4356)
	- Fixed issues where HTML comments inside style tag would hang Internet Explorer
	- Hide Delivery Status Notification option when smtp_server is unset (#4339)
	- Display full attachment name using title attribute when name is too long to display (#4328)
	- Fix attachment icon issue when rare font/language is used (#4334)
	- Fix expanded thread root message styling after refreshing messages list (#4335)
	- Fix issue where From address was removed from Cc and Bcc fields when editing a draft (#4327)
	- Fix error_reporting directive check (#4331)
	- Fix de_DE localization of "About" label in Help plugin (#4333)

	## Release 0.9.4

	- Make identities matching case insensitive (#1881)
	- Fix issue where too big message data was stored in cache causing sql errors (#4325)
	- Fix iframe scrollbars on webkit desktop browsers (#4319)
	- Fix issue where legacy config was overridden by default config (#4305)
	- Fix newmail_notifier issue where favicon wasn't changed back to default (#4324)
	- Fix setting of Junk and NonJunk flags by markasjunk plugin (#4303)
	- Fix lack of Reply-To address in header of forwarded message body (#4314)
	- Fix bugs when invoking contact creation form when read-only addressbook is selected (#4313)
	- Fix identity selection on reply (#4308)
	- Fix so additional headers are added to all messages sent (#4302)
	- Fix display issue after moving folder in Folder Manager (#4310)
	- Fix handling of non-default date formats (#4311)
	- Fix unquoted path in PREG expression on Windows (#4307)
	- Fix wrong close tag in /template/mail.html (#4312)

	## Release 0.9.3

	- Fix setting refresh_interval to "Never" in Preferences (#4304)
	- Fixed iframe scrolling on touch devices
	- Optimized message list for touch devices
	- Fix purge action in folder manager (#4300)
	- Fix base URL resolving on attribute values with no quotes (#4297)
	- Fix wrong handling of links with '\|' character (#4298)
	- Fix colorspace issue on image conversion using ImageMagick (#4294)
	- Fix XSS vulnerability when editing a message "as new" or draft [CVE-2013-5645] (#4283)
	- Fix XSS vulnerability when saving HTML signatures [CVE-2013-5645] (#4283)
	- Fix rewrite rule in .htaccess (#4278)
	- Fix detecting Turkish language in ISO-8859-9 encoding (#4284)
	- Fix identity-selection using Return-Path headers (#4279)
	- Fix parsing of links with ... in URL (#4251)
	- Fix compose priority selector when opening in new window (#4286)
	- Fix bug where signature wasn't changed on identity selection when editing a draft (#4272)
	- Fix IMAP SETMETADATA parameters quoting (#4274)
	- Fix "could not load message" error on valid empty message body (#4271)
	- Fix handling of message/rfc822 attachments on message forward and edit (#4262)
	- Fix parsing of square bracket characters in IMAP response strings (#4267)
	- Don't clear References and in-Reply-To when a message is "edited as new" (#4263)
	- Fix messages list sorting with THREAD=REFS
	- Remove deprecated (in PHP 5.5) PREG /e modifier usage (#4239)
	- Fix empty messages list when register_globals is enabled (#4232)
	- Fix so valid and set date.timezone is not required by installer checks (#4242)
	- Canonize boolean ini_get() results (#4249)
	- Fix so install do not fail when one of DB driver checks fails but other drivers exist (#4240)
	- Fix so exported vCard specifies encoding in v3-compatible format (#4244)

	## Release 0.9.2

	- Fix image thumbnails display in print mode (#4220)
	- Fix height of message headers block (#4200)
	- Fix timeout issue on drag&drop uploads (#4238)
	- Fix default sorting of threaded list when THREAD=REFS isn't supported
	- Fix list mode switch to 'List' after saving list settings in Larry skin (#4236)
	- Fix error when there's no writeable addressbook source (#4235)
	- Fix zipdownload plugin issue with filenames charset (#4231)
	- Fix so non-inline images aren't skipped on forward (#4230)
	- Fix "null" instead of empty string on messages list in IE10 (#4227)
	- Fix legacy options handling
	- Fix so bounces addresses in Sender headers are skipped on Reply-All (#4140)
	- Fix bug where serialized strings were truncated in PDO::quote() (#4226)
	- Fix displaying messages with invalid self-closing HTML tags (#4223)
	- Fix PHP warning when responding to a message with many Return-Path headers (#4222)
	- Fix unintentional compose window resize (#4206)
	- Fix performance regression in text wrapping function (#4219)
	- Fix connection to postgres db using unix socket (#4218)
	- Fix handling of comma when adding contact from contacts widget (#4199)
	- Fix bug where a message was opened in both preview pane and new window on double-click (#4212)
	- Fix fatal error when xdebug.max_nesting_level was exceeded in rcube_washtml (#4202)
	- Fix PHP warning in html_table::set_row_attribs() in PHP 5.4 (#4194)
	- Fix invalid option selected in default_font selector when font is unset (#4204)
	- Fix displaying contact with ID divisible by 100 in sql addressbook (#4211)
	- Fix browser warnings on PDF plugin detection (#4209)
	- Fix fatal error when parsing UUencoded messages (#4210)

	## Release 0.9.1

	- Better German labels for from/to to avoid conflicts with 'sender' (#4188)
	- Fix problem where security warning was displayed for valid images with image/jpg type (#4196)
	- Fix handling of invalid email addresses in headers (#4193)
	- Fix IMAP connection issue with default_socket_timeout < 0 and imap_timeout < 0 (#4191)
	- Fix various PHP code bugs found using static analysis (#4190)
	- Fix backslash character handling on vCard import (#4189)
	- Fix csv import from Thunderbird with French localization (#4170)
	- Fix messages list focus issue in Opera and Webkit (#4169)
	- Fix Reply-To header handling in Reply-All action (#4157)
	- Fix so Sender: address is added to Cc: field on reply to all (#4140)
	- Fix so addressbook_search_mode works also for group search (#4183)
	- Fix removal of a contact from a group in LDAP addressbook (#4185)
	- Include SQL query in the log on SQL error (#4172)
	- Fix handling untagged responses in IMAP FETCH - "could not load message" error (#4180)
	- Fix very small window size in Chrome (#4087)
	- Fix list page reset when viewing a message in Larry skin (#4182)
	- Fix min_refresh_interval handling on preferences save (#4179)
	- Fix PDF support detection for Firefox PDF.js (#4113)
	- Fix possible collision in generated thumbnail cache key (#4177)
	- Fix exit code on bootstrap errors in CLI mode (#4160)
	- Fix error handling in CLI mode, use STDERR and non-empty exit code (#5161)
	- Fix error when using check_referer=true
	- Fix incorrect handling of some specific links (#4171)
	- Fix incorrect handling of leading spaces in text wrapping
	- Fix unintentional messages list jumps on click in Internet Explorer (#4167)
	- Fix list of required configuration options (#4166)
	- Fix DB error when creating a new contact and a group is selected (#4164)
	- Fix handling of deprecated boolean value of reply_mode option (#4165)

	## Release 0.9.0

	- Fix display of HTML entities in protected folder name (#4159)
	- Set minimal permissions to temp files (#4131)
	- Improve content check for embedded images without filename (#4151)
	- Fix handling of invalid characters in message headers and output (#4153)
	- Fix selecting collapsed rows on select-all (#4156)
	- Avoid race-conditions with concurrent attachment uploads (#3739)
	- Fix possible header duplicates when using additional headers (#4154)
	- Fix session issues with use_https=true (#4125)
	- Fix blockquote width in sent mail (#4152)
	- Fix keyboard events on list widgets in Internet Explorer (#4148)

	## Release 0.9-rc2

	- Fix security issue in save-pref command
	- Remove sig_above configuration option, use reply_mode only (#4135)
	- Refresh current folder in opener window after draft save or message sent (#4132)
	- Fix saving draft just after entering compose window (#4141)
	- Fix javascript error in IE9 when loading form with placeholders into an iframe (#4138)
	- Fix handling of some conditional comment tags in HTML message (#4136)
	- Fix so forward as attachment works if additional attachment is added by message_compose hook (#4134)
	- Better handling of session errors in ajax requests (#4105)
	- Fix HTML part detection for some specific message structures (#4130)
	- Don't show fake address - phishing prevention (#4120)
	- Fix forward as attachment bug with editormode != 1 (#4129)
	- Fix LIMIT/OFFSET queries handling on MS SQL Server (#4123)
	- Fix so task name can really contain all from a-z0-9_- characters (#4095)
	- Fix javascript errors when working in a page opened with target="_blank"
	- Mention SQLite database format change in UPGRADING file (#4122)
	- Increase maxlength to 254 chars for email input fields in addressbook (#4126)
	- Fix thumbnail size when GD extension is used for image resize (#4124)
	- Display notice that message is encrypted also for application/pkcs7-mime messages (#3815)

	## Release 0.9-rc

	- Fix plain text spellchecker incorrect highlighting in non-ASCII text (#4114)
	- Add workaround for invalid message charset detection by IMAP servers (#4112)
	- Fix NUL characters in content-type of ms-tnef attachment (#4108)
	- Fix regression in handling LDAP contact identifiers (#4104)
	- Updated translations from Transifex
	- Fix buggy error template in a frame (#4092)
	- Add addressbook widget on compose page in classic skin
	- Add search box to compose address book widget (#3710)
	- Fix login in case when default_host is an array with one element (#4085)
	- Use LDAP fallback hosts on connect + bind instead of ldap_connect() only.
	- Add config option for LDAP bind timeout (sets LDAP_OPT_NETWORK_TIMEOUT option)
	- Submit Addressbook advanced search form with Enter key (#3843)
	- Also block remote images in HTML part view (#4013)
	- Improved database schema upgrade procedure, added updatedb.sh script
	- Force autocommit mode in mysql database driver (#4068)

	## Release 0.9-beta

	- Fix searching by date in address book (#4058)
	- Improve charset detection by prioritizing charset according to user language (#2032)
	- Fix handling of escaped separator in vCard file (#4064)
	- Add option to use envelope From address for MDN responses (#4052)
	- Add possibility to search in message body only (#3977)
	- Support "multipart/relative" as an alias for "multipart/related" type (#4057)
	- Display PGP/MIME signature attachments as "Digital Signature" (#3845)
	- Workaround UW-IMAP bug where hierarchy separator is added to the shared folder name (#4051)
	- Fix version comparisons with -stable suffix (#4050)
	- Add unsupported alternative parts to attachments list (#4046)
	- Add Compose button on message view page (#3959)
	- Display 'Sender' header in message preview
	- Plugin API: Added message_before_send hook
	- Fix contact copy/add-to-group operations on search result (#4042)
	- Use matching identity in MDN response (#4043)
	- Fix handling of signatures on draft edit (#3996)
	- Fix so compacting of non-empty folder is possible also when messages list is empty (#4039)
	- Allow forwarding of multiple emails (#2941)
	- Fix big memory consumption of DB layer (#4037)
	- Fix broken message/part bodies when FETCH response contains more untagged lines (#4020)
	- Fix empty email on identities list after identity update (#4018)
	- Add new identities_level: (4) one identity with possibility to edit only signature
	- Use Delivered-To and Envelope-To headers for identity selection (#4024, #3835)
	- Fix XSS vulnerability using Flash files (#4014)
	- Always save drafts with format=flowed in order to keep original line wraps (#3997)
	- Select default_addressbook on the list in Address Book (#3624)
	- Fix so mobile phone has TYPE=CELL in exported vCard (#4004)
	- Support contacts import from CSV file (#2605)
	- Improved keep-alive action. Now the interval is based on session_lifetime (#3799)
	- Added cross-task 'refresh' request for system state updates (#3799)
	- Renamed config options: keep_alive to refresh_interval, min_keep_alive to min_refresh_interval
	- Fix handling of text/enriched content on message reply/forward/edit
	- Option to display attached images as thumbnails below message body
	- Upgraded to jQuery 1.8.3 and jQuery UI 1.9.1
	- Add config option to automatically generate LDAP attributes for new entries
	- Add user settings to open message view and compose form in new windows (#1886)
	- Better client-side timezone detection using the jsTimezoneDetect library (#3947)
	- Add option to disable saving sent mail in Sent folder - no_save_sent_messages (#3923)
	- Fix handling dont_override with message_sort_col and message_sort_order settings (#3970)
	- Fix handling of URLs with asterisk characters (#3969)
	- Remove automatic to-lowercase conversion of usernames (#3941)
	- Plugin API: Add 'email_list' argument for identities data in user_create hook
	- Integrated zipdownload plugin to download all attachments (#617)
	- Fix HTML special characters handling in message list/header display (#3812)
	- List related text/html part as attachment in plain text mode (#3918)
	- Use IMAP BINARY (RFC3516) extension to fetch message/part bodies
	- Fix folder creation under public namespace root (#3910)
	- Fix so "Edit as new" on draft creates a new message (#3924)
	- Fix invalid error message on deleting mail from read only folder (#3929)
	- Replace data URIs of images (pasted in HTML editor) with inline attachments (#3795)
	- Remove (too big) min-width on mail screen
	- Added template object 'frame'
	- Add option to enable HTML editor on forwarding (#3807)
	- Add option to not include original message on reply, rename option top_posting to reply_mode (#1615)
	- Added session_path config option and unified cookies settings in javascript
	- Added "Undeleted" option to messages list filter
	- Rewritten test scripts for PHPUnit
	- Add new DB abstraction layer based on PHP PDO, supporting SQLite3 (#3668)
	- Removed PEAR::MDB2 package
	- Removed users.alias column, added option ('user_aliases')
	to use email address from identities as username (#3851)
	- Removed redundant cache.cache_id column (#3817)
	- Fix order of attachments in sent mail (#3740)
	- Fix Shift + delete button does not permanently delete messages (#3598)
	- Add Content-Length for attachments where possible (#1880)
	- Fix attachment sizes in message print page and attachment preview page (#3805)
	- Add mail attachments using drag & drop on HTML5 enabled browsers
	- Add workaround for invalid BODYSTRUCTURE response - parse message with Mail_mimeDecode package (#1966)
	- Display Tiff as Jpeg in browsers without Tiff support (#3757)
	- Don't display Pdf/Tiff/Flash attachments inline without browser support (#3757, #3394)
	- Add is_escaped attribute for html_select and html_textarea (#3782)
	- Fix issue where draft auto-save wasn't executed after some inactivity time
	- Add vCard import from multiple files at once (#3458)
	- Roundcube Framework:
	Add possibility to replace IMAP driver with custom class
	Add IMAP auto-connection feature, improving performance with caching enabled
	Replace imap_init hook with storage_init (with additional 'driver' argument)
	Improved performance by caching IMAP server's capabilities in session
	Unified global functions naming (rcube_ prefix)
	Better classes separation
	Framework files moved to lib/Roundcube

	## Release 0.8.5

	- Fix #countcontrols issue in IE<=8 when text is very long (#4060)
	- Fix unwanted horizontal scrollbar in message preview header (#4044)
	- Add workaround for IE<=8 bug where Content-Disposition:inline was ignored (#4028)
	- Fix XSS vulnerability in vbscript: and data:text links handling [CVE-2012-6121] (#4033)
	- Fix absolute positioning in HTML messages (#4007)
	- Fix cache (in)validation after setting \Deleted flag
	- Fix keyboard events on messages list in opera browser (#4011)
	- Fix selection of collapsed thread rows (#3978)
	- Fix wrapping of quoted text with format=flowed (#3561)

	## Release 0.8.4

	- Fix regression where unintentional page reload was done after request abort (#3999)
	- Fix XSS vulnerability in handling of text/enriched messages (#4000)
	- Fix handling of 'media' attribute on linked css (#3989)
	- Fix excessive LFs at the end of composed message with top_posting=true (#3995)
	- Fix bug where leading blanks were stripped from quoted lines (#3994)

	## Release 0.8.3

	- Fix AREA links handling (#3992)
	- Fix possible HTTP DoS on error in keep-alive requests (#3983)
	- Fix compatibility with MDB2 2.5.0b4 (#3982)
	- Fix a bug where saving a message in INBOX wasn't possible
	- Fix HTML part detection in messages with attachments (#3976)
	- Fix bug where wrong words were highlighted on spell-before-send check
	- Fix scrolling quirk in email preview frame using Opera 12 (#3973)
	- Fix displaying of multipart/alternative messages with empty parts (#3961)
	- Fix threaded list sorting on PHP < 5.2.9 (#3960)
	- Fix Warning: htmlspecialchars(): charset `RCMAIL_CHARSET` not supported warning in Installer (#3958)

	## Release 0.8.2

	- Fix XSS vulnerability from HTTP User-Agent header (#3954)
	- Force fonts in compose fields to be all the same (#3926)
	- Fix handling vCard entries with TEL;TYPE=CELL (#3949)
	- Fix error where session wasn't updated after folder rename/delete (#3928)
	- Fix PLAIN authentication for some IMAP servers (#3916)
	- Fix encoding vCard file when contains PHOTO;ENCODING=b (#3922)
	- Fix focus issue in IE when selecting message row (#3881)
	- Add full headers view in message preview window (#3823)
	- Fix message display page issues - unified with message preview (#3856, #3895)
	- Fix displaying all headers when they contain malformed characters (#3911)
	- Fix decoding of HTML messages with UTF-16 charset specified (#3902)
	- Fix quota capability detection so it can be overwritten by a plugin (#3903)
	- Fix identity selection on reply (#3516)
	- Fix Larry's messages list filter in IE (#3890)
	- Fix more IE issues by disabling Compat. mode with X-UA-Compatible meta tag (#3886)
	- Fix setting locales under Solaris - use additional .UTF-8 suffix (#3887)
	- Fix email address validation for addresses with IP address in domain part
	- Fix Larry skin issues in IE7 compat. mode (#3879)
	- Fix so subscribed non-existing/non-accessible shared folder can be unsubscribed

	## Release 0.8.1

	- Fix bug where domain name was converted to lower-case even with login_lc=false (#3859)
	- Fix lower-casing email address on replies (#3863)
	- Fix line separator in exported messages (#3866)
	- Fix XSS issue where plain signatures wasn't secured in HTML mode [CVE-2012-4668] (#3875)
	- Fix XSS issue where href="javascript:" wasn't secured [CVE-2012-3508] (#3875)
	- Fix impossible to create message with empty plain text part (#3873)
	- Fix stripped apostrophes when replying in plain text to HTML message (#3869)
	- Fix inactive Save search option after advanced search (#3870)
	- Fix Remove from group option is active for contact search result (#3871)
	- Disable autocapitalization in login form on iPad/iPhone (#3872)
	- Fix focus on the list when list row is clicked (#3865)
	- Added separate From and To columns apart from smart From/To column (#2970)
	- Fix fallback to Larry skin when configured skin isn't available (#3857)
	- Fix (workaround) delete operations with some versions of memcache (#3858)
	- Fix (disable) request validation for spell and spell_html actions

	## Release 0.8.0

	- Don't show product version on login screen (can be enabled by config)
	- Renamed old default skin to 'classic'. Larry is the new default skin.
	- Support connections to memcached socket file (#3848)
	- Enable TinyMCE inlinepopups plugin
	- Update to TinyMCE 3.5.6
	- Correctly escape localized labels in javascript variable (#3842)
	- Update Net_SMTP/Auth_SASL packages to fix Digest-MD5/Cram-MD5 authentication (#3846)
	- Don't add attachments content into reply/forward/draft message body (#3837)
	- Fix 'no connection' errors on page unloads (#3832)
	- Plugin API: Add 'unauthenticated' hook (#3545)
	- Show explicit error message when provided hostname is invalid (#3834)
	- Fix wrong compose screen elements focus in IE9 (#3826)
	- Fix fatal error when date.timezone isn't set (#3831)
	- Update to TinyMCE 3.5.4.1
	- Better icons with distinct shapes for priority columns (#3706)
	- Show dedicated icon for multipart/report messages (#3813)
	- Properly hide text of icon links/buttons (#3820)
	- Fix handling of unitless CSS size values in HTML message (#3821)
	- Fix removing contact photo using LDAP addressbook (#3737)
	- Fix storing X-ANNIVERSARY date in vCard format (#3816)
	- Update to Mail_Mime-1.8.5 (#3810)
	- Fix XSS vulnerability in message subject handling using Larry skin [CVE-2012-3507] (#3809)
	- Fix handling of links with various URI schemes e.g. "skype:" (#3521)
	- Fix handling of links inside PRE elements on html to text conversion
	- Fix indexing of links on html to text conversion
	- Decode header value in rcube_mime::get() by default (#3803)
	- Fix errors with enabled PHP magic_quotes_sybase option (#3798)
	- Fix SQL query for contacts listing on MS SQL Server (#3797)
	- Fix window.resize handler on IE8 and Opera (#3758)
	- Don't let error message popups cover the login form (#3794)
	- Update to TinyMCE 3.5.2
	- Don't show errors when moving contacts into groups they are already in (#3788)
	- Make folders with unread messages in subfolders bold again (#2892)
	- Abbreviate long attachment file names with ellipsis (#3793)
	- Fix html2text conversion of strong\|b\|a\|th\|h tags when used in upper case
	- Add listcontrols template container in Larry skin (#3792)
	- Fix host autoselection when default_host is an array (#3790)
	- Move messages forwarding mode setting into Preferences
	- Fix HTML entities handling in HTML editor (#3780)
	- Fix listing shared folders on Courier IMAP (#3767)

	## Release 0.8-rc

	- Added new translations in Belarusian, Interlingua and Malayalam
	- Flipped compose options arrow (#3772)
	- Fix handling of large uuencode attachments (#3771)
	- Fix handling of "usemap" attribute (#3770)
	- Fix handling of some HTML tags e.g. IMG (#3769)
	- Use similar language as a fallback for plugin localization (#3726)
	- Fix issue where signature wasn't re-added on draft compose (#3659)
	- Update to TinyMCE 3.5 (#3762)
	- Fixed multi-threaded autocompletion when number of threads > number of sources
	- Allow to configure the number of values allowed for each LDAP attribute
	- Support for serialized LDAP address values (usually delimited with a $)
	- Less restrictive session auth checks, repeat keep-alive requests on failure (#3755)
	- Fix redirect to mail/compose on re-login (#3585)
	- Add IE8 hack for messages list issue (#3317)
	- Fix handling errors on draft auto-save
	- Fix importing vCard photo with ENCODING param specified (#3746)
	- Support multiple name/email pairs for Bcc and Reply-To identity settings (#3752)
	- Set flexible width to login form fields (#3735)
	- Fix re-draw bug on list columns change in IE8 (#3318)
	- Allow mass-removal of addresses from a group (#3259)
	- Fix removing all contacts on import to LDAP addressbook
	- Fix so "Back" from compose/show doesn't reset search request (#3594)
	- Add option to delete messages instead of moving to Trash when in Junk folder (#2805)
	- Fix invisible cursor when replying to a html message (#3100)
	- Reset IP stored in session when destroying session data (#3485)
	- Fix bug where memory_limit = -1 wasn't handled properly
	- Support LDAP RFC2256's country object class read/write (#3535)
	- Upgraded to jQuery 1.7.2
	- Image resize with GD extension (#3712)
	- Fix lack of warning when switching task in compose window (#3725)
	- Fix bug where it wasn't possible to enter ( or & characters in autocomplete fields
	- Request all needed fields from address book backends (#3721)
	- Unified (single) spellchecker button
	- Scroll long lists on drag&drop (#2249)
	- Copy all skins in installto script (#3705)

	## Release 0.8-beta

	- Upgraded to jQuery 1.7.1 (#3673) and jQuery UI 1.8.18
	- Add Russian to the spellchecker languages list (#3542)
	- Remember custom skin selection after logout (#3688)
	- Make sure About tab is always the last tab (#3609)
	- Fix issue with folder creation under INBOX. namespace (#3683)
	- Added mailto: protocol handler registration link in User Preferences (#2729)
	- Handle identity details box with an iframe (#3066)
	- Fix issue where some text from original message was missing on reply (#3675)
	- Fix autoselect_host() for login (#3639)
	- Changed license to GNU GPLv3+ with exceptions for skins & plugins
	- Added address book widget on compose screen
	- Use proper timezones from PHP's internal timezonedb (#1973)
	- Add separate pagesize setting for mail messages and contacts (#3617)
	- Deprecate $DB, $USER, $IMAP global variables, Use $RCMAIL instead
	- Add option to set default font for HTML message (#894)
	- Fix issues with big memory allocation of IMAP results
	- Prevent from memory_limit exceeding when trying to parse big messages bodies (#3164)
	- Add possibility to add SASL mechanisms for SMTP in smtp_connect hook (#3399)
	- Mark (with different color) folders with recent messages (#2479)
	- Added About tab in Settings
	- TinyMCE updated to 3.4.6

	## Release 0.7.2

	- Fix encoding of attachment with comma in name (#3717)
	- Fix handling of % character in IMAP protocol (#3711)
	- Fix duplicate names handling in addressbook searches (#3704)
	- Fix displaying of HTML messages from Disqus (#3702)
	- Disable E_STRICT warnings on PHP 5.4
	- Prevent from folder selection on virtual folder collapsing (#3681)
	- Fix automatic unsubscribe of non-existent folders
	- Fix double-quotes handling in recipient names
	- User configurable setting how to display contact names in list
	- Make contacts list sorting configurable for the admin/user
	- Fix parse errors in DDL files for MS SQL Server
	- Revert SORT=DISPLAY support, removed by mistake (#3664)
	- Add lost translation label in de_DE (#3654)
	- Fix drafts update issues when edited from preview pane (#3653)
	- Fix wrong variable name in rcube_ldap.php (#3643)
	- Make mime type detection based on filename extension to be case-insensitive
	- Fix failure on MySQL database upgrade from 0.7 - text column can't have default value (#3642)


	## Release 0.7.1

	- Fix bug in handling of base href and inline content (#3634)
	- Fix SQL Error when saving a contact with many email addresses (#3630)
	- Fix strict email address searching if contact has more than one address
	- Remove duplicated 'organization' label (#3631)
	- Fix so editor selector is hidden when 'htmleditor' is listed in 'dont_override'
	- Fix wrong (long) label usage (#3627)
	- Fix handling of INBOX's subfolders in special folders config (#3623)
	- Add ifModule statement for setting Options -Indexes in .htaccess file (#3620)
	- Fix crashes with eAccelerator (#3608)
	- Fix searching on IMAP servers without CHARSET specifier support (#3619)
	- Fix expanding folders during drag&drop (#3611)
	- Fix wrong postgres sequence name in upgrade from 0.6
	- Fix broken CREATE INDEX queries in SQLite DDL files (#3607)

	## Release 0.7

	- Make Roundcube render the Email Standards Project Acid Test correctly
	- Replace prompt() with jQuery UI dialog (#1603)
	- Fix navigation in messages search results
	- Improved handling of some malformed values encoded with quoted-printable (#3590)
	- Add possibility to do LDAP bind before searching for bind DN
	- Fix handling of empty <U> tags in HTML messages (#3584)
	- Add content filter for embedded attachments to protect from XSS on IE [CVE-2012-1253] (#3372)
	- Use strpos() instead of strstr() when possible (#3581)
	- Fix handling HTML entities when converting HTML to text (#3582)
	- Fix fit_string_to_size() renders browser and ui unresponsive (#3577)
	- Fix handling of invalid characters in request (#3536)
	- Fix merging some configuration options in update.sh script (#2181)
	- Fix so TEXT key will remove all HEADER keys in IMAP SEARCH (#3578)
	- Fix handling contact photo url with https:// prefix (#3575)
	- Fix possible infinite redirect on attachment preview (#3572)
	- Improved clickjacking protection for browsers which don't support X-Frame-Options headers
	- Fixed bug where similar folder names were highlighted wrong (#3345)
	- Fixed bug in handling link with '!' character in it (#3569)
	- Fixed bug where session ID's length was limited to 40 characters (#3570)
	- TinyMCE security issue: removed moxieplayer (embedding flv and mp4 is not supported anymore)

	## Release 0.7-beta

	- Fix handling of HTML form elements in messages (#1604)
	- Fix regression in setting recipient to self when replying to a Sent message (#3101)
	- Fix listing of folders in hidden namespaces (#2895)
	- Don't consider \Noselect flag when building folders tree (#3448)
	- Fix sorting autocomplete results (#3504)
	- Add option to set session name (#2630)
	- Add option to skip alternative email addresses in autocompletion
	- Fix inconsistent behaviour of Compose button in Drafts folder, add Edit button for drafts
	- Fix problem with parsing HTML message body with non-unicode characters (#3312)
	- Add option to define matching method for addressbook search (#2720, #3378)
	- Make email recipients separator configurable
	- Fix so folders with \Noinferiors attribute aren't listed in parent selector
	- Fix handling of curly brackets in URLs (#3555)
	- Fix handling of dates (birthday/anniversary) in contact data (#3552)
	- Fix error on opening searched LDAP contact (#3550)
	- Fix redundant line break in flowed format (#3551)
	- Fix IDN address validation issue (#3544)
	- Fix JS error when dst_active checkbox doesn't exist (#3540)
	- Autocomplete LDAP records when adding contacts from mail (#3498)
	- Plugin API: added 'ready' hook (#3492)
	- Ignore DSN request when it isn't supported by SMTP server (#3300)
	- Make sure LDAP name fields aren't arrays (#3523)
	- Fixed imap test to non-default port when using ssl (#3532)
	- Force all files to be overwritten when updating (#3531)
	- Fix issue where it wasn't possible to change list view mode in folder manager for INBOX (#3522)
	- Fix namespace handling in special folders settings (#3527)
	- Disable time limit for CLI scripts (#3524)
	- Fix misleading display when changing editor type (#3519)
	- Add loading indicator on contact delete
	- Fix bug where after delete message rows can be added to the list of another folder (#3263)
	- Add notice on autocompletion that not all records were displayed
	- Add option 'searchonly' for LDAP address books
	- Add Priority filter to the messages list
	- Cache synchronization using QRESYNC/CONDSTORE
	- Trigger 'new_messages' hook for all checked folders (#3503)
	- Make date/time format user configurable; drop 'date_today' config option
	- Fix setting title for truncated subject in IE (#3141)
	- Fix displaying multipart/alternative messages with only one part (#3400)
	- Rewritten messages caching:
	Indexes are stored in a separate table, so there's no need to store all messages in a folder
	Added threads data caching
	Flags are stored separately, so flag change doesn't cause DELETE+INSERT, just UPDATE
	- Improved FETCH response handling
	- Improvements in response tokenization method
	- Use 'From' and 'To' labels instead of 'Sender' and 'Recipient'
	- Fix username case-insensitivity issue in MySQL (#3462)
	- Addressbook Saved Searches
	- Added spellchecker exceptions dictionary (shared or per-user)
	- Added possibility to ignore words containing caps, numbers, symbols (spellcheck_ignore_* options)
	- Added 'priority' column on messages list (#2884)
	- Localize forwarded message header (#3487)

	## Release 0.6

	- Fix bug where the last identity is used on reply (#3516)
	- Fix locked folder rename option on servers supporting RFC2086 only (#3508)
	- Fix session race conditions when composing new messages
	- Fix encoding of LDAP contacts identifiers (#3501)
	- jQuery 1.6.4
	- Fix handling of binary attachments encoded with quoted-printable (#3494)
	- Fix text-overflow:ellipsis issues on messages list in FF7 and Webkit (#3490)
	- Fix handling of links with IP address
	- Fix compacting folder resets message list filter (#3499)

	## Release 0.6-rc

	- Send X-Frame-Options headers to protect from clickjacking (#3079)
	- Fallback to mail_domain in LDAP variable replacements; added 'host' to 'user_create' hook arguments (#3464)
	- Fixed wrong vCard type parameter mobile (#3496)
	- Fixed vCard WORKFAX issue (#3476)
	- Add vCard's Profile URL support (#3491)
	- jQuery 1.6.3
	- Fix imap_cache setting to values other than 'db' (#3489)
	- Fix handling of attachments inside message/rfc822 parts (#3466)
	- Make list of mimetypes that open in preview window configurable (#3175)
	- Added plugin hook 'message_part_get' for attachment downloads
	- Added unique connection identifier to IMAP debug messages
	- Fix image type check for contact photo uploads

	## Release 0.6-beta

	- Fixed selecting identity on reply/forward (#3434)
	- Add option to hide selected LDAP addressbook on the list
	- Add client-side checking of uploaded files size
	- Add newlines between organization, department, jobtitle (#3468)
	- Recalculate date when replying to a message and localize the cite header (#3212)
	- Fix handling of email addresses with quoted local part (#3401)
	- Fix EOL character in vCard exports (#3357)
	- Added optional "multithreading" autocomplete feature
	- Plugin API: Added 'config_get' hook
	- Fixed new_user_identity plugin to work with updated rcube_ldap class (#3443)
	- Plugin API: added folder_delete and folder_rename hooks
	- Added possibility to undo last contact delete operation
	- Fix sorting of contact groups after group create (#3258)
	- Add optional textual upload progress indicator (#2330)
	- Fix parsing URLs containing commas (#3425)
	- Added vertical splitter for books/groups list in addressbook (#3389)
	- Improved namespace roots handling in folder manager
	- Added searching in all addressbook sources
	- Added addressbook source selection in contacts import
	- Implement LDAPv3 Virtual List View (VLV) for paged results listing
	- Use 'address_template' config option when adding a new address block (#3406)
	- Added addressbook advanced search
	- Add popup with basic fields selection for addressbook search
	- Case-insensitive matching in autocompletion (#3398)
	- Added option to force spellchecking before sending a message (#1862)
	- Fix handling of "<" character in contact data, search fields and folder names (#3349)
	- Fix saving "<" character in identity name and organization fields (#3349)
	- Added option to specify to which address book add new contacts
	- Added plugin hook for keep-alive requests
	- Store user preferences in session when write-master is not available and session is stored in memcache, write them later
	- Improve performance of folder manager operations
	- Fix default_port option handling in Installer when config.inc.php file exists (#3390)
	- Removed option focus_on_new_message, added newmail_notifier plugin
	- Added general rcube_cache class with Memcache and APC support
	- Improved caching performance by skipping writes of unchanged data
	- Option enable_caching replaced by imap_cache and messages_cache options
	- Fix WORKFAX saving in address book (#3380)
	- Add forward-as-attachment feature
	- jQuery-1.6.2 (#5158, #3154)
	- Improve display name composition when saving contacts (#3153)
	- Fix problems with subfolders of INBOX folder on some IMAP servers (#3247)
	- Fix handling of folders that doesn't belong to any namespace (#3184)
	- Enable multiselection for attachments uploading in capable browsers (#2266)
	- Add possibility to change HTML editor configuration by skin
	- Fix a bug where selecting too many contacts would produce too large URI request (#3369)
	- Improve performance by including files with absolute path (#3337)
	- Move folder name truncation to client/skin (#1822)
	- Added plugin hook for request token creation
	- Replace LDAP vars in group queries (#3329)
	- Fix vcard folding with unicode characters (#3353)
	- Keep all submitted data if contact form validation fails (#3350)
	- Handle unicode strings in rcube_addressbook::normalize_string() (#3351)
	- Fix handling of debug_level=4 in ajax requests (#3327)
	- Enable TinyMCE's contextmenu (#3062)
	- Allow multiple concurrent compose sessions
	- New config option for custom logo
	- Allow skins to define/override texts with <roundcube:label />
	- Add simple ACL rights/namespace handling in folder manager
	- Force IE to send referers (#3306)
	- Better display of vcard import results (#1861)
	- Improved vcard import
	- Interactive update script with improved DB schema check
	- Fix problem with contactgroupmembers table creation on MySQL 4.x, add index on contact_id column
	- Add LDAP SASL bind and proxy authentication (#2810)
	- Replying to a sent message puts the old recipient as the new recipient (#3101)
	- Fulltext search over (almost) all data for contacts
	- Extend address book with rich contact information

	## Release 0.5.4

	- Fix XSS vulnerability in UI messages [CVE-2011-2937] (#3469)

	## Release 0.5.3

	- Fix identities "reply-to" and "bcc" fields have a bogus value when left empty (#3405)
	- Fix issue which cases IMAP disconnection when encrypt() method was used (#3374)
	- Fix some CSS issues in Settings for Internet Explorer
	- Fixed handling of folder with name "0" in folder selector
	- Fix bug where messages were deleted instead moved to trash folder after Shift key was used (#3376)
	- Fix relative URLs handling according to a <base> in HTML (#3368)
	- Fix handling of top-level domains with more than 5 chars or unicode chars (#3366)
	- Fix usage of non-standard HTTP error codes (#3297)
	- Fix PHP warning on mistaken in_array() usage (#3375)

	## Release 0.5.2

	- TinyMCE 3.4.2 now compatible with IE9
	- PEAR::Net_SMTP 1.5.2, fixed timeout issue (#3332)
	- Fix bug where template name without plugin prefix was used in render_page hook
	- Support 'abort' and 'result' response in 'preferences_save' hook, add error handling
	- Fix bug where some content would cause hang on html2text conversion (#3348)
	- Improve space-stuffing handling in format=flowed messages (#3346)
	- Fix bug where some dates would produce SQL error in MySQL (#3342)
	- Added workaround for some IMAP server with broken STATUS response (#3344)
	- Fix bug where default_charset was not used for text messages (#3328)
	- Stateless request tokens. No keep-alive necessary on login page (#3325)
	- Force names of unique constraints in PostgreSQL DDL
	- Add code for prevention from IMAP connection hangs when server closes socket unexpectedly
	- Remove redundant DELETE query (for old session deletion) on login
	- Get around unreliable rand() and mt_rand() in session ID generation (#2516)
	- Fix some emails are not shown using Cyrus IMAP (#3316)
	- Fix handling of mime-encoded words with non-integral number of octets in a word (#3301)
	- Fix parsing links with non-printable characters inside (#3305)
	- Fixed de_CH Localization bugs (#3279)
	- Add variable for 'Today' label in date_today option (#2394)
	- Fix dont_override setting does not override existing user preferences (#3205)
	- Use only one from IMAP authentication methods to prevent login delays (1487784)
	- Support strftime format in date_today option
	- Fix SQL query in rcube_user::query() so it uses index on MySQL again
	- Removed redundant </form> tags from contact add/edit pages
	- Fix CSS error in contact details screen on IE7 (#3281)

	## Release 0.5.1

	- Fix handling of attachments with invalid content type (#3275)
	- Add workaround for DBMail's bug http://www.dbmail.org/mantis/view.php?id=881 (#3274)
	- Use IMAP's ID extension (RFC2971) to print more info into debug log
	- Security: add optional referer check to prevent CSRF in GET requests
	- Fix email_dns_check setting not used for identities/contacts (#3251)
	- Fix ICANN example addresses doesn't validate (#3253)
	- Security: protect login form submission from CSRF [CVE-2011-1491]
	- Security: prevent from relaying malicious requests through modcss.inc [CVE-2011-1492]
	- Fix handling of non-image attachments in multipart/related messages (#3261)
	- Fix IDNA support when IDN/INTL modules are in use (#3253)
	- Fix handling of invalid HTML comments in messages (#3269)
	- Fix parsing FETCH response for very long headers (#3264)
	- Fix add/remove columns in message list when message_sort_order isn't set (#3262)
	- Check mime headers before attempt to parse them (#3256)
	- Quote header values in show_additional_headers plugin (#3255)
	- Fix settings UI on IE 6 (#3246)
	- Remove double borders in folder listing (#3236)
	- Separate full message headers UI element from headers table (#3238)
	- Add part MIME ID to message_part_* hooks (#3241)
	- Improve parsing of MS Outlook vCards (#3239)
	- Updated PEAR::Net_Socket to 1.0.10
	- Updated PEAR::Net_IDNA2 to 0.1.1
	- Fix handling of comments inside an email address spec. (#3210)
	- Show full mail subject as title when hovering a cut subject link (#3141)
	- Fix randomly disappearing folders list in IE (#3231)
	- Fix list column add/removal in IE (#3230)
	- Fix login redirect issues (#3221)
	- Require PHP 5.2.1 or greater
	- Fix %h/%z variables in username_domain option (#3228)
	- Workaround for setting charset in case of malformed bodystructure response (#3227)
	- Fix impossible to subscribe to protected folders (#3199)
	- Fix setting timezone in Preferences (#3232)

	## Release 0.5

	- Fix double-login/session issue (#3124)
	- Wrap HTML parts with <html><body> and add Doctype declaration (#3119)
	- Make rcube_autoload silently skip unknown classes (#3128)
	- Fix charset detection in vcards with encoded values (#1934)
	- Better CSS cursors for splitters (#2954)
	- Show the same message only once (#3186)
	- Fix namespaces handling (#3192)
	- Add handling of multifolder METADATA/ANNOTATION responses
	- Fix handling of INBOX when personal namespace prefix is non-empty (#3200)
	- Fix handling square brackets in links (#3209)
	- Add description of 'use_https' option in main.inc.php.dist file

	## Release 0.5-RC

	- Plugin API: Add 'pass' argument in 'authenticate' hook (#3147)
	- Fix attachments of type message/rfc822 are not listed on attachments list
	- Add 'login_lc' config option for case-insensitive authentication (#3131)
	- Fix window is blur'ed in IE when selecting a message (#3161)
	- Fix cursor position on compose form in Webkit browsers (#2796)
	- Fix setting charset of attachment filenames (#3136)
	- Allow setting autocomplete attribute for all inputs separately (#3158)
	- New Folder Manager UI
	- Fix invalid Request when creating a folder (#3165)
	- Add folder size and quota indicator in folder manager (#2112)
	- Add possibility to move a subfolder into root folder (#2890)
	- Fix copying all messages in a folder copies only messages from current page
	- Improve performance of moving or copying of all messages in a folder
	- Fix plaintext versions of HTML messages don't contain placeholders for emotions (#1657)
	- Improve performance of folder rename and delete actions
	- Better support for READ-ONLY and NOPERM responses handling (#3108)
	- Add confirmation message on purge/expunge command response
	- Fix handling of untagged responses for AUTHENTICATE command (#3171)
	- Add username and IP address to log message on unsuccessful login (#3176)
	- Improved Mail-Followup-To and Mail-Reply-To headers handling
	- Fix charset conversion for text attachments without charset specification (#3181)

	## Release 0.5-BETA

	- Make session data storage more robust against garbage session data (#3148)
	- Config option for autocomplete on login screen
	- Allow plugin templates to include local files (#3146)
	- List groups in address detail view and allow to subscribe/unsubscribe from there (#2862)
	- Messages caching: performance improvements, fixed syncing, fixes related with #2857
	- Add link to identities in compose window (#2843)
	- Add Internationalized Domain Name (IDNA) support (#729)
	- Add option to automatically send read notifications for known senders (#2199)
	- Add option to "Return receipt" will be always checked (#2571)
	- Fix HTML to plain text conversion doesn't handle citation blocks (#2992)
	- Use custom sorting when SORT is disabled by IMAP admin (#3020)
	- Allow setting some washtml options from plugin (#2727)
	- Add option do bind for an individual LDAP address book (#3048)
	- Change reply prefix to display email address only if sender name doesn't exist (#2709)
	- Plugin API: improved 'abort' flag handling, added 'result' item in some hooks (#2988)
	- Fix mailto optional params in plain text messages aren't handled (#3071)
	- Add Reply-to-List feature (#977)
	- Add Mail-Followup-To/Mail-Reply-To support (#1937)
	- Fix confirmation message isn't displayed after sending mail on Chrome (#2437)
	- Fix keyboard doesn't work with autocomplete list with Chrome (#3073)
	- Improve tabs to fixed width and add tabs in identities info (#3030)
	- Add unique index on users.username+users.mail_host
	- Make htmleditor option more consistent and add option to use HTML on reply to HTML message (#2164)
	- Use empty envelope sender address for message disposition notifications (RFC 2298.3)
	- Support SMTP Delivery Status Notifications - RFC 3461 (#2409)
	- Use css sprite image for messages list
	- Add (different) attachment icon for messages of type multipart/report (#2426)
	- Prevent from inserting empty link when composing HTML message (#3007)
	- Add caching support in id2uid and uid2id functions (#3065)
	- Add SASL proxy authentication for SMTP (#2811)
	- Improve displaying of UI messages (#3033)
	- Fix double e-mail filed in identity form (#3088)
	- Display IMAP errors for LIST/THREAD/SEARCH commands (#2981)
	- Add LITERAL+ (IMAP4 non-synchronizing literals) support (RFC 2088)
	- Add separate column for message status icon (#2788)
	- Add ACL extension support into IMAP classes (RFC 4314)
	- Add ANNOTATEMORE extension support into IMAP classes (draft-daboo-imap-annotatemore)
	- Add METADATA extension support into IMAP classes (RFC 5464)
	- Fix decoding of e-mail address strings in message headers (#3097)
	- Fix handling of attachments when Content-Disposition is not inline nor attachment (#3086)
	- Improve performance of unseen messages counting (#3090)
	- Improve performance of messages counting using ESEARCH extension (RFC4731)
	- Add LIST-STATUS support in rcube_imap_generic class (RFC 5819)
	- Add SASL-IR support in IMAP (RFC 4959)
	- Add LOGINDISABLED support (RFC 2595)
	- Add support for AUTH=PLAIN in IMAP authentication
	- Re-implemented SMTP proxy authentication support
	- Add support for IMAP proxy authentication (#2808)
	- Add support for AUTH=DIGEST-MD5 in IMAP (RFC 2831)
	- Fix parent folder with unread subfolder not bold when message is open (#3104)
	- Add basic IMAP LIST's \Noselect option support
	- Add support for selection options from LIST-EXTENDED extension (RFC 5258)
	- Don't list subscribed but non-existent folders (#2474)
	- Fix handling of URLs with tilde (~) or semicolon (;) character (#3110, #3111)
	- Plugin API: added 'contact_form' hook
	- Add SORT=DISPLAY support (RFC 5957)
	- Plugin API: add possibility to disable plugin in AJAX mode, 'noajax' property
	- Plugin API: add possibility to disable plugin in framed mode, 'noframe' property
	- Improve performance of setting IMAP flags using .SILENT suffix
	- Improve performance of message cache status checking with skip_disabled=true
	- Support contact's email addresses up to 255 characters long (#3116)
	- Add option to place replies in the folder of the message being replied to (#2248)
	- Add missing confirmation/error messages on contact/group/message actions (#2935)
	- Add 'loading' message on message move/copy/delete/mark actions
	- Improve responsiveness of messages displaying (#3039)
	- Add option for minimum length of autocomplete's string (#2625)
	- Fix operations on messages in unsubscribed folder (#3126)
	- Add support for shared folders (#525)
	- Fix handling of folders with name "0" (#3133)
	- Fix handling of folders with "<>" characters in name
	- jQuery 1.4.4
	- Fix handling of HTML entity strings in plain text messages
	- Fix focused elements aren't unfocused when clicking on the list (#3137)
	- Fix error in MSSQL DDL scripts (#3130)
	- Lock submit button in onsubmit event on login page (#3078)
	- Don't set attachment's charset in Content-type header (#3136)
	- Fix handling of message bodies (quoted-printable encoded) with NULL characters (#2448)
	- Add workaround for MSOE's multipart/related messages with non-related attachments

	## Release 0.4.2

	- Fix handling of backslash as IMAP delimiter
	- Fix charset replacement in HTML message bodies (#3067)
	- Fix: contact group input is empty when using rename action more than once on the same group record
	- Fix "Server Error! (Not Found)" when using utils/save-pref action (#3069)
	- Fix handling of Thunderbird's vCards (#3070)

	## Release 0.4.1

	- Fix space-stuffing in format=flowed messages (#3064)
	- Fix msgexport.sh now using the new imap wrapper
	- Avoid displaying password on shell (#3010)
	- Only lower-case user name if first login attempt failed (#2600)
	- Make alias setting in squirrelmail_usercopy plugin configurable (patch by pommi, #3056)
	- Prevent from saving a non-existing skin path in user prefs (#3004)
	- Improve handling of single-part messages with bogus BODYSTRUCTURE (#2976)
	- Fix path to SQL files when using pgsql/mysqli/sqlsrv drivers (#2979)
	- Fix upgrade script for SQLite (#2980)
	- Fixes in SQL init script + added update script for MSSQL database
	- Remove redundant date in syslog messages (#3008)
	- Fix contacts list page controls when a group is selected (#3009)
	- Fix SMTP test in Installer (#3014)
	- Fix "Select all" causes message to be opened in folder with exactly one message (#2987)
	- Fix Tab key doesn't work in HTML editor in Google Chrome (#2995)
	- Fix TinyMCE uses zh_CN when zh_TW locale is set (#2998)
	- Fix TinyMCE buttons are hidden in Opera (#2993)
	- Fix JS error on IE when trying to send HTML message with enabled spellchecker (#3006)
	- Display inline images with known extensions and non-image content-type (#3002)
	- Fix "Threaded" checkbox after subfolder creation (#2997)
	- Fix timezone string in sent mail (#3021)
	- Show disabled checkboxes for protected folders instead of dots (#1898)
	- Added fieldsets in Identity form, added 'identity_form' hook
	- Re-added 'Close' button in upload form (#2999, #2917)
	- Fix handling of charsets with LATIN-* label
	- Fix messages background image handling in some cases (#3043)
	- Fix format=flowed handling (#3042)
	- Fix when IMAP connection fails in 'get' action session shouldn't be destroyed (#3046)
	- Fix list_cols is not updated after column dragging (#3050)
	- Support %z variable in host configuration options (#3054)

	## Release 0.4

	- Fix disappearing upload form disappears when user selects a file on Safari (#2917)
	- Don't replace error messages with loading info (#2534)
	- Fix JS errors on compose mode switch (#2952)
	- Fix message structure parsing when it lacks optional fields (#2960)
	- Include all recipients in sendmail log
	- Support HTTP_X_FORWARDED_PROTO header for HTTPS detecting (#2950)
	- Fix default IMAP port configuration (#2948)
	- Create Sent folder when starting to compose a new message (#2900)
	- Fix handling of messages with Content-Type: application/* and no filename (#840)
	- Improved compose screen: resizable body and attachments list, vertical splitter, options menu
	- Fix RC forgets search results (#722)
	- TinyMCE 3.3.7
	- Improve parsing of styled empty tags in HTML messages (#2908)
	- Add %dc variable support in base_dn/bind_dn config (#2881)
	- Add button to hide/unhide the preview pane (#955)
	- Fix no-cache headers on https to prevent content caching by proxies (#2897)
	- Fix attachment filenames broken with TNEF decoder using long filenames (#2894)
	- Use user's timezone in Date header, not server's timezone (#2393)
	- Add option to set separate footer for HTML messages (#2784)
	- Add real SMTP error description to displayed error messages (#2233)
	- Fix some IMAP errors handling when opening the message (#1848)
	- Fix related parts aren't displayed when got mimetype other than image/* (#2629)
	- Multiple identity and database support for squirrelmail_usercopy plugin (#2686)
	- Support dynamic hostname (%d/%n) variables in configuration options (#1843)
	- Add 'messages_list' hook (#2504)
	- Add request* event triggers in http_post/http_request (#2340)
	- Fix use RFC-compliant line-delimiter when saving messages on IMAP (#2828)
	- Add 'imap_timeout' option (#2869)
	- Fix forwarding of messages with winmail attachments
	- Fix handling of uuencoded attachments in message body (#2163)
	- Added list_mailboxes hook in rcube_imap::list_unsubscribed() (#2791)
	- Fix wrong message on file upload error (#2839)
	- Add support for data URI scheme [RFC2397] (#2851)
	- Added 'actionbefore', 'actionafter', 'responsebefore', 'responseafter' events
	- Fix double-addition of e-mail domain to content ID in HTML images
	- Read and send messages with format=flowed (#1052), fixes word wrapping issues (#2703)
	- Fix duplicated attachments when forwarding a message (#2670)
	- Fix message/rfc822 attachments containing only attachments are not parsed properly (#2854)
	- Fix %00 character in winmail.dat attachments names (#2850)
	- Fix handling errors of folder deletion (#2821)
	- Parse untagged CAPABILITY response for LOGIN command (#2853)
	- Renamed all php-cli scripts to use .sh extension
	- Some files from /bin + spellchecking actions moved to the new 'utils' task
	- Added thread tree icons
	- Extend contact groups support (#2802)
	- Fix check-recent action issues and performance (#2690)
	- Fix messages order after checking for recent (#1249)
	- Fix autocomplete shows entries without email (#2640)
	- Fix listupdate event doesn't trigger on search response (#2824)
	- Fix select_all_mode value after selecting a message (#2834)
	- Set focus to editor on reply in HTML mode (#2768)
	- Fix composing in HTML jumps cursor to body instead of recipients (#2796)
	- Allow columns order change per user - drag&drop (#2124)
	- Add References header in read receipt (#2801)
	- Fix database constraint violation when opening a message (#2814)
	- Add 'loading' message while login is in progress (#2790)
	- Fix quota_zero_as_unlimited (#2786)
	- Fix folder subscription checking (#2804)
	- Fix INBOX appears (sometimes) twice in mailbox list (#2794)
	- Fix listing of attachments of some types e.g. "x-epoc/x-sisx-app" (#2779)
	- Fix DB Schema checking when some db_table_* options are not set (#2780)

	## Release 0.4-beta

	- Add sizelimit and timelimit variables in LDAP config (#2704)
	- Hide IMAP host dropdown when single host is defined (#2553)
	- Add images pre-loading on login page (#623)
	- Add HTTP_X_REAL_IP and HTTP_X_FORWARDED_FOR to successful logins log (#2634)
	- Fix setting spellcheck languages with extended codes (#2747)
	- Fix messages list scrolling in FF3.6 (#2657)
	- Fix quicksearch input focus (#2770)
	- Always set changed date when flagging a DB record as deleted + provide a cleanup script
	- Fix address book/group selection (#2760)
	- Assign newly created contacts to the active group (#2764)
	- Added option not to mark messages as read when viewed in preview pane (#1513)
	- Allow plugins modify the Sent folder when composing (#2708)
	- Added optional (max_recipients) support to restrict total number of recipients per message (#1167)
	- Re-organize editor buttons, add blockquote and search buttons
	- Make possible to write inside or after a quoted html message (#1878)
	- Fix bugs on unexpected IMAP connection close (#2449, #2507)
	- Iloha's imap.inc rewritten into rcube_imap_generic class
	- Added contact groups in address book (not finished yet)
	- Added PageUp/PageDown/Home/End keys support on lists (#2627)
	- Added possibility to select all messages in a folder (#1312)
	- Added 'imap_force_caps' option for after-login CAPABILITY checking (#2087)
	- Password: Support dovecotpw encryption
	- TinyMCE 3.3.1
	- Implemented messages copying using drag&drop + SHIFT (#863)
	- Improved performance of folders operations (#2689)
	- Fix blocked.gif attachment is not attached to the message (#2685)
	- Managesieve: import from Horde-INGO
	- Managesieve: support for more than one match (#2362)
	- Managesieve: support for selectively disabling rules within a single sieve script (#2198)
	- Threaded message listing now available
	- Added sorting by ARRIVAL and CC
	- Message list columns configurable by the user
	- Removed 'index_sort' option, now we're using empty 'message_sort_col' for this
	- virtuser_query: support other identity data (#2413)
	- Options virtuser_* replaced with virtuser_* plugins
	- Plugin API: Implemented 'email2user' and 'user2email' hooks
	- Fix forwarding message omits CC header (#2538)
	- Add 'default_charset' option to user preferences (#1855)
	- Add 'delete_always' option to user preferences
	- Support/Require tls:// prefix in 'smtp_server' option for TLS connections
	- Fix inconsistent behaviour of 'delete_always' option (#2533)
	- Fix deleting all messages from last list page (#2528)
	- Flag original messages when sending a draft (#2458)
	- Changed signature separator when top-posting (#2555)
	- Let the admin define defaults for search modifiers (#2211)
	- Fix long e-mail addresses validation (#2641)
	- Remember search modifiers in user prefs (#2411)
	- Added force_7bit option to force MIME encoding of plain/text messages (#2679)
	- Use case sensitive check when checking for default folders (#2567)
	- Fix checking for new mail: now checks unseen count of inbox (#2123)
	- Improve performance by avoiding unnecessary updates to the session table (#2552)
	- Fix invalid <font> tags which cause HTML message rendering problems (#2687)
	- Fix CVE-2010-0464: Disable DNS prefetching (#2639)
	- Fix Received headers to behave better with SpamAssassin (#2682)
	- Password: Make passwords encoding consistent with core, add 'password_charset' global option (#2658)
	- Fix adding contacts SQL error on mysql (#2645)
	- Squirrelmail_usercopy: support reply-to field (#2678)
	- Fix IE spellcheck suggestion popup issue (#2656)
	- Fix email address auto-completion shows regexp pattern (#2498)
	- Fix merging of configuration parameters: user prefs always survive (#2584)
	- Fix quota indicator value after folder purge/expunge (#2671)
	- Fix external mailto links support for use as protocol handler (#2328)
	- Fix attachment excessive memory use, support messages of any size (#1245)
	- Fix setting task name according to auth state
	- Password: fix vpopmaild driver (#2662)
	- Add workaround for MySQL bug [http://bugs.mysql.com/bug.php?id=46293] (#2659)
	- Fix quoted text wrapping when replying to an HTML email in plain text (#897)
	- Fix handling of extended mailto links (with params) (#2573)
	- Fix sorting by date of messages without date header on servers without SORT (#2521)
	- Fix inconsistency when not using default table names (#2652)
	- Fix folder rename/delete buttons do not appear on creation of first folder (#2653)
	- Fix character set conversion fails on systems where iconv doesn't accept //IGNORE (#2590)
	- Log in performance: Create default folders on first login only
	- Import contacts into the selected address book (by Phil Weir)
	- Add support for MDB2's 'sqlsrv' driver (#2602)
	- Use jQuery-1.4
	- Removed problematic browser-caching of messages
	- Fix incompatibility with suhosin.executor.disable_emodifier (#2549)
	- Use PLAIN auth when CRAM fails and imap_auth_type='check' (#2587)
	- Fix removal of <title> tag from HTML messages (#2629)
	- Fix 'force_https' to specified port when URL contains a port number (#2612)
	- Fix to-text converting of HTML entities inside b/strong/th/hX tags (#2621)
	- Bug in spellchecker suggestions when server charset != UTF8 (#2607)
	- Managesieve: Fix requires generation for multiple actions (#2603)
	- Fix LDAP problem with special characters in RDN (#2548)
	- Improved handling of message parts of type message/rfc822
	- Plugin API: added 'quota' hook
	- Fix parsing conditional comments in HTML messages (#2569)
	- Use built-in json_encode() for proper JSON format in AJAX replies
	- Allow setting only selected params in 'message_compose' hook (#2543)
	- Plugin API: added 'message_compose_body' hook (#2520)
	- Fix counters of all folders are checked in 'getunread' action with check_all_folders disabled (#2399)
	- Fix displaying alternative parts in messages of type message/rfc822 (#2488)
	- Fix possible messages exposure when using Roundcube behind a proxy (#2516)
	- Fix unicode para and line separators in javascript response (#2542)
	- Additional_message_headers: allow unsetting headers, support plugin's config file (#2505)
	- Fix displaying of hidden directories in skins list (#2535)
	- Fix open_basedir restriction error when reading skins list (#2537)
	- Fix pasting from Office apps into html editor (#2508)
	- Fix empty <a> tags parsing (#2509)
	- Don't cut off attachment names when using non-RFC2231 encoding (#1912)
	- Allow inserting signatures above replied message body (#991)
	- Managesieve 2.0: multi-script support
	- Fix imap_auth_type regression (#2502)

	## Release 0.3.1

	- Specify toolbar container in compose template (#2489)
	- Fix $_SERVER['HTTPS'] check for SSL forcing on IIS (#2486)
	- Avoid unnecessary page loads for selected tab (#2324)
	- Fix quota indicator issues by content generation on client-size (#2454, #2470)
	- Don't display disabled sections in Settings (#2380)
	- Added server-side e-mail address validation with 'email_dns_check' option (#2175)
	- Fix login page loading into an iframe when session expires (#2253)
	- Allow setting port number in 'force_https' option (#2373)
	- Option 'force_https' replaced by 'force_https' plugin
	- Fix IE issue with non-UTF-8 characters in AJAX response (#2422)
	- Partially fixed "empty body" issue by showing raw body of malformed message (#2427)
	- Fix importing/sending to email address with whitespace (#2467)
	- Added XIMSS (CommuniGate) driver for Password plugin
	- Fix newly attached files are not saved in drafts w/o editing any text (#2457)
	- Added attachment upload indicator with parallel upload (#2344)
	- Use default_charset for bodies of messages without charset definition (#2446)
	- Password: added cPanel driver
	- Fix return to first page from e-mail screen (#2385)
	- Fix handling HTML comments in HTML messages (#2448)
	- Fix folder/messagelist controls alignment - icons used (#2356)
	- Fix LDAP addressbook shows 'Contact not found' error sometimes (#2438)
	- Fix cache status checking + improve cache operations performance (#2384)
	- Prevent from setting INBOX as any of special folders (#2390)
	- Fix regular expression for e-mail address (#2417)
	- Fix Received header format
	- Implemented sorting by message index - added 'index_sort' option (#2240)
	- Fix dl() use in installer (#2415)
	- Added 'ldap_debug' option
	- Fix "Empty startup greeting" bug (#2369)
	- Fix setting user name in 'new_user_identity' plugin (#2405)
	- Fix incorrect count of new messages in folder list when using multiple IMAP clients (#2289)
	- Fix all folders checking for new messages with disabled caching (#2399)
	- Support skins in 'archive' and 'markasjunk' plugins
	- Added 'html_editor' hook (#2353)
	- Fix DB constraint violation when populating messages cache (#2338)
	- Password: added password strength options (#2348)
	- Fix LDAP partial result warning (#1928)
	- Fix delete in message view deletes permanently with flag_for_deletion=true (#2382)
	- Use faster/secure mt_rand() (#2376)
	- Fix roundcube hangs on empty inbox with bincimapd (#2375)
	- Fix wrong headers for IE on servers without $_SERVER['HTTPS'] (#2232)
	- Force IE style headers for attachments in non-HTTPS session, 'use_https' option (#2023)
	- Check 'post_max_size' for upload max filesize (#2372)
	- Password Plugin: Fix %d inserts username instead of domain (#2371)
	- Fix rcube_mdb2::affected_rows() (#2366)

	## Release 0.3-stable

	- Fix gn and givenName should be synonymous in LDAP addressbook (#2208)
	- Add mail_domain to LDAP email entries without @ sign (#1652)
	- Fix saving empty values in LDAP contact data (#2113)
	- Fix LDAP contact update when RDN field is changed (#2119)
	- Fix LDAP attributes case sensitivity problems (#2155)
	- Fix LDAP addressbook browsing when only one directory is used (#2314)
	- Fix endless loop on error response for APPEND command (#2346)
	- Don't require date.timezone setting in installer (#2284)
	- Fix date sorting problem with Courier IMAP server (#2351)
	- Unselect pressed buttons on mouse up (#2283)
	- Don't set php_value error_log in .htaccess but mention in INSTALL (#2230)
	- Fix too small status/flag/attachment columns in Safari 4 (#2349)
	- Fix selection disabling while dragging splitter in webkit browsers (#2342)
	- Added 'new_messages' plugin hook (#2298)
	- Added 'logout_after' plugin hook (#2333)
	- Added 'message_compose' hook
	- Added 'imap_connect' hook (#2256)
	- Fix vcard_attachments plugin (#2326)
	- Updated PEAR::Auth_SASL to 1.0.3 version
	- Use sequence names only with PostgreSQL (#2310)
	- Re-designed User Preferences interface
	- Fix MS SQL DDL (#2312)
	- Fix rcube_mdb2.php: call to setCharset not implemented in mssql driver (#2311)
	- Added 'display_next' option
	- Fix rcube_mdb2::unixtimestamp for MS SQL (#2308)
	- Fix HTML washing to respect character encoding
	- Fix endless loop in iil_C_Login() with Courier IMAP (#2303)
	- Fix #messagemenu display on IE (#2299)
	- Speedup UI by using sprites for (toolbar) buttons
	- Fix charset names with X- prefix handling
	- Fix displaying of HTML messages with unknown/malformed tags (#2296)

	## Release 0.3-RC1

	- Fix import of vCard entries with params (#1857)
	- Fix HTML messages output with empty block elements (#2271)
	- Use request tokens to protect POST requests from CSRF [CVE-2009-4076, CVE-2009-4077]
	- Added hook when killing a session
	- Added hook to write_log function (#2268)
	- Performance improvements by use UID commands (#2046)
	- Fix HTML editor tabIndex setting (#2269)
	- Added 'imap_debug' and 'smtp_debug' options
	- Support strftime's format modifiers in date_* options (#1354)
	- Support %h variable in 'smtp_server' option (#2101)
	- Show SMTP errors in browser (#2233)
	- Allow WBR tag in HTML message (#2259)
	- Use spl_autoload_register() instead of __autoload (#2250)
	- Add hook for identities listing (#2257)
	- Trigger hook 'smtp_connect' when opening an SMTP connection (#2255)
	- Added config option to enforce HTTPS connections
	- Fix non-unicode characters caching in unicode database (#1209)
	- Performance improvements of messages caching
	- Fix empty Date header issue (#2229)
	- Open collapsed folders during drag & drop (#2221)
	- Fixed link text replacements (#2120)
	- Also trigger 'insertrow' events on page load (#2151)
	- No link on subject in IE browsers (#1438)
	- Fixed filename encoding according to RFC2231 (#2192)
	- Added message Edit feature (#727, #1101)
	- Fix message Etag generation for counter issues (#1996)
	- Fix messages searching on MailEnable IMAP (#2097)
	- Fixed many 'skip_deleted' issues (#2006)
	- Fixed messages list sorting on servers without SORT capability
	- Colorized signatures in plain text messages
	- Reviewed/fixed skip_deleted/read_when_deleted/flag_for_deletion options handling in UI
	- Fix displaying of big maximum upload filesize (#2205)
	- Added possibility to invert messages selection
	- After move/delete from 'show' action display next message instead of messages list (#2203)
	- Fixed problem with double quote at the end of folder name (#2200)
	- Speedup UI by using CSS sprites and etags/expires/deflate in Apache config (#1397,#2128)
	- Support UID EXPUNGE: remove only moved/deleted messages
	- Add drag cancelling with ESC key (#1036)
	- Support initial identity name from virtuser_query (#807)
	- Added message menu, removed Print and Source buttons
	- Added possibility to save message as .eml file (#2178)
	- Added 1 minute interval in autosave options (#2173)
	- Support UTF-7 encoding in messages (#2156)
	- Better support for malformed character names (#2093)

	## Release 0.3-BETA

	- Plugin API + jQuery engine
	- Added possibility to encrypt received header, option 'http_received_header_encrypt',
	added some more logic in encrypt/decrypt functions for security
	- Fix Answered/Forwarded flag setting for messages in subfolders
	- Fix autocomplete problem with capital letters (#2122)
	- Support UUencode content encoding (#2163)
	- Minimize chance of race condition in session handling (#1260)
	- Fix session handling on non-session SQL query error (#2078)
	- Fix html editor mode setting when reopening draft message (#2158)
	- Added quick search box menu (#1010)
	- Fix wrong column sort order icons (#2149)
	- Updated TinyMCE to 3.2.3 version
	- Fix attachment names encoding when charset isn't specified in attachment part (#1483)
	- Fix message normal priority problem (#2146)
	- Fix autocomplete spinning wheel does not disappear (#2132)
	- Added log_date_format option (#2060)
	- Fix text wrapping in HTML editor after switching from plain text to HTML (#1917)
	- Fix auto-complete function hangs with plus sign (#2141)
	- Fix AJAX requests errors handler (#1503)
	- Speed up message list displaying on IE
	- Fix read/write database recognition (#2137)

	## Release 0.2.2

	- Fix quicksearchbox look in Chrome and Konqueror (#1380)
	- Fix UTF-8 byte-order mark removing (#1911)
	- Fix folders subscriptions on Konqueror (#1380)
	- Fix debug console on Konqueror and Safari
	- Fix messagelist focus issue when modifying status of selected messages (#2134)
	- Support STARTTLS in IMAP connection (#1714)
	- Fix DEL key problem in search boxes (#1923)
	- Support several e-mail addresses per user from virtuser_file (#2036)
	- Fix drag&drop with scrolling on IE (#2117)
	- Fix adding signature separator in html mode (#1768)
	- Fix opening attachment marks message as read (#2131)
	- Fix 'temp_dir' does not support relative path under Windows (#1157)
	- Fix "Initialize Database" button missing from installer (#2130)
	- Fix compose window doesn't fit 1024x768 window (#1807)
	- Fix service not available error when pressing back from compose dialog (#1942)
	- Fix using mail() on Windows (#2111)
	- Fix word wrapping in message-part's <PRE>s for printing (#2118)
	- Fix incorrect word wrapping in outgoing plaintext multibyte messages (#2062)
	- Fix double footer in HTML message with embedded images
	- Fix TNEF implementation bug (#2107)
	- Fix incorrect row id parsing for LDAP contacts list (#2116)
	- Fix 'mode' parameter in sqlite DSN (#2106)

	## Release 0.2.1

	- Use US-ASCII as failover when Unicode searching fails (#2097)
	- Fix errors handling in IMAP command continuations (#2097)
	- Fix FETCH result parsing for servers returning flags at the end of result (#2098)
	- Fix datetime columns defaults in mysql's DDL (#2012)
	- Fix attaching more than nine inline images (#2094)
	- Support 'UNICODE-1-1-UTF-7' alias for UTF-7 encoding (#2093)
	- Fix mime-type detection using a hard-coded map (#1735)
	- Don't return empty string if charset conversion failed (#2092)
	- Disable concurrent autocomplete query results display (#2082)
	- Fix new lines stripped from message footer (#2088)
	- Fix IE problem with mouse click autocomplete (#2080)
	- Fix html body washing on reply/forward + fix attachments handling (#2034)
	- Fix multiple recipients input parsing (#2077)
	- Fix replying to message with html attachment (#2034)
	- Use default_charset for messages without specified charset (#2027, #1484961)
	- Support non-standard "GMT-XXXX" literal in date header (#2074)
	- Added TNEF support to decode MS Outlook attachments (winmail.dat)
	- Fix "value continuation" MIME headers by adding required semicolon (#2073)
	- Fix pressing select all/unread multiple times (#2069)
	- Fix selecting all unread does not honor new messages (#2070)
	- Fix some base64 encoded attachments handling (#2071)
	- Support NGINX as IMAP backend: better BAD response handling (#2066)
	- Performance fix: don't fetch attachment parts headers twice to parse filename
	- Fix checking for recent messages on various IMAP servers (#2055)
	- Performance fix: Don't fetch quota and recent messages in "message view" mode
	- Fix displaying of alternative-inside-alternative messages (#2061)
	- Fix MDNSent flag checking, use arbitrary keywords (asterisk) flag (#2059)
	- Fix creation of folders with '&' sign in name
	- Fix parsing of email addresses without angle brackets (#2048)
	- Save spellcheck corrections when switching from plain to html editor (and spellchecking is on)
	- Fix large search results on server without SORT capability (#2031)
	- Get rid of preg_replace() with eval modifier and create_function usage (#2042)
	- Bring back <base> and <link> tags in HTML messages
	- Fix XSS vulnerability through background attributes [CVE-2009-0413]
	- Fix problems with backslash as IMAP hierarchy delimiter (#1116)
	- Secure vcard export by getting rid of preg's 'e' modifier use (#2045)
	- Fix authentication when submitting form with existing session (#2037)
	- Allow absolute URLs to images in HTML messages/sigs (#2029)
	- Fix message body which contains both inline attachments and emotions
	- Fix SQL query execution errors handling in rcube_mdb2 class (#1907)
	- Fix address names with '@' sign handling (#2022)
	- Improve messages display performance
	- Fix messages searching with 'to:' modifier

	## Release 0.2-STABLE

	- Fix mark popup in IE 7 (#1785)
	- Fix line-break issue when copy & paste in Firefox (#1832)
	- Fix autocomplete "unknown server error" (#2008)
	- Fix STARTTLS before AUTH in SMTP connection (#1415)
	- Support multiple quota values in QUOTAROOT response (#1999)
	- Only abbreviate file name for IE < 7 browsers (#1548)
	- Performance: allow setting imap root dir and delimiter before connect (#1628)
	- Fix sorting of folders with more than 2 levels (#1953)
	- Fix search results page jumps in LDAP addressbook (#1689)
	- Fix empty line before the signature in IE (#1769)
	- Fix horizontal scrollbar in preview pane on IE (#1228)
	- Add Robots meta tag in login page and installer (#1385)
	- Added 'show_images' option, removed 'addrbook_show_images' (#1977)
	- Option to check for new mails in all folders (#1053)
	- Don't set client busy when checking for new messages (#1706)
	- Allow UTF-8 folder names in config (#1960)
	- Add junk_mbox option configuration in installer (#1960)
	- Do serverside addressbook queries for autocompletion (#1925)
	- Allow setting attachment col position in 'list_cols' option
	- Allow override 'list_cols' via skin (#1958)
	- Fix 'cache' table cleanup on session destroy (#1913)
	- Increase speed of session destroy and garbage clean up
	- Fix session timeout when DB server got clock skew (#1890)
	- Fix handling of some malformed messages (#1099)
	- Speed up raw message body handling
	- Better HTML entities conversion in html2text (#1916)
	- Fix big memory consumption and speed up searching on servers without SORT capability
	- Fix setting locale to tr_TR, ku and az_AZ (#1872)
	- Use SORT for searching on servers with SORT capability
	- Added message status filter
	- Fix empty file sending (#1801)
	- Improved searching with many criteria (calling one SEARCH command)
	- Fix HTML editor initialization on IE (#1731)
	- Add warning when switching editor mode from html to plain (#1888)
	- Make identities list scrollable (#1930)
	- Fix problem with numeric folder names (#1922)
	- Added BYE response simple support to prevent from endless loops in imap.inc (#777)
	- Fix unread message unintentionally marked as read if read_when_deleted=true (#1819)
	- Remove port number from SERVER_NAME in smtp_helo_host (#1915)
	- Don't send disposition notification receipts for messages marked as 'read' (#1918)
	- Added 'keep_alive' and 'min_keep_alive' options (#1777)
	- Added option 'identities_level', removed 'multiple_identities'
	- Allow deleting identities when multiple_identities=false (#1840)
	- Added option focus_on_new_message (#1789)
	- Fix html2text class autoloading on Windows (#1904)
	- Fix html signature formatting when identity save error occurred (#1833)
	- Add feedback and set busy when moving folder (#1897)
	- Fix 'Empty' link visibility for some languages e.g. Slovak (#1889)
	- Fix messages count bar overlapping (#1703)
	- Fix adding signature in drafts compose mode (#1884)
	- Fix iil_C_Sort() to support very long and/or divided responses (#1713)
	- Fix matching case sensitivity when setting identity on reply (#1881)
	- Prefer default identity on reply
	- Fix imap searching on ISMail server (#1870)
	- Add css class for flagged messages (#1868)
	- Write username instead of id in sendmail log (#1879)
	- Fix htmlspecialchars() use for PHP version < 5.2.3 (#1877)
	- Fix js keywords escaping in json_serialize() for IE/Opera (#1874)
	- Added bin/killcache.php script (#1839)
	- Add support for SJIS, GB2312, BIG5 in rc_detect_encoding()
	- Fix vCard file encoding detection for non-UTF-8 strings (#1820)
	- Add 'skip_deleted' option in User Preferences (#1850)
	- Minimize "inline" javascript scripts use (#1838)
	- Fix css class setting for folders with names matching defined classes names (#1772)
	- Fix race conditions when changing mailbox
	- Fix spellchecking when switching to html editor (#1779)
	- Fix compose window width/height (#1807)
	- Allow calling msgimport.sh/msgexport.sh from any directory (#1837)
	- Localized filesize units (#1760)
	- Better handling of "no identity" and "no email in identity" situations (#1592)
	- Added 'mime_param_folding' option with possibility to choose long/non-ascii attachment names encoding e.g. to be readable in MS Outlook/OE (#1743)
	- Added "advanced options" feature in User Preferences
	- Fix unread counter when displaying cached massage in preview panel (#1720)
	- Fix htmleditor spellchecking on MS Windows (#1808)
	- Fix problem with non-ascii attachment names in Mail_mime (#1700, #1576)
	- Fix language autodetection (#1812)
	- Fix button label in folders management (#1816)
	- Fix collapsed folder not indicating unread msgs count of all subfolders (#1814)
	- Fix handling of apostrophes in filenames decoded according to rfc2231

	## Release 0.2-BETA

	- Made config files location configurable (#1664)
	- Reduced memory footprint when forwarding attachments (#1764)
	- Allow and use spellcheck attribute for input/textarea fields (#1545)
	- Added icons for forwarded/forwarded+replied messages (#1691)
	- Added Reply-To to forwarded emails (#1739)
	- Display progress message for folders create/delete/rename (#1774)
	- Smart Tags and NOBR tag support in html messages (#1780, #1748)
	- Redesign of the identities settings (#836)
	- Add config option to disable creation/deletion of identities (#1139)
	- Added 'sendmail_delay' option to restrict messages sending interval (#1135)
	- Added vertical splitter for folders list resizing
	- Added possibility to view all headers in message view
	- Fixed splitter drag/resize on Opera (#1626)
	- Fixed quota img height/width setting from template (#1396)
	- Refactor drag & drop functionality. Don't rely on browser events anymore (#1108)
	- Insert "virtual" folders in subscription list (#1333)
	- Added link to open message in new window
	- Enable export of address book contacts as vCard
	- Add feature to import contacts from vcard files (#395)
	- Respect Content-Location headers in multipart/related messages according to RFC2110 (#1464)
	- Allowed max. attachment size now indicated in compose screen (#1523)
	- Also capture backspace key in list mode (#1186)
	- Allow application/pgp parts to be displayed (#1309)
	- Correctly handle options in mailto-links (#1671)
	- Immediately save sort_col/sort_order in user prefs (#1698)
	- Truncate very long (above 50 characters) attachment filenames when displaying
	- Allow to auto-detect client language if none set (#1095)
	- Auto-detect the client timezone (user configurable)
	- Add RFC2231 header value continuations support for attachment filenames + hack for servers that not support that feature
	- Fix Reply-To header displaying (#1738)
	- Mark form buttons that provide the most obvious operation (mainaction)
	- Added option 'quota_zero_as_unlimited' (#1206)
	- Added PRE handling in html2text class (#1301)
	- Added folder hierarchy collapsing
	- Added options to use syslog instead of log file (#1389)
	- Added Logging & Debugging section in Installer
	- Fix In-Reply-To and References headers when composing saved draft message (#1718)
	- Fix html message charset conversion for charsets with underline (#1717)
	- Fix buttons status after contacts deletion (#1675)
	- Fix escaping of To: and From: fields when building message body for reply or forward in the HTML editor (#1432)
	- Use current mailbox name in template (#1690)
	- Better fix for skipping untagged responses (#1694)
	- Added pspell support patch by Kris Steinhoff (#781)
	- Enable spellchecker for HTML editor (#1589)
	- Respect spellcheck_uri in tinyMCE spellchecker (#941)
	- Case insensitive contacts searching using PostgreSQL (#1692)
	- Make default imap folders configurable for each user (#1558)
	- Save outgoing mail to selectable folder (#1324581)
	- Fix hiding of mark menu when clicking th button again (#1463)
	- Use long date format in print mode (#1643)
	- Updated TinyMCE to version 3.1.0.1
	- Re-enable autocomplete attribute for login form (#1661)
	- Check PERMANENTFLAGS before saving $MDNSent flag (#1478, #1485163)
	- Added flag column on messages list (#1220)
	- Patched Mail/MimePart.php (http://pear.php.net/bugs/bug.php?id=14232)
	- Allow trash/junk subfolders to be purged (#1568)
	- Store compose parameters in session and redirect to a unique URL
	- Fixed CRAM-MD5 authentication (#1364)
	- Fixed forwarding messages with one HTML attachment (#1103)
	- Fixed encoding of message/rfc822 attachments and image/pjpeg handling (#1439)
	- Added option to select skin in user preferences
	- Added option to configure displaying of attached images below the message body
	- Added option to display images in messages from known senders (#1204)
	- User preferences grouped in more fieldsets
	- Fix corrupted MIME headers of messages in Sent folder (#1587)
	- Fixed bug in MDB2 package: http://pear.php.net/bugs/bug.php?id=14124
	- Use keypress instead of keydown to select list's row (#1362)
	- Don't call expunge and don't remove message row after message move if flag_for_deletion is set to true (#1505)

	## Release 0.2-ALPHA

	- Added option to disable autocompletion from selected LDAP address books (#1445)
	- TLS support in LDAP connections: 'use_tls' property (#1581)
	- Fixed removing messages from search set after deleting them (#1583)
	- imap.inc: Fixed iil_C_FetchStructureString() to handle many
	literal strings in response (#1483)
	- Support for subfolders in default/protected folders (#1250)
	- Disallowed delimiter in folder name (#1351)
	- Support " and \ in folder names
	- Escape \ in login (#1214)
	- Better HTML sanitization with the DOM-based washtml script (#1276)
	- Fixed sorting of folders with non-ascii characters
	- Fixed Mysql DDL for default identities creation (#1554)
	- In Preferences added possibility to configure 'read_when_deleted',
	'mdn_requests', 'flag_for_deletion' options
	- Made IMAP auth type configurable (#683)
	- Fixed empty values with FROM_UNIXTIME() in rcube_mdb2 (#1540)
	- Fixed attachment list on IE 6/7 (#1355)
	- Fixed JavaScript in compose.html that shows cc/bcc fields if populated
	- Make password input fields of type password in installer (#1417)
	- Don't attempt to delete cache entries if enable_caching is FALSE (#1537)
	- Optimized messages sorting on servers without sort capability (#1535)
	- Corrected message headers decoding when charset isn't specified and improved
	support for native languages (#1536, #1534)
	- Expanded LDAP configuration options to support LDAP server writes.
	- Installer: encode special characters in DB username/password (#1529)
	- Fixed management of folders with national characters in names (#1526, #1504)
	- Fixed identities saving when using MDB2 pgsql driver (#1525)
	- Fixed BCC header reset (#1501)
	- Improved messages list performance - patch from Justin Heesemann
	- Append skin_path to images location only when it starts with '/' sign (#1398)
	- Fix IMAP response in message body when message has no body (#1479)
	- Fixed non-RFC dates formatting (#1429)
	- Fixed typo in set_charset() (#1498)
	- Decode entities when inserting HTML signature to plain text message (#1497)
	- HTML editing is now working with PHP5 updates and TinyMCE v3.0.6
	- Fixed signature loading on Windows (#1169)
	- Added language support to HTML editing (#1401)
	- Fixed remove signature when replying (#446)
	- Fixed problem with line with a space at the end (#1440)
	- Fixed `<!DOCTYPE>` tag filtering (#1066)
	- Fixed <?xml> tag filtering (#1075)
	- Added sections (fieldset+label) in Settings interface
	- Mark as read in one action with message preview (#1486)
	- Deleted redundant quota reads (#1486)
	- Added options for empty trash and expunge inbox on logout (#707)
	- Removed lines wrapping when displaying message
	- Fixed month localization
	- Changed codebase to PHP5 with autoloader

	## Release 0.1.1

	- Clear selection when selecting single item (#1461)
	- Remove hard-coded image size in skin templates (#1423)
	- Database schema improvements (dropped unnecessary indexes)
	- Fixed creating a new folder with a comma in its name (#1263)
	- Fixed sorting of messages when default mailbox is empty (#1020)
	- Improve message previewpane - less loading (#1019)
	- Fixed login form autocompletion (#1378)
	- Fixed virtuser_query option for mdb2 backend (#1409)
	- Fixed attachment restoring from Drafts when message body was empty (#1144)
	- Fixed usage of ob_gzhandler (#1390)
	- Fixed message part window in IE6 (#1211)
	- Fixed decoding of mime-encoded strings (#938)
	- Fixed some iconv/mb_string problems (#1202)
	- Correctly quote mailbox name when using in URL (#1016)
	- Fixed "headers already sent" errors (#1399)

	## Release 0.1-STABLE

	- Added interactive installer script
	- Fix folder adding/renaming inspired by #1349
	- Localize folder name in page title (#1338)
	- Fix code using wrong variable name (#818)
	- Allow to send mail with BCC recipients only
	- condense TinyMCE toolbar down to one line, removing table buttons (#1306)
	- Add function to mark the selected messages as read/unread (#641)
	- Also do charset decoding as suggested in RFC 2231 (fix #1022)
	- Show message count in folder list and hint when creating a subfolder
	- Distinguish ssl and tls for imap connections (#1252)
	- Added some charset aliases to fix typical mis-labelling (#1185)
	- Remember decision to display images for a certain message during session (#1310)
	- Truncate attachment filenames to 55 characters due to an IE bug (#1313)
	- Make sending of read receipts configurable
	- Respect config when localize folder names (#1280)
	- Also respect receipt and priority settings when re-opening a draft message
	- Remember search results (closes #722), patch by the_glu
	- Add Received header on outgoing mail
	- Upgrade to TinyMCE 2.1.3
	- Allow inserting image attachments into HTML messages while composing (#1179)
	- Implement Message-Disposition-Notification (Receipts)
	- Fix overriding of session vars when register_globals is on (#1255)
	- Fix bug with case-sensitive folder names (#973)
	- Don't create default folders by default
	- Fixed some potential security risks (audited by Andris)
	- Only show new messages if they match the current search (#925)
	- Switch to/from when searching in Sent folder (#1177)
	- Correctly read the References header (#1236)
	- Unset old cookie before sending a new value (#1232)
	- Correctly decode attachments when downloading them (#1235 and #1484642)
	- Suppress IE errors when clearing attachments form (#1043)
	- Log error when login fails due to auto_create_user turned off
	- Filter linked/imported CSS files (closes #844)
	- Improve message compose screen (closes #1060)
	- Select next row after removing one from list (#1063)

	## Release 0.1-RC2

	- Enable drag-&-dropping of folders to a new parent and allow to create subfolders (#637)
	- Suppress IE errors when clearing attachments form (#1043)
	- Set preferences field in user table to NULL (#1062)
	- Log error when login fails due to auto_create_user turned off
	- Filter linked/imported CSS files (closes #844)
	- Improve message compose screen (closes #1060)
	- Select next row after removing one from list (#1063)
	- Make smtp HELO/EHLO hostname configurable (#851)
	- IPv6 Compatibility (#1023), Patch #1484373
	- Unlock interface when message sending fails (#1188)
	- Eval PHP code in template includes (if configured)
	- Show message when folder is empty. Mo more static text in table (#1068)
	- Only display unread count in page title when new messages arrived
	- Fixed wrong delete button tooltip (#785)
	- Fixed charset encoding bug (#1091)
	- Applied patch for LDAP version (#1175)
	- Improved XHTML validation
	- Fix message list selection (#1174)
	- Better fix lowercased usernames (#1120)
	- Update pngbehavior Script as suggested in #1134
	- Fixed moving/deleting messages when more than 1 is selected
	- Applied patch for LDAP contacts listing by Glen Ogilvie
	- Applied patch for more address fields in LDAP contacts (#1074)
	- Add alternative for getallheaders() (fix #1146)
	- Identify mailboxes case-sensitive
	- Sort mailbox list case-insensitive (closes #1032)
	- Fix display of multipart messages from Apple Mail (closes #823)
	- Protect AJAX request from being fetched by a foreign site (XSS)
	- Make autocomplete for loginform configurable by the skin template
	- Fix compose function from address book (closes #1089)
	- Added //IGNORE to iconv call (patch #1086, closes #821)
	- Check if mbstring supports charset (#1003 and #1004)
	- Prefer iconv over mbstring (as suggested in #1004)
	- Check filesize of template includes (#1079)
	- Fixed bug with buttons not dimming/enabling properly after switching folders
	- Fixed compose window becoming unresponsive after saving a draft (#1132)
	- Re-enabled "Back" button in compose window now that bug #1132 is fixed
	- Fixed unresponsive interface issue when downloading attachments (#1138)
	- Lowered status message time from 5 to 3 seconds to improve responsiveness
	- Raised .htaccess upload_max_filesize from 2M to 5M to differ from default php.ini
	- Increased "mailboxcontrols" mail.css width from 160 to 170px to fix non-english languages (#1140)
	- Fix status message bug #1114 with regard to #1041
	- Fix address adding bug reported by David Koblas
	- Applied socket error patch by Thomas Mangin
	- Pass-by-reference workaround for PHP5 in sendmail.inc
	- Fixed buggy imap_root settings (closes #1056)
	- Prevent default events on subject links (#1071)
	- Use HTTP-POST requests for actions that change state

	## Release 0.1-RC1

	- Use global filters and bind username/ for Ldap searches (#909)
	- Hide quota display if imap server does not support it
	- Hide address groups if no LDAP servers configured
	- Add link to message subjects (closes #982)
	- Better SQL query for contact listing/search (closes #1051)
	- Fixed marking as read in preview pane (closes #1048)
	- CSS hack to display attachments correctly in IE6
	- Wrap message body text (closes #901)
	- LDAP access is back in address book (closes #864)
	- Added search function for contacts
	- New Template parsing and output encoding
	- Fixed bugs #884 and #793
	- Fixed message moving procedure (closes #1013)
	- Fixed display of multiple attachments (closes #647)
	- Fixed check for new messages (closes #1015)
	- List attachments without filename
	- New session authentication: Change sessid cookie when login, authentication with sessauth cookie is now configurable.
	Should close bugs #774 and #1484299
	- Correctly translate mailbox names (closes #993)
	- Quote e-mail address links (closes #1007)
	- Updated PEAR::Mail_mime package
	- Accept single quotes for HTML attributes when modifying message body (thanks Jason)
	- Sanitize input for new users/identities (thanks Colin Alston)
	- Don't download HTML message parts
	- Convert HTML parts to plaintext if 'prefer_html' is off
	- Correctly parse message/rfc822 parts (closes #838)
	- Also use user_id for unique key in messages table (closes #857)
	- Hide contacts drop down on blur (closes #946)
	- Make entries in contacts drop down clickable
	- Turn off browser autocompletion on login page
	- Quote <? in text/html message parts
	- Hide border around radio buttons
	- Applied patch for attachment download by crichardson (closes #943)
	- Fixed bug in Postgres DB handling (closes #852)
	- Fixed bug of invalid calls to fetchRow() in rcube_db.inc (closes #996)
	- Fixed array_merge bug (closes #997)
	- Fixed flag for deletion in list view (closes #987)
	- Finally support semicolons as recipient separator (closes ##976)
	- Fixed message headers (subject) encoding
	- check if safe mode is on or not (closes #990)
	- Show "no subject" in message list if subject is missing (closes #971)
	- Solved page caching of message preview (closes #905)
	- Only use gzip compression if configured (closes #967)
	- Fixed priority selector issue (#903)
	- Fixed some CSS issues in default skin (closes #951 and #911)
	- Prevent from double quoting of numeric HTML character references (closes #978)
	- Fixed display of HTML message attachments (closes #927)
	- Applied patch for preview caching (closes #933)
	- Added error handling for attachment uploads
	- Use multibyte safe string functions where necessary (closes #798)
	- Applied security patch to validate the submitted host value (by Kees Cook)
	- Applied security patch to validate input values when deleting contacts (by Kees Cook)
	- Applied security patch that sanitizes emoticon paths when attaching them (by Kees Cook)
	- Applied a patch to more aggressively sanitize a HTML message
	- Visualize blocked images in HTML messages
	- Fixed wrong message listing when showing search results (closes #890)
	- Show remote images when opening HTML message part as attachment
	- Improve memory usage when sending mail (closes #871)
	- Mark messages as read once the preview is loaded (closes #1484132)
	- Include smtp final response in log (closes #862)
	- Corrected date string in sent message header (closes #887)
	- Correctly choose "To" column in sent and draft mailboxes (closes #769)
	- Changed tooltips for message browse buttons (closes #757)
	- Fixed signature delimiter character to be standard (Bug #830)
	- Fixed XSS vulnerability (Bug #877)
	- Remove newlines from mail headers (Bug #827)
	- Selection issues when moving/deleting (Bug #837)
	- Applied patch of Clement Moulin for imap host auto-selection
	- ISO-encode IMAP password for plaintext login (Bugs #792 & #723)
	- Fixed folder name encoding in subscription list (Bug #879)
	- Fixed JS errors in identity list (Bug #885)
	- Translate foldernames in folder form (closes #879)
	- Added first and last buttons to message list, address book
	and message detail
	- Pressing Shift-Del bypasses Trash folder
	- Enable purge command for Junk folder
	- Fetch all aliases if virtuser_query is used instead
	- Re-enabled multi select of contacts (Bug #817)
	- Enable contact editing right after creation (Bug #644)
	- Correct UTF-7 to UTF-8 conversion if mbstring is not available
	- Fixed IMAP fetch of message body (Bug #819)
	- Fixed safe_mode problems (Bug #539)
	- Fixed wrong header encoding (Bug #1483976)
	- Made automatic draft saving configurable
	- Fixed JS bug when renaming folders (Bug #799)
	- Added quota display as image (by Brett Patterson)
	- Corrected creation of a message-id
	- New indentation for quoted message text
	- Improved HTML validity
	- Fixed URL character set (Ticket #616)
	- Fixed saving of contact into MySQL from LDAP query results (Ticket #681)
	- Fixed folder renaming: unsubscribe before rename (Bug #750)
	- Finalized new message parsing (+ caching)
	- Fixed wrong usage of mbstring (Bug #645)
	- Set default spelling language (Ticket #764)
	- Added support for Nox Spell Server
	- Re-built message parsing (Bug #422)
	Now based on the message structure delivered by the IMAP server.
	- Fixed some XSS and SQL injection issues
	- Fixed charset problems with folder renaming
	diff --git a/program/include/rcmail_output_html.php b/program/include/rcmail_output_html.php
	index f15f7913c..5f102b246 100644
	--- a/program/include/rcmail_output_html.php
	+++ b/program/include/rcmail_output_html.php
	@@ -1,2730 +1,2732 @@
	<?php

	/**
	+-----------------------------------------------------------------------+
	\| This file is part of the Roundcube Webmail client \|
	\| \|
	\| Copyright (C) The Roundcube Dev Team \|
	\| \|
	\| Licensed under the GNU General Public License version 3 or \|
	\| any later version with exceptions for skins & plugins. \|
	\| See the README file for a full license statement. \|
	\| \|
	\| PURPOSE: \|
	\| Class to handle HTML page output using a skin template. \|
	+-----------------------------------------------------------------------+
	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
	+-----------------------------------------------------------------------+
	*/

	/**
	* Class to create HTML page output using a skin template
	*
	* @package Webmail
	* @subpackage View
	*/
	class rcmail_output_html extends rcmail_output
	{
	public $type = 'html';

	protected $message;
	protected $template_name;
	protected $objects = [];
	protected $js_env = [];
	protected $js_labels = [];
	protected $js_commands = [];
	protected $skin_paths = [];
	protected $skin_name = '';
	protected $scripts_path = '';
	protected $script_files = [];
	protected $css_files = [];
	protected $scripts = [];
	protected $meta_tags = [];
	protected $link_tags = ['shortcut icon' => ''];
	protected $header = '';
	protected $footer = '';
	protected $body = '';
	protected $base_path = '';
	protected $assets_path;
	protected $assets_dir = RCUBE_INSTALL_PATH;
	protected $devel_mode = false;
	protected $default_template = "<html>\n<head><meta name='generator' content='Roundcube'></head>\n<body></body>\n</html>";

	// deprecated names of templates used before 0.5
	protected $deprecated_templates = [
	'contact' => 'showcontact',
	'contactadd' => 'addcontact',
	'contactedit' => 'editcontact',
	'identityedit' => 'editidentity',
	'messageprint' => 'printmessage',
	];

	// deprecated names of template objects used before 1.4
	protected $deprecated_template_objects = [
	'addressframe' => 'contentframe',
	'messagecontentframe' => 'contentframe',
	'prefsframe' => 'contentframe',
	'folderframe' => 'contentframe',
	'identityframe' => 'contentframe',
	'responseframe' => 'contentframe',
	'keyframe' => 'contentframe',
	'filterframe' => 'contentframe',
	];

	/**
	* Constructor
	*/
	public function __construct($task = null, $framed = false)
	{
	parent::__construct();

	$this->devel_mode = $this->config->get('devel_mode');

	$this->set_env('task', $task);
	$this->set_env('standard_windows', (bool) $this->config->get('standard_windows'));
	$this->set_env('locale', !empty($_SESSION['language']) ? $_SESSION['language'] : 'en_US');
	$this->set_env('devel_mode', $this->devel_mode);

	// Version number e.g. 1.4.2 will be 10402
	$version = explode('.', preg_replace('/[^0-9.].*/', '', RCMAIL_VERSION));
	$this->set_env('rcversion', $version[0] * 10000 + $version[1] * 100 + (isset($version[2]) ? $version[2] : 0));

	// add cookie info
	$this->set_env('cookie_domain', ini_get('session.cookie_domain'));
	$this->set_env('cookie_path', ini_get('session.cookie_path'));
	$this->set_env('cookie_secure', filter_var(ini_get('session.cookie_secure'), FILTER_VALIDATE_BOOLEAN));

	// Easy way to change skin via GET argument, for developers
	if ($this->devel_mode && !empty($_GET['skin']) && preg_match('/^[a-z0-9-_]+$/i', $_GET['skin'])) {
	if ($this->check_skin($_GET['skin'])) {
	$this->set_skin($_GET['skin']);
	$this->app->user->save_prefs(['skin' => $_GET['skin']]);
	}
	}

	// load and setup the skin
	$this->set_skin($this->config->get('skin'));
	$this->set_assets_path($this->config->get('assets_path'), $this->config->get('assets_dir'));

	if (!empty($_REQUEST['_extwin'])) {
	$this->set_env('extwin', 1);
	}

	if ($this->framed \|\| $framed) {
	$this->set_env('framed', 1);
	}

	$lic = <<<EOF
	/*
	@licstart The following is the entire license notice for the
	JavaScript code in this page.

	Copyright (C) The Roundcube Dev Team

	The JavaScript code in this page is free software: you can redistribute
	it and/or modify it under the terms of the GNU General Public License
	as published by the Free Software Foundation, either version 3 of
	the License, or (at your option) any later version.

	The code is distributed WITHOUT ANY WARRANTY; without even the implied
	warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
	See the GNU GPL for more details.

	@licend The above is the entire license notice
	for the JavaScript code in this page.
	*/
	EOF;
	// add common javascripts
	$this->add_script($lic, 'head_top');
	$this->add_script('var '.self::JS_OBJECT_NAME.' = new rcube_webmail();', 'head_top');

	// don't wait for page onload. Call init at the bottom of the page (delayed)
	$this->add_script(self::JS_OBJECT_NAME.'.init();', 'docready');

	$this->scripts_path = 'program/js/';
	$this->include_script('jquery.min.js');
	$this->include_script('common.js');
	$this->include_script('app.js');

	// register common UI objects
	$this->add_handlers([
	'loginform' => [$this, 'login_form'],
	'preloader' => [$this, 'preloader'],
	'username' => [$this, 'current_username'],
	'message' => [$this, 'message_container'],
	'charsetselector' => [$this, 'charset_selector'],
	'aboutcontent' => [$this, 'about_content'],
	]);

	// set blankpage (watermark) url
	$blankpage = $this->config->get('blankpage_url', '/watermark.html');
	$this->set_env('blankpage', $blankpage);
	}

	/**
	* Set environment variable
	*
	* @param string $name Property name
	* @param mixed $value Property value
	* @param bool $addtojs True if this property should be added
	* to client environment
	*/
	public function set_env($name, $value, $addtojs = true)
	{
	$this->env[$name] = $value;

	if ($addtojs \|\| isset($this->js_env[$name])) {
	$this->js_env[$name] = $value;
	}
	}

	/**
	* Parse and set assets path
	*
	* @param string $path Assets path URL (relative or absolute)
	* @param string $fs_dif Assets path in filesystem
	*/
	public function set_assets_path($path, $fs_dir = null)
	{
	// set absolute path for assets if /index.php/foo/bar url is used
	if (empty($path) && !empty($_SERVER['PATH_INFO'])) {
	$path = preg_replace('/\/?\?_task=[a-z]+/', '', $this->app->url([], true));
	}

	if (empty($path)) {
	return;
	}

	$path = rtrim($path, '/') . '/';

	// handle relative assets path
	if (!preg_match('\|^https?://\|', $path) && $path[0] != '/') {
	// save the path to search for asset files later
	$this->assets_dir = $path;

	$base = preg_replace('/[?#&].*$/', '', $_SERVER['REQUEST_URI']);
	$base = rtrim($base, '/');

	// remove url token if exists
	if ($len = intval($this->config->get('use_secure_urls'))) {
	$_base = explode('/', $base);
	$last = count($_base) - 1;
	$length = $len > 1 ? $len : 16; // as in rcube::get_secure_url_token()

	// we can't use real token here because it
	// does not exists in unauthenticated state,
	// hope this will not produce false-positive matches
	if ($last > -1 && preg_match('/^[a-f0-9]{' . $length . '}$/', $_base[$last])) {
	$path = '../' . $path;
	}
	}
	}

	// set filesystem path for assets
	if ($fs_dir) {
	if ($fs_dir[0] != '/') {
	$fs_dir = realpath(RCUBE_INSTALL_PATH . $fs_dir);
	}
	// ensure the path ends with a slash
	$this->assets_dir = rtrim($fs_dir, '/') . '/';
	}

	$this->assets_path = $path;
	$this->set_env('assets_path', $path);
	}

	/**
	* Getter for the current page title
	*
	* @param bool $full Prepend title with product/user name
	*
	* @return string The page title
	*/
	protected function get_pagetitle($full = true)
	{
	if (!empty($this->pagetitle)) {
	$title = $this->pagetitle;
	}
	else if (isset($this->env['task'])) {
	if ($this->env['task'] == 'login') {
	$title = $this->app->gettext([
	'name' => 'welcome',
	'vars' => ['product' => $this->config->get('product_name')]
	]);
	}
	else {
	$title = ucfirst($this->env['task']);
	}
	}
	else {
	$title = '';
	}

	if ($full && $title) {
	if ($this->devel_mode && !empty($_SESSION['username'])) {
	$title = $_SESSION['username'] . ' :: ' . $title;
	}
	else if ($prod_name = $this->config->get('product_name')) {
	$title = $prod_name . ' :: ' . $title;
	}
	}

	return $title;
	}

	/**
	* Getter for the current skin path property
	*/
	public function get_skin_path()
	{
	return $this->skin_paths[0];
	}

	/**
	* Set skin
	*
	* @param string $skin Skin name
	*/
	public function set_skin($skin)
	{
	if (!$this->check_skin($skin)) {
	// If the skin does not exist (could be removed or invalid),
	// fallback to the skin set in the system configuration (#7271)
	$skin = $this->config->system_skin;
	}

	$skin_path = 'skins/' . $skin;

	$this->config->set('skin_path', $skin_path);
	$this->base_path = $skin_path;

	// register skin path(s)
	$this->skin_paths = [];
	$this->skins = [];
	$this->load_skin($skin_path);

	$this->skin_name = $skin;
	$this->set_env('skin', $skin);
	}

	/**
	* Check skin validity/existence
	*
	* @param string $skin Skin name
	*
	* @return bool True if the skin exist and is readable, False otherwise
	*/
	public function check_skin($skin)
	{
	// Sanity check to prevent from path traversal vulnerability (#1490620)
	if (strpos($skin, '/') !== false \|\| strpos($skin, "\\") !== false) {
	rcube::raise_error([
	'file' => __FILE__,
	'line' => __LINE__,
	'message' => 'Invalid skin name'
	], true, false);

	return false;
	}

	$skins_allowed = $this->config->get('skins_allowed');

	if (!empty($skins_allowed) && !in_array($skin, (array) $skins_allowed)) {
	return false;
	}

	$path = RCUBE_INSTALL_PATH . 'skins/';

	return !empty($skin) && is_dir($path . $skin) && is_readable($path . $skin);
	}

	/**
	* Helper method to recursively read skin meta files and register search paths
	*/
	private function load_skin($skin_path)
	{
	$this->skin_paths[] = $skin_path;

	// read meta file and check for dependencies
	$meta = @file_get_contents(RCUBE_INSTALL_PATH . $skin_path . '/meta.json');
	$meta = @json_decode($meta, true);

	$meta['path'] = $skin_path;
	$path_elements = explode('/', $skin_path);
	$skin_id = end($path_elements);

	if (empty($meta['name'])) {
	$meta['name'] = $skin_id;
	}

	$this->skins[$skin_id] = $meta;

	// Keep skin config for ajax requests (#6613)
	$_SESSION['skin_config'] = [];

	if (!empty($meta['extends'])) {
	$path = RCUBE_INSTALL_PATH . 'skins/';
	if (is_dir($path . $meta['extends']) && is_readable($path . $meta['extends'])) {
	$_SESSION['skin_config'] = $this->load_skin('skins/' . $meta['extends']);
	}
	}

	if (!empty($meta['config'])) {
	foreach ($meta['config'] as $key => $value) {
	$this->config->set($key, $value, true);
	$_SESSION['skin_config'][$key] = $value;
	}

	$value = array_merge((array) $this->config->get('dont_override'), array_keys($meta['config']));
	$this->config->set('dont_override', $value, true);
	}

	if (!empty($meta['localization'])) {
	$locdir = $meta['localization'] === true ? 'localization' : $meta['localization'];
	if ($texts = $this->app->read_localization(RCUBE_INSTALL_PATH . $skin_path . '/' . $locdir)) {
	$this->app->load_language($_SESSION['language'], $texts);
	}
	}

	// Use array_merge() here to allow for global default and extended skins
	if (!empty($meta['meta'])) {
	$this->meta_tags = array_merge($this->meta_tags, (array) $meta['meta']);
	}
	if (!empty($meta['links'])) {
	$this->link_tags = array_merge($this->link_tags, (array) $meta['links']);
	}

	+ $this->set_env('dark_mode_support', (bool) $this->config->get('dark_mode_support'));
	+
	return $_SESSION['skin_config'];
	}

	/**
	* Check if a specific template exists
	*
	* @param string $name Template name
	*
	* @return bool True if template exists, False otherwise
	*/
	public function template_exists($name)
	{
	foreach ($this->skin_paths as $skin_path) {
	$filename = RCUBE_INSTALL_PATH . $skin_path . '/templates/' . $name . '.html';
	if (
	(is_file($filename) && is_readable($filename))
	\|\| (!empty($this->deprecated_templates[$name]) && $this->template_exists($this->deprecated_templates[$name]))
	) {
	return true;
	}
	}

	return false;
	}

	/**
	* Find the given file in the current skin path stack
	*
	* @param string $file File name/path to resolve (starting with /)
	* @param string &$skin_path Reference to the base path of the matching skin
	* @param string $add_path Additional path to search in
	* @param bool $minified Fallback to a minified version of the file
	*
	* @return string\|false Relative path to the requested file or False if not found
	*/
	public function get_skin_file($file, &$skin_path = null, $add_path = null, $minified = false)
	{
	$skin_paths = $this->skin_paths;

	if ($add_path) {
	array_unshift($skin_paths, $add_path);
	$skin_paths = array_unique($skin_paths);
	}

	if ($file[0] != '/') {
	$file = '/' . $file;
	}

	if ($skin_path = $this->find_file_path($file, $skin_paths)) {
	return $skin_path . $file;
	}

	if ($minified && preg_match('/(?<!\.min)\.(js\|css)$/', $file)) {
	$file = preg_replace('/\.(js\|css)$/', '.min.\\1', $file);

	if ($skin_path = $this->find_file_path($file, $skin_paths)) {
	return $skin_path . $file;
	}
	}

	return false;
	}

	/**
	* Find path of the asset file
	*/
	protected function find_file_path($file, $skin_paths)
	{
	foreach ($skin_paths as $skin_path) {
	if ($this->assets_dir != RCUBE_INSTALL_PATH) {
	if (realpath($this->assets_dir . $skin_path . $file)) {
	return $skin_path;
	}
	}

	if (realpath(RCUBE_INSTALL_PATH . $skin_path . $file)) {
	return $skin_path;
	}
	}
	}

	/**
	* Register a GUI object to the client script
	*
	* @param string $obj Object name
	* @param string $id Object ID
	*/
	public function add_gui_object($obj, $id)
	{
	$this->add_script(self::JS_OBJECT_NAME.".gui_object('$obj', '$id');");
	}

	/**
	* Call a client method
	*
	* @param string Method to call
	* @param ... Additional arguments
	*/
	public function command()
	{
	$cmd = func_get_args();

	if (strpos($cmd[0], 'plugin.') !== false) {
	$this->js_commands[] = ['triggerEvent', $cmd[0], $cmd[1]];
	}
	else {
	$this->js_commands[] = $cmd;
	}
	}

	/**
	* Add a localized label to the client environment
	*/
	public function add_label()
	{
	$args = func_get_args();

	if (count($args) == 1 && is_array($args[0])) {
	$args = $args[0];
	}

	foreach ($args as $name) {
	$this->js_labels[$name] = $this->app->gettext($name);
	}
	}

	/**
	* Invoke display_message command
	*
	* @param string $message Message to display
	* @param string $type Message type [notice\|confirm\|error]
	* @param array $vars Key-value pairs to be replaced in localized text
	* @param bool $override Override last set message
	* @param int $timeout Message display time in seconds
	*
	* @uses self::command()
	*/
	public function show_message($message, $type = 'notice', $vars = null, $override = true, $timeout = 0)
	{
	if ($override \|\| !$this->message) {
	if ($this->app->text_exists($message)) {
	if (!empty($vars)) {
	$vars = array_map(['rcube','Q'], $vars);
	}

	$msgtext = $this->app->gettext(['name' => $message, 'vars' => $vars]);
	}
	else {
	$msgtext = $message;
	}

	$this->message = $message;
	$this->command('display_message', $msgtext, $type, $timeout * 1000);
	}
	}

	/**
	* Delete all stored env variables and commands
	*
	* @param bool $all Reset all env variables (including internal)
	*/
	public function reset($all = false)
	{
	$framed = $this->framed;
	$task = isset($this->env['task']) ? $this->env['task'] : '';
	$env = $all ? null : array_intersect_key($this->env, ['extwin' => 1, 'framed' => 1]);

	// keep jQuery-UI files
	$css_files = $script_files = [];

	foreach ($this->css_files as $file) {
	if (strpos($file, 'plugins/jqueryui') === 0) {
	$css_files[] = $file;
	}
	}

	foreach ($this->script_files as $position => $files) {
	foreach ($files as $file) {
	if (strpos($file, 'plugins/jqueryui') === 0) {
	$script_files[$position][] = $file;
	}
	}
	}

	parent::reset();

	// let some env variables survive
	$this->env = $this->js_env = $env;
	$this->framed = $framed \|\| !empty($this->env['framed']);
	$this->js_labels = [];
	$this->js_commands = [];
	$this->scripts = [];
	$this->header = '';
	$this->footer = '';
	$this->body = '';
	$this->css_files = [];
	$this->script_files = [];

	// load defaults
	if (!$all) {
	$this->__construct();
	}

	// Note: we merge jQuery-UI scripts after jQuery...
	$this->css_files = array_merge($this->css_files, $css_files);
	$this->script_files = array_merge_recursive($this->script_files, $script_files);

	$this->set_env('orig_task', $task);
	}

	/**
	* Redirect to a certain url
	*
	* @param mixed $p Either a string with the action or url parameters as key-value pairs
	* @param int $delay Delay in seconds
	* @param bool $secure Redirect to secure location (see rcmail::url())
	*/
	public function redirect($p = [], $delay = 1, $secure = false)
	{
	if (!empty($this->env['extwin']) && !(is_string($p) && preg_match('#^https?://#', $p))) {
	if (!is_array($p)) {
	$p = ['_action' => $p];
	}

	$p['_extwin'] = 1;
	}

	$location = $this->app->url($p, false, false, $secure);
	$this->header('Location: ' . $location);
	exit;
	}

	/**
	* Send the request output to the client.
	* This will either parse a skin template.
	*
	* @param string $templ Template name
	* @param bool $exit True if script should terminate (default)
	*/
	public function send($templ = null, $exit = true)
	{
	if ($templ != 'iframe') {
	// prevent from endless loops
	if ($exit != 'recur' && $this->app->plugins->is_processing('render_page')) {
	rcube::raise_error([
	'code' => 505,
	'file' => __FILE__,
	'line' => __LINE__,
	'message' => 'Recursion alert: ignoring output->send()'
	], true, false
	);

	return;
	}

	$this->parse($templ, false);
	}
	else {
	$this->framed = true;
	$this->write();
	}

	// set output asap
	ob_flush();
	flush();

	if ($exit) {
	exit;
	}
	}

	/**
	* Process template and write to stdOut
	*
	* @param string $template HTML template content
	*/
	public function write($template = '')
	{
	if (!empty($this->script_files)) {
	$this->set_env('request_token', $this->app->get_request_token());
	}

	// Fix assets path on blankpage
	if (!empty($this->js_env['blankpage'])) {
	$this->js_env['blankpage'] = $this->asset_url($this->js_env['blankpage'], true);
	}

	$commands = $this->get_js_commands($framed);

	// if all js commands go to parent window we can ignore all
	// script files and skip rcube_webmail initialization (#1489792)
	// but not on error pages where skins may need jQuery, etc.
	if ($framed && empty($this->js_env['server_error'])) {
	$this->scripts = [];
	$this->script_files = [];
	$this->header = '';
	$this->footer = '';
	}

	// write all javascript commands
	if (!empty($commands)) {
	$this->add_script($commands, 'head_top');
	}

	$this->page_headers();

	// call super method
	$this->_write($template);
	}

	/**
	* Send common page headers
	* For now it only (re)sets X-Frame-Options when needed
	*/
	public function page_headers()
	{
	if (headers_sent()) {
	return;
	}

	// allow (legal) iframe content to be loaded
	$framed = $this->framed \|\| !empty($this->env['framed']);
	if ($framed && ($xopt = $this->app->config->get('x_frame_options', 'sameorigin'))) {
	if (strtolower($xopt) === 'deny') {
	$this->header('X-Frame-Options: sameorigin', true);
	}
	}
	}

	/**
	* Parse a specific skin template and deliver to stdout (or return)
	*
	* @param string $name Template name
	* @param bool $exit Exit script
	* @param bool $write Don't write to stdout, return parsed content instead
	*
	* @link http://php.net/manual/en/function.exit.php
	*/
	function parse($name = 'main', $exit = true, $write = true)
	{
	$plugin = false;
	$realname = $name;
	$skin_dir = '';
	$plugin_skin_paths = [];

	$this->template_name = $realname;

	$temp = explode('.', $name, 2);
	if (count($temp) > 1) {
	$plugin = $temp[0];
	$name = $temp[1];
	$skin_dir = $plugin . '/skins/' . $this->config->get('skin');

	// apply skin search escalation list to plugin directory
	foreach ($this->skin_paths as $skin_path) {
	// skin folder in plugin dir
	$plugin_skin_paths[] = $this->app->plugins->url . $plugin . '/' . $skin_path;
	// plugin folder in skin dir
	$plugin_skin_paths[] = $skin_path . '/plugins/' . $plugin;
	}

	// prepend plugin skin paths to search list
	$this->skin_paths = array_merge($plugin_skin_paths, $this->skin_paths);
	}

	// find skin template
	$path = false;
	foreach ($this->skin_paths as $skin_path) {
	// when requesting a plugin template ignore global skin path(s)
	if ($plugin && strpos($skin_path, $this->app->plugins->url) === false) {
	continue;
	}

	$path = RCUBE_INSTALL_PATH . "$skin_path/templates/$name.html";

	// fallback to deprecated template names
	if (!is_readable($path) && !empty($this->deprecated_templates[$realname])) {
	$dname = $this->deprecated_templates[$realname];
	$path = RCUBE_INSTALL_PATH . "$skin_path/templates/$dname.html";

	if (is_readable($path)) {
	rcube::raise_error([
	'code' => 502, 'file' => __FILE__, 'line' => __LINE__,
	'message' => "Using deprecated template '$dname' in $skin_path/templates. Please rename to '$realname'"
	], true, false
	);
	}
	}

	if (is_readable($path)) {
	$this->config->set('skin_path', $skin_path);
	// set base_path to core skin directory (not plugin's skin)
	$this->base_path = preg_replace('!plugins/\w+/!', '', $skin_path);
	$skin_dir = preg_replace('!^plugins/!', '', $skin_path);
	break;
	}
	else {
	$path = false;
	}
	}

	// read template file
	if (!$path \|\| ($templ = @file_get_contents($path)) === false) {
	rcube::raise_error([
	'code' => 404,
	'line' => __LINE__,
	'file' => __FILE__,
	'message' => 'Error loading template for '.$realname
	], true, $write);

	$this->skin_paths = array_slice($this->skin_paths, count($plugin_skin_paths));
	return false;
	}

	// replace all path references to plugins/... with the configured plugins dir
	// and /this/ to the current plugin skin directory
	if ($plugin) {
	$templ = preg_replace(
	['/\bplugins\//', '/(["\']?)\/this\//'],
	[$this->app->plugins->url, '\\1' . $this->app->plugins->url . $skin_dir . '/'],
	$templ
	);
	}

	// parse for special tags
	$output = $this->parse_conditions($templ);
	$output = $this->parse_xml($output);

	// trigger generic hook where plugins can put additional content to the page
	$hook = $this->app->plugins->exec_hook("render_page", [
	'template' => $realname,
	'content' => $output,
	'write' => $write
	]);

	// save some memory
	$output = $hook['content'];
	unset($hook['content']);

	// remove plugin skin paths from current context
	$this->skin_paths = array_slice($this->skin_paths, count($plugin_skin_paths));

	if (!$write) {
	return $this->postrender($output);
	}

	$this->write(trim($output));

	if ($exit) {
	exit;
	}
	}

	/**
	* Return executable javascript code for all registered commands
	*/
	protected function get_js_commands(&$framed = null)
	{
	$out = '';
	$parent_commands = 0;
	$parent_prefix = '';
	$top_commands = [];

	// these should be always on top,
	// e.g. hide_message() below depends on env.framed
	if (!$this->framed && !empty($this->js_env)) {
	$top_commands[] = ['set_env', $this->js_env];
	}
	if (!empty($this->js_labels)) {
	$top_commands[] = ['add_label', $this->js_labels];
	}

	// unlock interface after iframe load
	$unlock = isset($_REQUEST['_unlock']) ? preg_replace('/[^a-z0-9]/i', '', $_REQUEST['_unlock']) : 0;
	if ($this->framed) {
	$top_commands[] = ['iframe_loaded', $unlock];
	}
	else if ($unlock) {
	$top_commands[] = ['hide_message', $unlock];
	}

	$commands = array_merge($top_commands, $this->js_commands);

	foreach ($commands as $i => $args) {
	$method = array_shift($args);
	$parent = $this->framed \|\| preg_match('/^parent\./', $method);

	foreach ($args as $i => $arg) {
	$args[$i] = self::json_serialize($arg, $this->devel_mode);
	}

	if ($parent) {
	$parent_commands++;
	$method = preg_replace('/^parent\./', '', $method);
	$parent_prefix = 'if (window.parent && parent.' . self::JS_OBJECT_NAME . ') parent.';
	$method = $parent_prefix . self::JS_OBJECT_NAME . '.' . $method;
	}
	else {
	$method = self::JS_OBJECT_NAME . '.' . $method;
	}

	$out .= sprintf("%s(%s);\n", $method, implode(',', $args));
	}

	$framed = $parent_prefix && $parent_commands == count($commands);

	// make the output more compact if all commands go to parent window
	if ($framed) {
	$out = "if (window.parent && parent." . self::JS_OBJECT_NAME . ") {\n"
	. str_replace($parent_prefix, "\tparent.", $out)
	. "}\n";
	}

	return $out;
	}

	/**
	* Make URLs starting with a slash point to skin directory
	*
	* @param string $str Input string
	* @param bool $search_path True if URL should be resolved using the current skin path stack
	*
	* @return string URL
	*/
	public function abs_url($str, $search_path = false)
	{
	if (isset($str[0]) && $str[0] == '/') {
	if ($search_path && ($file_url = $this->get_skin_file($str))) {
	return $file_url;
	}

	return $this->base_path . $str;
	}

	return $str;
	}

	/**
	* Show error page and terminate script execution
	*
	* @param int $code Error code
	* @param string $message Error message
	*/
	public function raise_error($code, $message)
	{
	$args = [
	'code' => $code,
	'message' => $message,
	];

	$page = new rcmail_action_utils_error;
	$page->run($args);
	}

	/**
	* Modify path by adding URL prefix if configured
	*
	* @param string $path Asset path
	* @param bool $abs_url Pass to self::abs_url() first
	*
	* @return string Asset path
	*/
	public function asset_url($path, $abs_url = false)
	{
	// iframe content can't be in a different domain
	// @TODO: check if assets are on a different domain

	if ($abs_url) {
	$path = $this->abs_url($path, true);
	}

	if (!$this->assets_path \|\| in_array($path[0], ['?', '/', '.']) \|\| strpos($path, '://')) {
	return $path;
	}

	return $this->assets_path . $path;
	}


	/*** Template parsing methods ***/

	/**
	* Replace all strings ($varname)
	* with the content of the according global variable.
	*/
	protected function parse_with_globals($input)
	{
	$GLOBALS['__version'] = html::quote(RCMAIL_VERSION);
	$GLOBALS['__comm_path'] = html::quote($this->app->comm_path);
	$GLOBALS['__skin_path'] = html::quote($this->base_path);

	return preg_replace_callback('/\$(__[a-z0-9_\-]+)/', [$this, 'globals_callback'], $input);
	}

	/**
	* Callback function for preg_replace_callback() in parse_with_globals()
	*/
	protected function globals_callback($matches)
	{
	return $GLOBALS[$matches[1]];
	}

	/**
	* Correct absolute paths in images and other tags (add cache busters)
	*/
	protected function fix_paths($output)
	{
	$regexp = '!(src\|href\|background\|data-src-[a-z]+)=(["\']?)([a-z0-9/_.-]+)(["\'\s>])!i';

	return preg_replace_callback($regexp, [$this, 'file_callback'], $output);
	}

	/**
	* Callback function for preg_replace_callback in fix_paths()
	*
	* @return string Parsed string
	*/
	protected function file_callback($matches)
	{
	$file = $matches[3];
	$file = preg_replace('!^/this/!', '/', $file);

	// correct absolute paths
	if ($file[0] == '/') {
	$this->get_skin_file($file, $skin_path, $this->base_path);
	$file = ($skin_path ?: $this->base_path) . $file;
	}

	// add file modification timestamp
	if (preg_match('/\.(js\|css\|less\|ico\|png\|svg\|jpeg)$/', $file)) {
	$file = $this->file_mod($file);
	}

	return $matches[1] . '=' . $matches[2] . $file . $matches[4];
	}

	/**
	* Correct paths of asset files according to assets_path
	*/
	protected function fix_assets_paths($output)
	{
	$regexp = '!(src\|href\|background)=(["\']?)([a-z0-9/_.?=-]+)(["\'\s>])!i';

	return preg_replace_callback($regexp, [$this, 'assets_callback'], $output);
	}

	/**
	* Callback function for preg_replace_callback in fix_assets_paths()
	*
	* @return string Parsed string
	*/
	protected function assets_callback($matches)
	{
	$file = $this->asset_url($matches[3]);

	return $matches[1] . '=' . $matches[2] . $file . $matches[4];
	}

	/**
	* Modify file by adding mtime indicator
	*/
	protected function file_mod($file)
	{
	$fs = false;
	$ext = substr($file, strrpos($file, '.') + 1);

	// use minified file if exists (not in development mode)
	if (!$this->devel_mode && !preg_match('/\.min\.' . $ext . '$/', $file)) {
	$minified_file = substr($file, 0, strlen($ext) * -1) . 'min.' . $ext;
	if ($fs = @filemtime($this->assets_dir . $minified_file)) {
	return $minified_file . '?s=' . $fs;
	}
	}

	if ($fs = @filemtime($this->assets_dir . $file)) {
	$file .= '?s=' . $fs;
	}

	return $file;
	}

	/**
	* Public wrapper to dip into template parsing.
	*
	* @param string $input Template content
	*
	* @return string
	* @uses rcmail_output_html::parse_xml()
	* @since 0.1-rc1
	*/
	public function just_parse($input)
	{
	$input = $this->parse_conditions($input);
	$input = $this->parse_xml($input);
	$input = $this->postrender($input);

	return $input;
	}

	/**
	* Parse for conditional tags
	*/
	protected function parse_conditions($input)
	{
	$regexp1 = '/<roundcube:if\s+([^>]+)>/is';
	$regexp2 = '/<roundcube:(if\|elseif\|else\|endif)\s([^>])>/is';

	$pos = 0;

	// Find IF tags and process them
	while ($pos < strlen($input) && preg_match($regexp1, $input, $conditions, PREG_OFFSET_CAPTURE, $pos)) {
	$pos = $start = $conditions[0][1];

	// Process the 'condition' attribute
	$attrib = html::parse_attrib_string($conditions[1][0]);
	$condmet = isset($attrib['condition']) && $this->check_condition($attrib['condition']);

	// Define start/end position of the content to pass into the output
	$content_start = $condmet ? $pos + strlen($conditions[0][0]) : null;
	$content_end = null;

	$level = 0;
	$endif = null;
	$n = $pos + 1;

	// Process the code until the closing tag (for the processed IF tag)
	while (preg_match($regexp2, $input, $matches, PREG_OFFSET_CAPTURE, $n)) {
	$tag_start = $matches[0][1];
	$tag_end = $tag_start + strlen($matches[0][0]);
	$tag_name = strtolower($matches[1][0]);

	switch ($tag_name) {
	case 'if':
	$level++;
	break;

	case 'endif':
	if (!$level--) {
	$endif = $tag_end;
	if ($content_end === null) {
	$content_end = $tag_start;
	}
	break 2;
	}
	break;

	case 'elseif':
	if (!$level) {
	if ($condmet) {
	if ($content_end === null) {
	$content_end = $tag_start;
	}
	}
	else {
	// Process the 'condition' attribute
	$attrib = html::parse_attrib_string($matches[2][0]);
	$condmet = isset($attrib['condition']) && $this->check_condition($attrib['condition']);

	if ($condmet) {
	$content_start = $tag_end;
	}
	}
	}
	break;

	case 'else':
	if (!$level) {
	if ($condmet) {
	if ($content_end === null) {
	$content_end = $tag_start;
	}
	}
	else {
	$content_start = $tag_end;
	}
	}
	break;
	}

	$n = $tag_end;
	}

	// No ending tag found
	if ($endif === null) {
	$pos = strlen($input);
	if ($content_end === null) {
	$content_end = $pos;
	}
	}

	if ($content_start === null) {
	$content = '';
	}
	else {
	$content = substr($input, $content_start, $content_end - $content_start);
	}

	// Replace the whole IF statement with the output content
	$input = substr_replace($input, $content, $start, max($endif, $content_end, $pos) - $start);
	$pos = $start;
	}

	return $input;
	}

	/**
	* Determines if a given condition is met
	*
	* @param string $condition Condition statement
	*
	* @return bool True if condition is met, False if not
	* @todo Extend this to allow real conditions, not just "set"
	*/
	protected function check_condition($condition)
	{
	return $this->eval_expression($condition);
	}

	/**
	* Inserts hidden field with CSRF-prevention-token into POST forms
	*/
	protected function alter_form_tag($matches)
	{
	$out = $matches[0];
	$attrib = html::parse_attrib_string($matches[1]);

	if (!empty($attrib['method']) && strtolower($attrib['method']) == 'post') {
	$hidden = new html_hiddenfield(['name' => '_token', 'value' => $this->app->get_request_token()]);
	$out .= "\n" . $hidden->show();
	}

	return $out;
	}

	/**
	* Parse & evaluate a given expression and return its result.
	*
	* @param string $expression Expression statement
	*
	* @return mixed Expression result
	*/
	protected function eval_expression($expression)
	{
	$expression = preg_replace(
	[
	'/session:([a-z0-9_]+)/i',
	'/config:([a-z0-9_]+)(:([a-z0-9_]+))?/i',
	'/env:([a-z0-9_]+)/i',
	'/request:([a-z0-9_]+)/i',
	'/cookie:([a-z0-9_]+)/i',
	'/browser:([a-z0-9_]+)/i',
	'/template:name/i',
	],
	[
	"(isset(\$_SESSION['\\1']) ? \$_SESSION['\\1'] : null)",
	"\$this->app->config->get('\\1',rcube_utils::get_boolean('\\3'))",
	"(isset(\$this->env['\\1']) ? \$this->env['\\1'] : null)",
	"rcube_utils::get_input_value('\\1', rcube_utils::INPUT_GPC)",
	"(isset(\$_COOKIE['\\1']) ? \$_COOKIE['\\1'] : null)",
	"(isset(\$this->browser->{'\\1'}) ? \$this->browser->{'\\1'} : null)",
	"'{$this->template_name}'",
	],
	$expression
	);

	// Note: We used create_function() before but it's deprecated in PHP 7.2
	// and really it was just a wrapper on eval().
	return eval("return ($expression);");
	}

	/**
	* Parse variable strings
	*
	* @param string $type Variable type (env, config etc)
	* @param string $name Variable name
	*
	* @return mixed Variable value
	*/
	protected function parse_variable($type, $name)
	{
	$value = '';

	switch ($type) {
	case 'env':
	$value = isset($this->env[$name]) ? $this->env[$name] : null;
	break;
	case 'config':
	$value = $this->config->get($name);
	if (is_array($value) && !empty($value[$_SESSION['storage_host']])) {
	$value = $value[$_SESSION['storage_host']];
	}
	break;
	case 'request':
	$value = rcube_utils::get_input_value($name, rcube_utils::INPUT_GPC);
	break;
	case 'session':
	$value = isset($_SESSION[$name]) ? $_SESSION[$name] : '';
	break;
	case 'cookie':
	$value = htmlspecialchars($_COOKIE[$name], ENT_COMPAT \| ENT_HTML401, RCUBE_CHARSET);
	break;
	case 'browser':
	$value = isset($this->browser->{$name}) ? $this->browser->{$name} : '';
	break;
	}

	return $value;
	}

	/**
	* Search for special tags in input and replace them
	* with the appropriate content
	*
	* @param string $input Input string to parse
	*
	* @return string Altered input string
	* @todo Use DOM-parser to traverse template HTML
	* @todo Maybe a cache.
	*/
	protected function parse_xml($input)
	{
	$regexp = '/<roundcube:([-_a-z]+)\s+((?:[^>]\|\\\\>)+)(?<!\\\\)>/Ui';

	return preg_replace_callback($regexp, [$this, 'xml_command'], $input);
	}

	/**
	* Callback function for parsing an xml command tag
	* and turn it into real html content
	*
	* @param array $matches Matches array of preg_replace_callback
	*
	* @return string Tag/Object content
	*/
	protected function xml_command($matches)
	{
	$command = strtolower($matches[1]);
	$attrib = html::parse_attrib_string($matches[2]);

	// empty output if required condition is not met
	if (!empty($attrib['condition']) && !$this->check_condition($attrib['condition'])) {
	return '';
	}

	// localize title and summary attributes
	if ($command != 'button' && !empty($attrib['title']) && $this->app->text_exists($attrib['title'])) {
	$attrib['title'] = $this->app->gettext($attrib['title']);
	}
	if ($command != 'button' && !empty($attrib['summary']) && $this->app->text_exists($attrib['summary'])) {
	$attrib['summary'] = $this->app->gettext($attrib['summary']);
	}

	// execute command
	switch ($command) {
	// return a button
	case 'button':
	if (!empty($attrib['name']) \|\| !empty($attrib['command'])) {
	return $this->button($attrib);
	}
	break;

	// frame
	case 'frame':
	return $this->frame($attrib);
	break;

	// show a label
	case 'label':
	if (!empty($attrib['expression'])) {
	$attrib['name'] = $this->eval_expression($attrib['expression']);
	}

	if (!empty($attrib['name']) \|\| !empty($attrib['command'])) {
	$vars = $attrib + ['product' => $this->config->get('product_name')];
	unset($vars['name'], $vars['command']);

	$label = $this->app->gettext($attrib + ['vars' => $vars]);
	$quoting = null;

	if (!empty($attrib['quoting'])) {
	$quoting = strtolower($attrib['quoting']);
	}
	else if (isset($attrib['html'])) {
	$quoting = rcube_utils::get_boolean((string) $attrib['html']) ? 'no' : '';
	}

	// 'noshow' can be used in skins to define new labels
	if (!empty($attrib['noshow'])) {
	return '';
	}

	switch ($quoting) {
	case 'no':
	case 'raw':
	break;
	case 'javascript':
	case 'js':
	$label = rcube::JQ($label);
	break;
	default:
	$label = html::quote($label);
	break;
	}

	return $label;
	}
	break;

	case 'add_label':
	$this->add_label($attrib['name']);
	break;

	// include a file
	case 'include':
	if (!empty($attrib['condition']) && !$this->check_condition($attrib['condition'])) {
	break;
	}

	if ($attrib['file'][0] != '/') {
	$attrib['file'] = '/templates/' . $attrib['file'];
	}

	$old_base_path = $this->base_path;
	$include = '';
	$attr_skin_path = !empty($attrib['skinpath']) ? $attrib['skinpath'] : null;

	if (!empty($attrib['skin_path'])) {
	$attr_skin_path = $attrib['skin_path'];
	}

	if ($path = $this->get_skin_file($attrib['file'], $skin_path, $attr_skin_path)) {
	// set base_path to core skin directory (not plugin's skin)
	$this->base_path = preg_replace('!plugins/\w+/!', '', $skin_path);
	$path = realpath(RCUBE_INSTALL_PATH . $path);
	}

	if (is_readable($path)) {
	$allow_php = $this->config->get('skin_include_php');
	$include = $allow_php ? $this->include_php($path) : file_get_contents($path);
	$include = $this->parse_conditions($include);
	$include = $this->parse_xml($include);
	$include = $this->fix_paths($include);
	}

	$this->base_path = $old_base_path;

	return $include;

	case 'plugin.include':
	$hook = $this->app->plugins->exec_hook("template_plugin_include", $attrib + ['content' => '']);
	return $hook['content'];

	// define a container block
	case 'container':
	if (!empty($attrib['name']) && !empty($attrib['id'])) {
	$this->command('gui_container', $attrib['name'], $attrib['id']);
	// let plugins insert some content here
	$hook = $this->app->plugins->exec_hook("template_container", $attrib + ['content' => '']);
	return $hook['content'];
	}
	break;

	// return code for a specific application object
	case 'object':
	$object = strtolower($attrib['name']);
	$content = '';
	$handler = null;

	// correct deprecated object names
	if (!empty($this->deprecated_template_objects[$object])) {
	$object = $this->deprecated_template_objects[$object];
	}

	if (!empty($this->object_handlers[$object])) {
	$handler = $this->object_handlers[$object];
	}

	// execute object handler function
	if (is_callable($handler)) {
	$this->prepare_object_attribs($attrib);

	// We assume that objects with src attribute are internal (in most
	// cases this is a watermark frame). We need this to make sure assets_path
	// is added to the internal assets paths
	$external = empty($attrib['src']);
	$content = call_user_func($handler, $attrib);
	}
	else if ($object == 'doctype') {
	$content = html::doctype($attrib['value']);
	}
	else if ($object == 'logo') {
	$attrib += ['alt' => $this->xml_command(['', 'object', 'name="productname"'])];

	// 'type' attribute added in 1.4 was renamed 'logo-type' in 1.5
	// check both for backwards compatibility
	$logo_type = !empty($attrib['logo-type']) ? $attrib['logo-type'] : null;
	$logo_match = !empty($attrib['logo-match']) ? $attrib['logo-match'] : null;
	if (!empty($attrib['type']) && empty($logo_type)) {
	$logo_type = $attrib['type'];
	}

	if (($template_logo = $this->get_template_logo($logo_type, $logo_match)) !== null) {
	$attrib['src'] = $template_logo;
	}

	$additional_logos = [];
	$logo_types = (array) $this->config->get('additional_logo_types');

	foreach ($logo_types as $type) {
	if (($template_logo = $this->get_template_logo($type)) !== null) {
	$additional_logos[$type] = $this->abs_url($template_logo);
	}
	}

	if (!empty($additional_logos)) {
	$this->set_env('additional_logos', $additional_logos);
	}

	if (!empty($attrib['src'])) {
	$content = html::img($attrib);
	}
	}
	else if ($object == 'productname') {
	$name = $this->config->get('product_name', 'Roundcube Webmail');
	$content = html::quote($name);
	}
	else if ($object == 'version') {
	$ver = (string) RCMAIL_VERSION;
	if (is_file(RCUBE_INSTALL_PATH . '.svn/entries')) {
	if (preg_match('/Revision:\s(\d+)/', @shell_exec('svn info'), $regs))
	$ver .= ' [SVN r'.$regs[1].']';
	}
	else if (is_file(RCUBE_INSTALL_PATH . '.git/index')) {
	if (preg_match('/Date:\s+([^\n]+)/', @shell_exec('git log -1'), $regs)) {
	if ($date = date('Ymd.Hi', strtotime($regs[1]))) {
	$ver .= ' [GIT '.$date.']';
	}
	}
	}
	$content = html::quote($ver);
	}
	else if ($object == 'steptitle') {
	$content = html::quote($this->get_pagetitle(false));
	}
	else if ($object == 'pagetitle') {
	// Deprecated, <title> will be added automatically
	$content = html::quote($this->get_pagetitle());
	}
	else if ($object == 'contentframe') {
	if (empty($attrib['id'])) {
	$attrib['id'] = 'rcm' . $this->env['task'] . 'frame';
	}

	// parse variables
	if (preg_match('/^(config\|env):([a-z0-9_]+)$/i', $attrib['src'], $matches)) {
	$attrib['src'] = $this->parse_variable($matches[1], $matches[2]);
	}

	$content = $this->frame($attrib, true);
	}
	else if ($object == 'meta' \|\| $object == 'links') {
	if ($object == 'meta') {
	$source = 'meta_tags';
	$tag = 'meta';
	$key = 'name';
	$param = 'content';
	}
	else {
	$source = 'link_tags';
	$tag = 'link';
	$key = 'rel';
	$param = 'href';
	}

	foreach ($this->$source as $name => $vars) {
	// $vars can be in many forms:
	// - string
	// - array('key' => 'val')
	// - array(string, string)
	// - array(array(), string)
	// - array(array('key' => 'val'), array('key' => 'val'))
	// normalise this for processing by checking for string array keys
	$vars = is_array($vars) ? (count(array_filter(array_keys($vars), 'is_string')) > 0 ? [$vars] : $vars) : [$vars];

	foreach ($vars as $args) {
	// skip unset headers e.g. when extending a skin and removing a header defined in the parent
	if ($args === false) {
	continue;
	}

	$args = is_array($args) ? $args : [$param => $args];

	// special handling for favicon
	if ($object == 'links' && $name == 'shortcut icon' && empty($args[$param])) {
	if ($href = $this->get_template_logo('favicon')) {
	$args[$param] = $href;
	}
	else if ($href = $this->config->get('favicon', '/images/favicon.ico')) {
	$args[$param] = $href;
	}
	}

	$content .= html::tag($tag, [$key => $name, 'nl' => true] + $args);
	}
	}
	}

	// exec plugin hooks for this template object
	$hook = $this->app->plugins->exec_hook("template_object_$object", $attrib + ['content' => $content]);

	if (strlen($hook['content']) && !empty($external)) {
	$object_id = uniqid('TEMPLOBJECT:', true);
	$this->objects[$object_id] = $hook['content'];
	$hook['content'] = $object_id;
	}

	return $hook['content'];

	// return <link> element
	case 'link':
	if ($attrib['condition'] && !$this->check_condition($attrib['condition'])) {
	break;
	}

	unset($attrib['condition']);

	return html::tag('link', $attrib);


	// return code for a specified eval expression
	case 'exp':
	return html::quote($this->eval_expression($attrib['expression']));

	// return variable
	case 'var':
	$var = explode(':', $attrib['name']);
	$value = $this->parse_variable($var[0], $var[1]);

	if (is_array($value)) {
	$value = implode(', ', $value);
	}

	return html::quote($value);

	case 'form':
	return $this->form_tag($attrib);
	}

	return '';
	}

	/**
	* Prepares template object attributes
	*
	* @param array &$attribs Attributes
	*/
	protected function prepare_object_attribs(&$attribs)
	{
	foreach ($attribs as $key => &$value) {
	if (strpos($key, 'data-label-') === 0) {
	// Localize data-label-* attributes
	$value = $this->app->gettext($value);
	}
	elseif ($key[0] == ':') {
	// Evaluate attributes with expressions and remove special character from attribute name
	$attribs[substr($key, 1)] = $this->eval_expression($value);
	unset($attribs[$key]);
	}
	}
	}

	/**
	* Include a specific file and return it's contents
	*
	* @param string $file File path
	*
	* @return string Contents of the processed file
	*/
	protected function include_php($file)
	{
	ob_start();
	include $file;
	$out = ob_get_contents();
	ob_end_clean();

	return $out;
	}

	/**
	* Put objects' content back into template output
	*/
	protected function postrender($output)
	{
	// insert objects' contents
	foreach ($this->objects as $key => $val) {
	$output = str_replace($key, $val, $output, $count);
	if ($count) {
	$this->objects[$key] = null;
	}
	}

	// make sure all <form> tags have a valid request token
	$output = preg_replace_callback('/<form\s+([^>]+)>/Ui', [$this, 'alter_form_tag'], $output);

	return $output;
	}

	/**
	* Create and register a button
	*
	* @param array $attrib Named button attributes
	*
	* @return string HTML button
	* @todo Remove all inline JS calls and use jQuery instead.
	* @todo Remove all sprintf()'s - they are pretty, but also slow.
	*/
	public function button($attrib)
	{
	static $s_button_count = 100;

	// these commands can be called directly via url
	$a_static_commands = ['compose', 'list', 'preferences', 'folders', 'identities'];

	if (empty($attrib['command']) && empty($attrib['name']) && empty($attrib['href'])) {
	return '';
	}

	$command = !empty($attrib['command']) ? $attrib['command'] : null;
	$action = $command ?: (!empty($attrib['name']) ? $attrib['name'] : null);

	if (!empty($attrib['task'])) {
	$command = $attrib['task'] . '.' . $command;
	$element = $attrib['task'] . '.' . $action;
	}
	else {
	$element = (!empty($this->env['task']) ? $this->env['task'] . '.' : '') . $action;
	}

	$disabled_actions = (array) $this->config->get('disabled_actions');

	// remove buttons for disabled actions
	if (in_array($element, $disabled_actions) \|\| in_array($action, $disabled_actions)) {
	return '';
	}

	// try to find out the button type
	if (!empty($attrib['type'])) {
	$attrib['type'] = strtolower($attrib['type']);
	if (strpos($attrib['type'], '-menuitem')) {
	$attrib['type'] = substr($attrib['type'], 0, -9);
	$menuitem = true;
	}
	}
	else if (!empty($attrib['image']) \|\| !empty($attrib['imagepas']) \|\| !empty($attrib['imageact'])) {
	$attrib['type'] = 'image';
	}
	else {
	$attrib['type'] = 'button';
	}

	if (empty($attrib['image'])) {
	if (!empty($attrib['imagepas'])) {
	$attrib['image'] = $attrib['imagepas'];
	}
	else if (!empty($attrib['imageact'])) {
	$attrib['image'] = $attrib['imageact'];
	}
	}

	if (empty($attrib['id'])) {
	// ensure auto generated IDs are unique between main window and content frame
	// Elastic skin duplicates buttons between the two on smaller screens (#7618)
	$prefix = ($this->framed \|\| !empty($this->env['framed'])) ? 'frm' : '';
	$attrib['id'] = sprintf('rcmbtn%s%d', $prefix, $s_button_count++);
	}

	// get localized text for labels and titles
	$domain = !empty($attrib['domain']) ? $attrib['domain'] : null;
	if (!empty($attrib['title'])) {
	$attrib['title'] = html::quote($this->app->gettext($attrib['title'], $domain));
	}
	if (!empty($attrib['label'])) {
	$attrib['label'] = html::quote($this->app->gettext($attrib['label'], $domain));
	}
	if (!empty($attrib['alt'])) {
	$attrib['alt'] = html::quote($this->app->gettext($attrib['alt'], $domain));
	}

	// set accessibility attributes
	if (empty($attrib['role'])) {
	$attrib['role'] = 'button';
	}

	if (!empty($attrib['class']) && !empty($attrib['classact']) \|\| !empty($attrib['imagepas']) && !empty($attrib['imageact'])) {
	if (array_key_exists('tabindex', $attrib)) {
	$attrib['data-tabindex'] = $attrib['tabindex'];
	}
	$attrib['tabindex'] = '-1'; // disable button by default
	$attrib['aria-disabled'] = 'true';
	}

	// set title to alt attribute for IE browsers
	if ($this->browser->ie && empty($attrib['title']) && !empty($attrib['alt'])) {
	$attrib['title'] = $attrib['alt'];
	}

	// add empty alt attribute for XHTML compatibility
	if (!isset($attrib['alt'])) {
	$attrib['alt'] = '';
	}

	// register button in the system
	if (!empty($attrib['command'])) {
	$this->add_script(sprintf(
	"%s.register_button('%s', '%s', '%s', '%s', '%s', '%s');",
	self::JS_OBJECT_NAME,
	$command,
	$attrib['id'],
	$attrib['type'],
	!empty($attrib['imageact']) ? $this->abs_url($attrib['imageact']) : (!empty($attrib['classact']) ? $attrib['classact'] : ''),
	!empty($attrib['imagesel']) ? $this->abs_url($attrib['imagesel']) : (!empty($attrib['classsel']) ? $attrib['classsel'] : ''),
	!empty($attrib['imageover']) ? $this->abs_url($attrib['imageover']) : ''
	));

	// make valid href to specific buttons
	if (in_array($attrib['command'], rcmail::$main_tasks)) {
	$attrib['href'] = $this->app->url(['task' => $attrib['command']]);
	$attrib['onclick'] = sprintf("return %s.command('switch-task','%s',this,event)", self::JS_OBJECT_NAME, $attrib['command']);
	}
	else if (!empty($attrib['task']) && in_array($attrib['task'], rcmail::$main_tasks)) {
	$attrib['href'] = $this->app->url(['action' => $attrib['command'], 'task' => $attrib['task']]);
	}
	else if (in_array($attrib['command'], $a_static_commands)) {
	$attrib['href'] = $this->app->url(['action' => $attrib['command']]);
	}
	else if (($attrib['command'] == 'permaurl' \|\| $attrib['command'] == 'extwin') && !empty($this->env['permaurl'])) {
	$attrib['href'] = $this->env['permaurl'];
	}
	}

	// overwrite attributes
	if (empty($attrib['href'])) {
	$attrib['href'] = '#';
	}

	if (!empty($attrib['task'])) {
	if (!empty($attrib['classact'])) {
	$attrib['class'] = $attrib['classact'];
	}
	}
	else if ($command && empty($attrib['onclick'])) {
	$attrib['onclick'] = sprintf(
	"return %s.command('%s','%s',this,event)",
	self::JS_OBJECT_NAME,
	$command,
	!empty($attrib['prop']) ? $attrib['prop'] : ''
	);
	}

	$out = '';
	$btn_content = null;
	$link_attrib = [];

	// generate image tag
	if ($attrib['type'] == 'image') {
	$attrib_str = html::attrib_string(
	$attrib,
	[
	'style', 'class', 'id', 'width', 'height', 'border', 'hspace',
	'vspace', 'align', 'alt', 'tabindex', 'title'
	]
	);
	$btn_content = sprintf('<img src="%s"%s />', $this->abs_url($attrib['image']), $attrib_str);
	if (!empty($attrib['label'])) {
	$btn_content .= ' '.$attrib['label'];
	}
	$link_attrib = ['href', 'onclick', 'onmouseover', 'onmouseout', 'onmousedown', 'onmouseup', 'target'];
	}
	else if ($attrib['type'] == 'link') {
	$btn_content = isset($attrib['content']) ? $attrib['content'] : (!empty($attrib['label']) ? $attrib['label'] : $attrib['command']);
	$link_attrib = array_merge(html::$common_attrib, ['href', 'onclick', 'tabindex', 'target', 'rel']);
	if (!empty($attrib['innerclass'])) {
	$btn_content = html::span($attrib['innerclass'], $btn_content);
	}
	}
	else if ($attrib['type'] == 'input') {
	$attrib['type'] = 'button';

	if (!empty($attrib['label'])) {
	$attrib['value'] = $attrib['label'];
	}
	if (!empty($attrib['command'])) {
	$attrib['disabled'] = 'disabled';
	}

	$out = html::tag('input', $attrib, null, ['type', 'value', 'onclick', 'id', 'class', 'style', 'tabindex', 'disabled']);
	}
	else {
	if (!empty($attrib['label'])) {
	$attrib['value'] = $attrib['label'];
	}
	if (!empty($attrib['command'])) {
	$attrib['disabled'] = 'disabled';
	}

	$content = isset($attrib['content']) ? $attrib['content'] : $attrib['label'];
	$out = html::tag('button', $attrib, $content, ['type', 'value', 'onclick', 'id', 'class', 'style', 'tabindex', 'disabled']);
	}

	// generate html code for button
	if ($btn_content) {
	$attrib_str = html::attrib_string($attrib, $link_attrib);
	$out = sprintf('<a%s>%s</a>', $attrib_str, $btn_content);
	}

	if (!empty($attrib['wrapper'])) {
	$out = html::tag($attrib['wrapper'], null, $out);
	}

	if (!empty($menuitem)) {
	$class = !empty($attrib['menuitem-class']) ? ' class="' . $attrib['menuitem-class'] . '"' : '';
	$out = '<li role="menuitem"' . $class . '>' . $out . '</li>';
	}

	return $out;
	}

	/**
	* Link an external script file
	*
	* @param string $file File URL
	* @param string $position Target position [head\|head_bottom\|foot]
	*/
	public function include_script($file, $position = 'head', $add_path = true)
	{
	if ($add_path && !preg_match('\|^https?://\|i', $file) && $file[0] != '/') {
	$file = $this->file_mod($this->scripts_path . $file);
	}

	if (!isset($this->script_files[$position]) \|\| !is_array($this->script_files[$position])) {
	$this->script_files[$position] = [];
	}

	if (!in_array($file, $this->script_files[$position])) {
	$this->script_files[$position][] = $file;
	}
	}

	/**
	* Add inline javascript code
	*
	* @param string $script JS code snippet
	* @param string $position Target position [head\|head_top\|foot\|docready]
	*/
	public function add_script($script, $position = 'head')
	{
	if (!isset($this->scripts[$position])) {
	$this->scripts[$position] = rtrim($script);
	}
	else {
	$this->scripts[$position] .= "\n" . rtrim($script);
	}
	}

	/**
	* Link an external css file
	*
	* @param string $file File URL
	*/
	public function include_css($file)
	{
	$this->css_files[] = $file;
	}

	/**
	* Add HTML code to the page header
	*
	* @param string $str HTML code
	*/
	public function add_header($str)
	{
	$this->header .= "\n" . $str;
	}

	/**
	* Add HTML code to the page footer
	* To be added right before </body>
	*
	* @param string $str HTML code
	*/
	public function add_footer($str)
	{
	$this->footer .= "\n" . $str;
	}

	/**
	* Process template and write to stdOut
	*
	* @param string $output HTML output
	*/
	protected function _write($output = '')
	{
	$output = trim($output);

	if (empty($output)) {
	$output = html::doctype('html5') . "\n" . $this->default_template;
	$is_empty = true;
	}

	$merge_script_files = function($output, $script) {
	return $output . html::script($script);
	};

	$merge_scripts = function($output, $script) {
	return $output . html::script([], $script);
	};

	// put docready commands into page footer
	if (!empty($this->scripts['docready'])) {
	$this->add_script("\$(function() {\n" . $this->scripts['docready'] . "\n});", 'foot');
	}

	$page_header = '';
	$page_footer = '';
	$meta = '';

	// declare page language
	if (!empty($_SESSION['language'])) {
	$lang = substr($_SESSION['language'], 0, 2);
	$output = preg_replace('/<html/', '<html lang="' . html::quote($lang) . '"', $output, 1);

	if (!headers_sent()) {
	$this->header('Content-Language: ' . $lang);
	}
	}

	// include meta tag with charset
	if (!empty($this->charset)) {
	if (!headers_sent()) {
	$this->header('Content-Type: text/html; charset=' . $this->charset);
	}

	$meta .= html::tag('meta', [
	'http-equiv' => 'content-type',
	'content' => "text/html; charset={$this->charset}",
	'nl' => true
	]);
	}

	// include page title (after charset specification)
	$meta .= '<title>' . html::quote($this->get_pagetitle()) . "</title>\n";

	$output = preg_replace('/(<head[^>]>)\n/i', "\\1\n{$meta}", $output, 1, $count);
	if (!$count) {
	$page_header .= $meta;
	}

	// include scripts into header/footer
	if (!empty($this->script_files['head'])) {
	$page_header .= array_reduce((array) $this->script_files['head'], $merge_script_files);
	}

	$head = isset($this->scripts['head_top']) ? $this->scripts['head_top'] : '';
	$head .= isset($this->scripts['head']) ? $this->scripts['head'] : '';

	$page_header .= array_reduce((array) $head, $merge_scripts);
	$page_header .= $this->header . "\n";

	if (!empty($this->script_files['head_bottom'])) {
	$page_header .= array_reduce((array) $this->script_files['head_bottom'], $merge_script_files);
	}

	if (!empty($this->script_files['foot'])) {
	$page_footer .= array_reduce((array) $this->script_files['foot'], $merge_script_files);
	}

	$page_footer .= $this->footer . "\n";

	if (!empty($this->scripts['foot'])) {
	$page_footer .= array_reduce((array) $this->scripts['foot'], $merge_scripts);
	}

	// find page header
	if ($hpos = stripos($output, '</head>')) {
	$page_header .= "\n";
	}
	else {
	if (!is_numeric($hpos)) {
	$hpos = stripos($output, '<body');
	}
	if (!is_numeric($hpos) && ($hpos = stripos($output, '<html'))) {
	while ($output[$hpos] != '>') {
	$hpos++;
	}
	$hpos++;
	}
	$page_header = "<head>\n$page_header\n</head>\n";
	}

	// add page header
	if ($hpos) {
	$output = substr_replace($output, $page_header, $hpos, 0);
	}
	else {
	$output = $page_header . $output;
	}

	// add page footer
	if (($fpos = strripos($output, '</body>')) \|\| ($fpos = strripos($output, '</html>'))) {
	// for Elastic: put footer content before "footer scripts"
	while (($npos = strripos($output, "\n", -strlen($output) + $fpos - 1))
	&& $npos != $fpos
	&& ($chunk = substr($output, $npos, $fpos - $npos)) !== ''
	&& (trim($chunk) === '' \|\| preg_match('/\s<script[^>]+><\/script>\s/', $chunk))
	) {
	$fpos = $npos;
	}

	$output = substr_replace($output, $page_footer."\n", $fpos, 0);
	}
	else {
	$output .= "\n".$page_footer;
	}

	// add css files in head, before scripts, for speed up with parallel downloads
	if (!empty($this->css_files) && empty($is_empty)
	&& (($pos = stripos($output, '<script ')) \|\| ($pos = stripos($output, '</head>')))
	) {
	$css = '';
	foreach ($this->css_files as $file) {
	$is_less = substr_compare($file, '.less', -5, 5, true) === 0;
	$css .= html::tag('link', [
	'rel' => $is_less ? 'stylesheet/less' : 'stylesheet',
	'type' => 'text/css',
	'href' => $file,
	'nl' => true,
	]);
	}
	$output = substr_replace($output, $css, $pos, 0);
	}

	$output = $this->parse_with_globals($this->fix_paths($output));

	if ($this->assets_path) {
	$output = $this->fix_assets_paths($output);
	}

	$output = $this->postrender($output);

	// trigger hook with final HTML content to be sent
	$hook = $this->app->plugins->exec_hook("send_page", ['content' => $output]);
	if (!$hook['abort']) {
	if ($this->charset != RCUBE_CHARSET) {
	echo rcube_charset::convert($hook['content'], RCUBE_CHARSET, $this->charset);
	}
	else {
	echo $hook['content'];
	}
	}
	}

	/**
	* Returns iframe object, registers some related env variables
	*
	* @param array $attrib HTML attributes
	* @param bool $is_contentframe Register this iframe as the 'contentframe' gui object
	*
	* @return string IFRAME element
	*/
	public function frame($attrib, $is_contentframe = false)
	{
	static $idcount = 0;

	if (empty($attrib['id'])) {
	$attrib['id'] = 'rcmframe' . ++$idcount;
	}

	$attrib['name'] = $attrib['id'];
	$attrib['src'] = !empty($attrib['src']) ? $this->abs_url($attrib['src'], true) : 'about:blank';

	// register as 'contentframe' object
	if ($is_contentframe \|\| !empty($attrib['contentframe'])) {
	$this->set_env('contentframe', !empty($attrib['contentframe']) ? $attrib['contentframe'] : $attrib['name']);
	}

	return html::iframe($attrib);
	}


	/* *********** common functions delivering gui objects ************ */

	/**
	* Create a form tag with the necessary hidden fields
	*
	* @param array $attrib Named tag parameters
	* @param string $content HTML content of the form
	*
	* @return string HTML code for the form
	*/
	public function form_tag($attrib, $content = null)
	{
	$hidden = '';

	if (!empty($this->env['extwin'])) {
	$hiddenfield = new html_hiddenfield(['name' => '_extwin', 'value' => '1']);
	$hidden = $hiddenfield->show();
	}
	else if ($this->framed \|\| !empty($this->env['framed'])) {
	$hiddenfield = new html_hiddenfield(['name' => '_framed', 'value' => '1']);
	$hidden = $hiddenfield->show();
	}

	if (!$content) {
	$attrib['noclose'] = true;
	}

	return html::tag('form',
	$attrib + ['action' => $this->app->comm_path, 'method' => 'get'],
	$hidden . $content,
	['id', 'class', 'style', 'name', 'method', 'action', 'enctype', 'onsubmit']
	);
	}

	/**
	* Build a form tag with a unique request token
	*
	* @param array $attrib Named tag parameters including 'action' and 'task' values
	* which will be put into hidden fields
	* @param string $content Form content
	*
	* @return string HTML code for the form
	*/
	public function request_form($attrib, $content = '')
	{
	$hidden = new html_hiddenfield();

	if (!empty($attrib['task'])) {
	$hidden->add(['name' => '_task', 'value' => $attrib['task']]);
	}

	if (!empty($attrib['action'])) {
	$hidden->add(['name' => '_action', 'value' => $attrib['action']]);
	}

	// we already have a <form> tag
	if (!empty($attrib['form'])) {
	if ($this->framed \|\| !empty($this->env['framed'])) {
	$hidden->add(['name' => '_framed', 'value' => '1']);
	}

	return $hidden->show() . $content;
	}

	unset($attrib['task'], $attrib['request']);
	$attrib['action'] = './';

	return $this->form_tag($attrib, $hidden->show() . $content);
	}

	/**
	* GUI object 'username'
	* Showing IMAP username of the current session
	*
	* @param array $attrib Named tag parameters (currently not used)
	*
	* @return string HTML code for the gui object
	*/
	public function current_username($attrib)
	{
	static $username;

	// already fetched
	if (!empty($username)) {
	return $username;
	}

	// Current username is an e-mail address
	if (isset($_SESSION['username']) && strpos($_SESSION['username'], '@')) {
	$username = $_SESSION['username'];
	}
	// get e-mail address from default identity
	else if ($sql_arr = $this->app->user->get_identity()) {
	$username = $sql_arr['email'];
	}
	else {
	$username = $this->app->user->get_username();
	}

	$username = rcube_utils::idn_to_utf8($username);

	return html::quote($username);
	}

	/**
	* GUI object 'loginform'
	* Returns code for the webmail login form
	*
	* @param array $attrib Named parameters
	*
	* @return string HTML code for the gui object
	*/
	protected function login_form($attrib)
	{
	$default_host = $this->config->get('default_host');
	$autocomplete = (int) $this->config->get('login_autocomplete');
	$username_filter = $this->config->get('login_username_filter');
	$_SESSION['temp'] = true;

	// save original url
	$url = rcube_utils::get_input_value('_url', rcube_utils::INPUT_POST);
	if (
	empty($url)
	&& !empty($_SERVER['QUERY_STRING'])
	&& !preg_match('/_(task\|action)=logout/', $_SERVER['QUERY_STRING'])
	) {
	$url = $_SERVER['QUERY_STRING'];
	}

	// Disable autocapitalization on iPad/iPhone (#1488609)
	$attrib['autocapitalize'] = 'off';

	$form_name = !empty($attrib['form']) ? $attrib['form'] : 'form';

	// set autocomplete attribute
	$user_attrib = $autocomplete > 0 ? [] : ['autocomplete' => 'off'];
	$host_attrib = $autocomplete > 0 ? [] : ['autocomplete' => 'off'];
	$pass_attrib = $autocomplete > 1 ? [] : ['autocomplete' => 'off'];

	if ($username_filter && strtolower($username_filter) == 'email') {
	$user_attrib['type'] = 'email';
	}

	$input_task = new html_hiddenfield(['name' => '_task', 'value' => 'login']);
	$input_action = new html_hiddenfield(['name' => '_action', 'value' => 'login']);
	$input_tzone = new html_hiddenfield(['name' => '_timezone', 'id' => 'rcmlogintz', 'value' => '_default_']);
	$input_url = new html_hiddenfield(['name' => '_url', 'id' => 'rcmloginurl', 'value' => $url]);
	$input_user = new html_inputfield(['name' => '_user', 'id' => 'rcmloginuser', 'required' => 'required']
	+ $attrib + $user_attrib);
	$input_pass = new html_passwordfield(['name' => '_pass', 'id' => 'rcmloginpwd', 'required' => 'required']
	+ $attrib + $pass_attrib);
	$input_host = null;
	$hide_host = false;

	if (is_array($default_host) && count($default_host) > 1) {
	$input_host = new html_select(['name' => '_host', 'id' => 'rcmloginhost', 'class' => 'custom-select']);

	foreach ($default_host as $key => $value) {
	if (!is_array($value)) {
	$input_host->add($value, (is_numeric($key) ? $value : $key));
	}
	else {
	$input_host = null;
	break;
	}
	}
	}
	else if (is_array($default_host) && ($host = key($default_host)) !== null) {
	$hide_host = true;
	$input_host = new html_hiddenfield([
	'name' => '_host', 'id' => 'rcmloginhost', 'value' => is_numeric($host) ? $default_host[$host] : $host] + $attrib);
	}
	else if (empty($default_host)) {
	$input_host = new html_inputfield(['name' => '_host', 'id' => 'rcmloginhost', 'class' => 'form-control']
	+ $attrib + $host_attrib);
	}

	$this->add_gui_object('loginform', $form_name);

	// create HTML table with two cols
	$table = new html_table(['cols' => 2]);

	$table->add('title', html::label('rcmloginuser', html::quote($this->app->gettext('username'))));
	$table->add('input', $input_user->show(rcube_utils::get_input_value('_user', rcube_utils::INPUT_GPC)));

	$table->add('title', html::label('rcmloginpwd', html::quote($this->app->gettext('password'))));
	$table->add('input', $input_pass->show());

	// add host selection row
	if (is_object($input_host) && !$hide_host) {
	$table->add('title', html::label('rcmloginhost', html::quote($this->app->gettext('server'))));
	$table->add('input', $input_host->show(rcube_utils::get_input_value('_host', rcube_utils::INPUT_GPC)));
	}

	$out = $input_task->show();
	$out .= $input_action->show();
	$out .= $input_tzone->show();
	$out .= $input_url->show();
	$out .= $table->show();

	if ($hide_host) {
	$out .= $input_host->show();
	}

	if (rcube_utils::get_boolean($attrib['submit'])) {
	$button_attr = ['type' => 'submit', 'id' => 'rcmloginsubmit', 'class' => 'button mainaction submit'];
	$out .= html::p('formbuttons', html::tag('button', $button_attr, $this->app->gettext('login')));
	}

	// add oauth login button
	if ($this->config->get('oauth_auth_uri') && $this->config->get('oauth_provider')) {
	// hide login form fields when `oauth_login_redirect` is configured
	if ($this->config->get('oauth_login_redirect')) {
	$out = '';
	}

	$link_attr = ['href' => $this->app->url(['action' => 'oauth']), 'id' => 'rcmloginoauth', 'class' => 'button oauth ' . $this->config->get('oauth_provider')];
	$out .= html::p('oauthlogin', html::a($link_attr, $this->app->gettext(['name' => 'oauthlogin', 'vars' => ['provider' => $this->config->get('oauth_provider_name', 'OAuth')]])));
	}

	// surround html output with a form tag
	if (empty($attrib['form'])) {
	$out = $this->form_tag(['name' => $form_name, 'method' => 'post'], $out);
	}

	// include script for timezone detection
	$this->include_script('jstz.min.js');

	return $out;
	}

	/**
	* GUI object 'preloader'
	* Loads javascript code for images preloading
	*
	* @param array $attrib Named parameters
	* @return void
	*/
	protected function preloader($attrib)
	{
	$images = preg_split('/[\s\t\n,]+/', $attrib['images'], -1, PREG_SPLIT_NO_EMPTY);
	$images = array_map([$this, 'abs_url'], $images);
	$images = array_map([$this, 'asset_url'], $images);

	if (empty($images) \|\| $_REQUEST['_task'] == 'logout') {
	return;
	}

	$this->add_script('var images = ' . self::json_serialize($images, $this->devel_mode) .';
	for (var i=0; i<images.length; i++) {
	img = new Image();
	img.src = images[i];
	}', 'docready');
	}

	/**
	* GUI object 'searchform'
	* Returns code for search function
	*
	* @param array $attrib Named parameters
	*
	* @return string HTML code for the gui object
	*/
	public function search_form($attrib)
	{
	// add some labels to client
	$this->add_label('searching');

	$attrib['name'] = '_q';
	$attrib['class'] = trim((!empty($attrib['class']) ? $attrib['class'] : '') . ' no-bs');

	if (empty($attrib['id'])) {
	$attrib['id'] = 'rcmqsearchbox';
	}
	if (isset($attrib['type']) && $attrib['type'] == 'search' && !$this->browser->khtml) {
	unset($attrib['type'], $attrib['results']);
	}
	if (empty($attrib['placeholder'])) {
	$attrib['placeholder'] = $this->app->gettext('searchplaceholder');
	}

	$label = html::label(['for' => $attrib['id'], 'class' => 'voice'], rcube::Q($this->app->gettext('arialabelsearchterms')));
	$input_q = new html_inputfield($attrib);
	$out = $label . $input_q->show();
	$name = 'qsearchbox';

	// Support for multiple searchforms on the same page
	if (isset($attrib['gui-object']) && $attrib['gui-object'] !== false && $attrib['gui-object'] !== 'false') {
	$name = $attrib['gui-object'];
	}

	$this->add_gui_object($name, $attrib['id']);

	// add form tag around text field
	if (empty($attrib['form']) && empty($attrib['no-form'])) {
	$out = $this->form_tag([
	'name' => !empty($attrib['form-name']) ? $attrib['form-name'] : 'rcmqsearchform',
	'onsubmit' => sprintf(
	"%s.command('%s'); return false",
	self::JS_OBJECT_NAME,
	!empty($attrib['command']) ? $attrib['command'] : 'search'
	),
	// 'style' => "display:inline"
	], $out);
	}

	if (!empty($attrib['wrapper'])) {
	$options_button = '';

	$ariatag = !empty($attrib['ariatag']) ? $attrib['ariatag'] : 'h2';
	$domain = !empty($attrib['label-domain']) ? $attrib['label-domain'] : null;
	$options = !empty($attrib['options']) ? $attrib['options'] : null;

	$header_label = $this->app->gettext('arialabel' . $attrib['label'], $domain);
	$header_attrs = [
	'id' => 'aria-label-' . $attrib['label'],
	'class' => 'voice'
	];

	$header = html::tag($ariatag, $header_attrs, rcube::Q($header_label));

	if (!empty($attrib['options'])) {
	$options_button = $this->button([
	'type' => 'link',
	'href' => '#search-filter',
	'class' => 'button options',
	'label' => 'options',
	'title' => 'options',
	'tabindex' => '0',
	'innerclass' => 'inner',
	'data-target' => $options
	]);
	}

	$search_button = $this->button([
	'type' => 'link',
	'href' => '#search',
	'class' => 'button search',
	'label' => $attrib['buttontitle'],
	'title' => $attrib['buttontitle'],
	'tabindex' => '0',
	'innerclass' => 'inner',
	]);

	$reset_button = $this->button([
	'type' => 'link',
	'command' => !empty($attrib['reset-command']) ? $attrib['reset-command'] : 'reset-search',
	'class' => 'button reset',
	'label' => 'resetsearch',
	'title' => 'resetsearch',
	'tabindex' => '0',
	'innerclass' => 'inner',
	]);

	$out = html::div([
	'role' => 'search',
	'aria-labelledby' => !empty($attrib['label']) ? 'aria-label-' . $attrib['label'] : null,
	'class' => $attrib['wrapper'],
	],
	"$header$out\n$reset_button\n$options_button\n$search_button"
	);
	}

	return $out;
	}

	/**
	* Builder for GUI object 'message'
	*
	* @param array Named tag parameters
	* @return string HTML code for the gui object
	*/
	protected function message_container($attrib)
	{
	if (isset($attrib['id']) === false) {
	$attrib['id'] = 'rcmMessageContainer';
	}

	$this->add_gui_object('message', $attrib['id']);

	return html::div($attrib, '');
	}

	/**
	* GUI object 'charsetselector'
	*
	* @param array $attrib Named parameters for the select tag
	*
	* @return string HTML code for the gui object
	*/
	public function charset_selector($attrib)
	{
	// pass the following attributes to the form class
	$field_attrib = ['name' => '_charset'];
	foreach ($attrib as $attr => $value) {
	if (in_array($attr, ['id', 'name', 'class', 'style', 'size', 'tabindex'])) {
	$field_attrib[$attr] = $value;
	}
	}

	$charsets = [
	'UTF-8' => 'UTF-8 ('.$this->app->gettext('unicode').')',
	'US-ASCII' => 'ASCII ('.$this->app->gettext('english').')',
	'ISO-8859-1' => 'ISO-8859-1 ('.$this->app->gettext('westerneuropean').')',
	'ISO-8859-2' => 'ISO-8859-2 ('.$this->app->gettext('easterneuropean').')',
	'ISO-8859-4' => 'ISO-8859-4 ('.$this->app->gettext('baltic').')',
	'ISO-8859-5' => 'ISO-8859-5 ('.$this->app->gettext('cyrillic').')',
	'ISO-8859-6' => 'ISO-8859-6 ('.$this->app->gettext('arabic').')',
	'ISO-8859-7' => 'ISO-8859-7 ('.$this->app->gettext('greek').')',
	'ISO-8859-8' => 'ISO-8859-8 ('.$this->app->gettext('hebrew').')',
	'ISO-8859-9' => 'ISO-8859-9 ('.$this->app->gettext('turkish').')',
	'ISO-8859-10' => 'ISO-8859-10 ('.$this->app->gettext('nordic').')',
	'ISO-8859-11' => 'ISO-8859-11 ('.$this->app->gettext('thai').')',
	'ISO-8859-13' => 'ISO-8859-13 ('.$this->app->gettext('baltic').')',
	'ISO-8859-14' => 'ISO-8859-14 ('.$this->app->gettext('celtic').')',
	'ISO-8859-15' => 'ISO-8859-15 ('.$this->app->gettext('westerneuropean').')',
	'ISO-8859-16' => 'ISO-8859-16 ('.$this->app->gettext('southeasterneuropean').')',
	'WINDOWS-1250' => 'Windows-1250 ('.$this->app->gettext('easterneuropean').')',
	'WINDOWS-1251' => 'Windows-1251 ('.$this->app->gettext('cyrillic').')',
	'WINDOWS-1252' => 'Windows-1252 ('.$this->app->gettext('westerneuropean').')',
	'WINDOWS-1253' => 'Windows-1253 ('.$this->app->gettext('greek').')',
	'WINDOWS-1254' => 'Windows-1254 ('.$this->app->gettext('turkish').')',
	'WINDOWS-1255' => 'Windows-1255 ('.$this->app->gettext('hebrew').')',
	'WINDOWS-1256' => 'Windows-1256 ('.$this->app->gettext('arabic').')',
	'WINDOWS-1257' => 'Windows-1257 ('.$this->app->gettext('baltic').')',
	'WINDOWS-1258' => 'Windows-1258 ('.$this->app->gettext('vietnamese').')',
	'ISO-2022-JP' => 'ISO-2022-JP ('.$this->app->gettext('japanese').')',
	'ISO-2022-KR' => 'ISO-2022-KR ('.$this->app->gettext('korean').')',
	'ISO-2022-CN' => 'ISO-2022-CN ('.$this->app->gettext('chinese').')',
	'EUC-JP' => 'EUC-JP ('.$this->app->gettext('japanese').')',
	'EUC-KR' => 'EUC-KR ('.$this->app->gettext('korean').')',
	'EUC-CN' => 'EUC-CN ('.$this->app->gettext('chinese').')',
	'BIG5' => 'BIG5 ('.$this->app->gettext('chinese').')',
	'GB2312' => 'GB2312 ('.$this->app->gettext('chinese').')',
	'KOI8-R' => 'KOI8-R ('.$this->app->gettext('cyrillic').')',
	];

	if ($post = rcube_utils::get_input_value('_charset', rcube_utils::INPUT_POST)) {
	$set = $post;
	}
	else if (!empty($attrib['selected'])) {
	$set = $attrib['selected'];
	}
	else {
	$set = $this->get_charset();
	}

	$set = strtoupper($set);
	if (!isset($charsets[$set]) && preg_match('/^[A-Z0-9-]+$/', $set)) {
	$charsets[$set] = $set;
	}

	$select = new html_select($field_attrib);
	$select->add(array_values($charsets), array_keys($charsets));

	return $select->show($set);
	}

	/**
	* Include content from config/about.<LANG>.html if available
	*/
	protected function about_content($attrib)
	{
	$content = '';
	$filenames = [
	'about.' . $_SESSION['language'] . '.html',
	'about.' . substr($_SESSION['language'], 0, 2) . '.html',
	'about.html',
	];

	foreach ($filenames as $file) {
	$fn = RCUBE_CONFIG_DIR . $file;
	if (is_readable($fn)) {
	$content = file_get_contents($fn);
	$content = $this->parse_conditions($content);
	$content = $this->parse_xml($content);
	break;
	}
	}

	return $content;
	}

	/**
	* Get logo URL for current template based on skin_logo config option
	*
	* @param string $type Type of the logo to check for (e.g. 'print' or 'small')
	* default is null (no special type)
	* @param string $match (optional) 'all' = type, template or wildcard, 'template' = type or template
	* Note: when type is specified matches are limited to type only unless $match is defined
	*
	* @return string image URL
	*/
	protected function get_template_logo($type = null, $match = null)
	{
	$template_logo = null;

	if ($logo = $this->config->get('skin_logo')) {
	if (is_array($logo)) {
	$template_names = [
	$this->skin_name . ':' . $this->template_name . '[' . $type . ']',
	$this->skin_name . ':' . $this->template_name,
	$this->skin_name . ':*[' . $type . ']',
	$this->skin_name . ':[' . $type . ']',
	$this->skin_name . ':*',
	'*:' . $this->template_name . '[' . $type . ']',
	'*:' . $this->template_name,
	':[' . $type . ']',
	'*:[' . $type . ']',
	$this->template_name . '[' . $type . ']',
	$this->template_name,
	'*[' . $type . ']',
	'[' . $type . ']',
	'*',
	];

	if (empty($type)) {
	// If no type provided then remove those options from the list
	$template_names = preg_grep("/\]$/", $template_names, PREG_GREP_INVERT);
	}
	elseif ($match === null) {
	// Type specified with no special matching requirements so remove all none type specific options from the list
	$template_names = preg_grep("/\]$/", $template_names);
	}

	if ($match == 'template') {
	// Match only specific type or template name
	$template_names = preg_grep("/\*$/", $template_names, PREG_GREP_INVERT);
	}

	foreach ($template_names as $key) {
	if (isset($logo[$key])) {
	$template_logo = $logo[$key];
	break;
	}
	}
	}
	else {
	$template_logo = $logo;
	}
	}

	return $template_logo;
	}
	}
	diff --git a/skins/elastic/ui.js b/skins/elastic/ui.js
	index 7ed918180..de8f007ad 100644
	--- a/skins/elastic/ui.js
	+++ b/skins/elastic/ui.js
	@@ -1,4295 +1,4306 @@
	/**
	* Roundcube webmail functions for the Elastic skin
	*
	* Copyright (c) The Roundcube Dev Team
	*
	* The contents are subject to the Creative Commons Attribution-ShareAlike
	* License. It is allowed to copy, distribute, transmit and to adapt the work
	* by keeping credits to the original autors in the README file.
	* See http://creativecommons.org/licenses/by-sa/3.0/ for details.
	*
	* @license magnet:?xt=urn:btih:90dc5c0be029de84e523b9b3922520e79e0e6f08&dn=cc0.txt CC0-1.0
	*/

	"use strict";

	function rcube_elastic_ui()
	{
	var prefs, ref = this,
	mode = 'normal', // one of: large, normal, small, phone
	color_mode = 'light', // 'light' or 'dark'
	touch = false,
	ios = false,
	popups_close_lock,
	is_framed = rcmail.is_framed(),
	env = {
	config: {
	standard_windows: rcmail.env.standard_windows,
	message_extwin: rcmail.env.message_extwin,
	compose_extwin: rcmail.env.compose_extwin,
	help_open_extwin: rcmail.env.help_open_extwin
	},
	checkboxes: 0,
	small_screen_config: {
	standard_windows: true,
	message_extwin: false,
	compose_extwin: false,
	help_open_extwin: false
	}
	},
	menus = {},
	content_buttons = [],
	frame_buttons = [],
	layout = {
	menu: $('#layout-menu'),
	sidebar: $('#layout-sidebar'),
	list: $('#layout-list'),
	content: $('#layout-content'),
	},
	buttons = {
	menu: $('a.task-menu-button'),
	back_sidebar: $('a.back-sidebar-button'),
	back_list: $('a.back-list-button'),
	back_content: $('a.back-content-button'),
	};


	// Public methods
	this.register_content_buttons = register_content_buttons;
	this.menu_hide = menu_hide;
	this.menu_toggle = menu_toggle;
	this.menu_destroy = menu_destroy;
	this.popup_init = popup_init;
	this.about_dialog = about_dialog;
	this.headers_dialog = headers_dialog;
	this.import_dialog = import_dialog;
	this.props_dialog = props_dialog;
	this.headers_show = headers_show;
	this.spellmenu = spellmenu;
	this.searchmenu = searchmenu;
	this.headersmenu = headersmenu;
	this.header_reset = header_reset;
	this.compose_status = compose_status;
	this.attachmentmenu = attachmentmenu;
	this.mailtomenu = mailtomenu;
	this.recipient_selector = recipient_selector;
	this.show_list = show_list;
	this.show_sidebar = show_sidebar;
	this.smart_field_init = smart_field_init;
	this.smart_field_reset = smart_field_reset;
	this.form_errors = form_errors;
	this.switch_nav_list = switch_nav_list;
	this.searchbar_init = searchbar_init;
	this.pretty_checkbox = pretty_checkbox;
	this.pretty_select = pretty_select;
	this.datepicker_init = datepicker_init;
	this.bootstrap_style = bootstrap_style;
	this.toggle_list_selection = toggle_list_selection;
	this.get_screen_mode = get_screen_mode;
	this.is_mobile = is_mobile;
	this.is_touch = is_touch;

	// Detect screen size/mode
	screen_mode();

	// Initialize layout
	layout_init();

	// Convert some elements to Bootstrap style
	bootstrap_style();

	// Initialize responsive toolbars (have to be before popups init)
	toolbar_init();

	// Initialize content frame and list handlers
	content_frame_init();

	// Initialize menu dropdowns
	dropdowns_init();

	// Setup various UI elements
	setup();

	// Update layout after initialization
	resize();


	/**
	* Setup procedure
	*/
	function setup()
	{
	var title, form, content_buttons = [];

	// Intercept jQuery-UI dialogs...
	$.ui && $.widget('ui.dialog', $.ui.dialog, {
	open: function() {
	// ... to unify min width for iframe'd dialogs
	if ($(this.element).is('.iframe')) {
	this.options.width = Math.max(576, this.options.width);
	}
	this._super();
	// ... to re-style them on dialog open
	dialog_open(this);
	return this;
	},
	close: function() {
	this._super();
	// ... to close custom select dropdowns on dialog close
	$('.select-menu:visible').remove();
	return this;
	}
	});

	// menu/sidebar/list button
	buttons.menu.on('click', function() { app_menu(true); return false; });
	buttons.back_sidebar.on('click', function() { show_sidebar(); return false; });
	buttons.back_list.on('click', function() { show_list(); return false; });
	buttons.back_content.on('click', function() { show_content(true); return false; });

	// Initialize search forms
	$('.searchbar').each(function() { searchbar_init(this); });

	// Set content frame title in parent window (exclude ext-windows and dialog frames)
	if (is_framed && !rcmail.env.extwin && !parent.$('.ui-dialog:visible').length) {
	if (title = $('h1.voice').first().text()) {
	parent.$('#layout-content > .header > .header-title:not(.constant)').text(title);
	}
	}
	else if (!is_framed) {
	title = layout.content.find('.boxtitle').first().detach().text();

	if (!title) {
	title = $('h1.voice').first().text();
	}

	if (title) {
	layout.content.find('.header > .header-title').text(title);
	}
	}

	// Add content frame toolbar in the footer, for content buttons and navigation
	if (!is_framed && layout.content.length && !layout.content.is('.no-navbar')
	&& !layout.content.children('.frame-content').length
	) {
	env.frame_nav = $('<div class="footer menu toolbar content-frame-navigation hide-nav-buttons">')
	.append($('<a class="button prev">')
	.append($('<span class="inner"></span>').text(rcmail.gettext('previous'))))
	.append($('<span class="buttons">'))
	.append($('<a class="button next">')
	.append($('<span class="inner"></span>').text(rcmail.gettext('next'))))
	.appendTo(layout.content);
	}

	// Move some buttons to the frame footer toolbar
	$('a[data-content-button]').each(function() {
	content_buttons.push(create_cloned_button($(this)));
	});

	// Move form buttons from the content frame into the frame footer (on parent window)
	$('.formbuttons').filter(function() { return !$(this).parent('.searchoptions').length; }).find('button').each(function() {
	var target = $(this);

	// skip non-content buttons
	if (!is_framed && !target.parents('#layout-content').length) {
	return;
	}

	if (target.is('.cancel')) {
	target.addClass('hidden');
	return;
	}

	content_buttons.push(create_cloned_button(target));
	});

	(is_framed ? parent.UI : ref).register_content_buttons(content_buttons);

	// Mail compose features
	if (form = rcmail.gui_objects.messageform) {
	form = $('form[name="' + form + '"]');
	// Show input elements with non-empty value
	// These event handlers need to be registered before rcmail 'init' event
	$('#_cc, #_bcc, #_replyto, #_followupto', $('.compose-headers')).each(function() {
	$(this).on('change', function() {
	$('#compose' + $(this).attr('id'))[this.value ? 'removeClass' : 'addClass']('hidden');
	});
	});

	// We put compose options outside of the main form
	// Because IE/Edge (<16) does not support 'form' attribute we'll copy
	// inputs into the main form as hidden fields
	// TODO: Consider doing this for IE/Edge only, just set the 'form' attribute on others
	$('#compose-options').find('textarea,input,select').each(function() {
	var hidden = $('<input>')
	.attr({type: 'hidden', name: $(this).attr('name')})
	.appendTo(form);

	$(this).attr('tabindex', 2)
	.on('change', function() {
	hidden.val(this.type != 'checkbox' \|\| this.checked ? $(this).val() : '');
	})
	.change();
	});
	}

	// Use smart recipient inputs
	// This have to be after mail compose feature above
	$('[data-recipient-input]').each(function() { recipient_input(this); });

	// Image upload widget
	$('.image-upload').each(function() { image_upload_input(this); });

	// Add HTML/Plain switcher on top of textarea with TinyMCE editor
	$('textarea[data-html-editor]').each(function() { html_editor_init(this); });

	$('#dragmessage-menu,#dragcontact-menu').each(function() {
	rcmail.gui_object('dragmenu', this.id);
	});

	// Taskmenu items added by plugins do not use elastic classes (e.g help plugin)
	// it's for larry skin compat. We'll assign 'selected' and icon-specific class.
	$('#taskmenu > a').each(function() {
	if (/button-([a-z]+)/.test(this.className)) {
	var data, name = RegExp.$1,
	button = find_button(this.id);

	if (button && (data = button.data)) {
	if (data.sel) {
	data.sel = data.sel.replace('button-selected', 'selected') + ' ' + name;
	}

	if (data.act) {
	data.act += ' ' + name;
	}

	rcmail.buttons[button.command][button.index] = data;
	rcmail.init_button(button.command, data);
	}

	$(this).addClass(name);
	$('.button-inner', this).addClass('inner');
	}

	$(this).on('mouseover', function() { rcube_webmail.long_subject_title(this, 0, $('span.inner', this)); });
	});

	// Some plugins use 'listbutton' class, we'll replace it with 'button'
	$('.listbutton').each(function() {
	var button = find_button(this.id);

	$(this).addClass('button').removeClass('listbutton');

	if (button.data.sel) {
	button.data.sel = button.data.sel.replace('listbutton', 'button');
	}
	if (button.data.act) {
	button.data.act = button.data.act.replace('listbutton', 'button');
	}

	rcmail.buttons[button.command][button.index] = button.data;
	rcmail.init_button(button.command, button.data);
	});

	// buttons that should be hidden on small screen devices
	$('[data-hidden]').each(function() {
	var m, v = $(this).data('hidden'),
	parent = $(this).parent('li'),
	re = /(large\|big\|small\|phone\|lbs)/g;

	while (m = re.exec(v)) {
	$(parent.length ? parent : this).addClass('hidden-' + m[1]);
	}
	});

	// Modify normal checkboxes on lists so they are different
	// than those used for row selection, i.e. use icons
	$('[data-list]').each(function() {
	$('input[type=checkbox]', this).each(function() { pretty_checkbox(this); });
	});

	// Assign .formcontainer class to the iframe body, when it
	// contains .formcontent and .formbuttons.
	if (is_framed) {
	$('.formcontent').each(function() {
	if ($(this).next('.formbuttons').length) {
	$(this).parent().addClass('formcontainer');
	}
	});
	}

	// move "Download all attachments" button into a better location
	$('#attachment-list + a.zipdownload').appendTo('.header-links');

	if (ios = $('html').is('.ipad,.iphone')) {
	$('.iframe-wrapper, .scroller').addClass('ios-scroll');
	}

	if ($('html').filter('.ipad,.iphone,.webkit.mobile,.webkit.tablet').addClass('webkit-scroller').length) {
	$(layout.menu).addClass('webkit-scroller');
	}

	// Set .notree class on treelist widget update
	$('.treelist').each(function() {
	var list = this, callback = function() {
	$(list)[$('.treetoggle', list).length > 0 ? 'removeClass' : 'addClass']('notree');
	};

	if (window.MutationObserver) {
	(new MutationObserver(callback)).observe(list, {childList: true, subtree: true});
	}
	callback();

	// Add title with full folder name on hover
	// TODO: This should be done in another way, so if an entry is
	// added after page load it also works there.
	$('li.mailbox > a').on('mouseover', function() { rcube_webmail.long_subject_title_ex(this); });
	});
	};

	/**
	* Moves form buttons into the content frame actions toolbar (for mobile)
	*/
	function register_content_buttons(buttons)
	{
	// we need these buttons really only in phone mode
	if (/mode == 'phone' && / env.frame_nav && buttons && buttons.length) {
	var toolbar = env.frame_nav.children('.buttons');

	content_buttons = [];
	$.each(buttons, function() {
	if (this.data('target')) {
	content_buttons.push(this.data('target'));
	}
	});

	toolbar.html('').append(buttons);
	}
	};

	/**
	* Registers cloned button
	*/
	function register_cloned_button(old_id, new_id, active_class)
	{
	var button = find_button(old_id);
	if (button) {
	rcmail.register_button(button.command, new_id, button.data.type, active_class, button.data.sel);
	}
	};

	/**
	* Create a button clone for use in toolbar
	*/
	function create_cloned_button(target, menu_button, add_class, always_active)
	{
	var popup, click = true,
	button = $('<a>'),
	target_id = target.attr('id') \|\| new Date().getTime(),
	button_id = target_id + '-clone',
	btn_class = target[0].className + (add_class ? ' ' + add_class : '');

	if (!menu_button) {
	btn_class = btn_class.replace('btn-primary', 'primary').replace(/(btn[a-z-]*\|button\|disabled)/g, '').trim()
	btn_class += ' button' + (!always_active ? ' disabled' : '');
	}
	else if (popup = target.data('popup')) {
	button.data({popup: popup, 'toggle-button': target.data('toggle-button')});
	popup_init(button[0]);
	click = false;
	rcmail.register_menu_button(button[0], popup);
	}

	button.attr({id: button_id, href: '#', 'class': btn_class})
	.append($('<span class="inner">').text(target.text()));

	if (click) {
	button.on('click', function(e) { target.click(); });
	}

	if (is_framed && !menu_button) {
	button.data('target', target);
	frame_buttons.push($.extend({button_id: button_id}, find_button(target[0].id)));
	}
	else {
	// Register the button to get active state updates
	register_cloned_button(target_id, button_id, btn_class.replace(' disabled', ''));
	}

	return button;
	};

	/**
	* Finds an rcmail button
	*/
	function find_button(id)
	{
	var i, button, command;

	for (command in rcmail.buttons) {
	for (i = 0; i < rcmail.buttons[command].length; i++) {
	button = rcmail.buttons[command][i];
	if (button.id == id) {
	return {
	command: command,
	index: i,
	data: button
	};
	}
	}
	}
	};

	/**
	* Setup environment
	*/
	function layout_init()
	{
	// Initialize light/dark mode
	color_mode_init();

	// Select current layout element
	env.last_selected = $('#layout > div.selected')[0];
	if (!env.last_selected && layout.content.length) {
	$.each(['sidebar', 'list', 'content'], function() {
	if (layout[this].length) {
	env.last_selected = layout[this][0];
	layout[this].addClass('selected');
	return false;
	}
	});
	}

	// Register resize handler
	$(window).on('resize', function() {
	clearTimeout(env.resize_timeout);
	env.resize_timeout = setTimeout(function() { resize(); }, 25);
	});

	// Enable rcmail.open_window intercepting
	env.open_window = rcmail.open_window;
	rcmail.open_window = window_open;

	rcmail
	.addEventListener('message', message_displayed)
	.addEventListener('menu-open', menu_toggle)
	.addEventListener('menu-close', menu_toggle)
	.addEventListener('editor-init', tinymce_init)
	.addEventListener('autocomplete_create', rcmail_popup_init)
	.addEventListener('googiespell_create', rcmail_popup_init)
	.addEventListener('setquota', update_quota)
	.addEventListener('enable-command', enable_command_handler)
	.addEventListener('destroy-entity-selector', function(o) { menu_destroy(o.name); })
	.addEventListener('clonerow', pretty_checkbox_fix)
	.addEventListener('init', init);

	// Create floating action button(s)
	if ((layout.list.length \|\| layout.content.length) && is_mobile()) {
	var fabuttons = [];

	$('[data-fab]').each(function() {
	var button = $(this),
	task = button.data('fab-task') \|\| '*',
	action = button.data('fab-action') \|\| '*';

	if ((task == '*' \|\| task == rcmail.env.task)
	&& (action == '*' \|\| action == rcmail.env.action \|\| (action == 'none' && !rcmail.env.action))
	) {
	fabuttons.push(create_cloned_button(button, false, false, true));
	}
	});

	if (fabuttons.length) {
	$('<div class="floating-action-buttons">').append(fabuttons)
	.appendTo(layout.list.length ? layout.list : layout.content);
	}
	}

	// Initialize column resizers (must be after floating buttons)
	if (layout.sidebar.length) {
	splitter_init(layout.sidebar);
	}

	if (layout.list.length) {
	splitter_init(layout.list);
	}
	};

	/**
	* rcmail 'init' event handler
	*/
	function init()
	{
	// Additional functionality on list widgets
	$('[data-list]').filter('ul,table').each(function() {
	var table = $(this),
	list = table.data('list');

	if (rcmail[list] && rcmail[list].multiselect) {
	var repl, button,
	parent = table.parents('layout-sidebar,#layout-list,#layout-content').last(),
	header = parent.find('.header'),
	toolbar = header.find('ul');

	if (!toolbar.length) {
	toolbar = header;
	}
	else if (button = toolbar.find('a.select').data('toggle-button')) {
	button = $('#' + button);
	}

	// Enable checkbox selection on list widgets
	rcmail[list].enable_checkbox_selection();

	if (get_pref('list-selection') === true) {
	table.addClass('withselection');
	}

	// Add Select button to the list navigation bar
	if (!button) {
	button = $('<a>').attr({'class': 'button selection disabled', role: 'button', title: rcmail.gettext('select')})
	.on('click', function() { UI.toggle_list_selection(this, table.attr('id')); })
	.append($('<span class="inner">').text(rcmail.gettext('select')));

	if (toolbar.is('.menu')) {
	button.prependTo(toolbar).wrap('<li role="menuitem">');

	// Add a button to the content toolbar menu too
	if (layout.content) {
	var button2 = create_cloned_button(button, true, 'hidden-big hidden-large');
	$('<li role="menuitem">').append(button2).appendTo('#toolbar-menu');
	button = button.add(button2);
	}
	}
	else {
	if (repl = table.data('list-select-replace')) {
	$(repl).replaceWith(button);
	}
	else {
	button.appendTo(toolbar).addClass('icon');
	if (!parent.is('#layout-sidebar')) {
	button.addClass('toolbar-button');
	}
	}
	}
	}

	// Update Select button state on list update
	rcmail.addEventListener('listupdate', function(prop) {
	if (prop.list && prop.list == rcmail[list]) {
	if (prop.rowcount) {
	button.addClass('active').removeClass('disabled').attr('tabindex', 0);
	}
	else {
	button.removeClass('active').addClass('disabled').attr('tabindex', -1);
	}
	}
	});
	}

	// https://github.com/roundcube/elastic/issues/45
	// Draggable blocks scrolling on touch devices, we'll disable it there
	if (touch && rcmail[list]) {
	if (typeof rcmail[list].draggable == 'function') {
	rcmail[list].draggable('destroy');
	}
	else if (typeof rcmail[list].draggable == 'boolean') {
	rcmail[list].draggable = false;
	}

	// Also disable double-click to prevent from opening items
	// in a new page, and prevent from zoom issues (#7732)
	rcmail[list].dblclick_time = 0;
	}
	});

	// Display "List is empty..." on the list
	if (window.MutationObserver) {
	$('[data-label-msg]').filter('ul,table').each(function() {
	var info = $('<div class="listing-info hidden">').insertAfter(this),
	table = $(this),
	fn = function() {
	var ext, command,
	msg = table.data('label-msg'),
	list = table.is('ul') ? table : table.children('tbody');

	if (!rcmail.env.search_request && !rcmail.env.qsearch
	&& msg && !list.children(':visible').length
	) {
	ext = table.data('label-ext');
	command = table.data('create-command');

	if (ext && (!command \|\| rcmail.commands[command])) {
	msg += ' ' + ext;
	}

	info.text(msg).removeClass('hidden');
	return;
	}

	info.addClass('hidden');
	},
	callback = function() {
	// wait until the UI stops loading and the list is visible
	if (rcmail.busy \|\| !table.is(':visible')) {
	return setTimeout(callback, 250);
	}

	clearTimeout(env.list_timer);
	env.list_timer = setTimeout(fn, 50);
	};

	// show/hide the message when something changes on the list
	var observer = new MutationObserver(callback);
	observer.observe(table[0], {childList: true, subtree: true, attributes: true, attributeFilter: ['style']});

	// initialize the message
	callback();
	});
	}

	// Add menu link for each attachment
	if (rcmail.env.action != 'print') {
	$('#attachment-list > li').each(function() {
	attachmentmenu_append(this);
	});
	}

	var phone_confirmation = function(label) {
	if (mode == 'phone') {
	rcmail.display_message(rcmail.gettext(label), 'confirmation');
	}
	};

	rcmail.addEventListener('fileappended', function(e) {
	if (e.attachment.complete) {
	attachmentmenu_append(e.item);
	if (e.attachment.mimetype == 'text/vcard' && rcmail.commands['attach-vcard']) {
	phone_confirmation('vcard_attachments.vcardattached');
	}
	}
	})
	.addEventListener('managesieve.insertrow', function(o) { bootstrap_style(o.obj); })
	.addEventListener('add-recipient', function() { phone_confirmation('recipientsadded'); });

	rcmail.init_pagejumper('.pagenav > input');

	if (rcmail.task == 'mail') {
	if (rcmail.env.action == 'compose') {
	rcmail.addEventListener('compose-encrypted', function(e) {
	$("a.mode-html, button.attach").prop('disabled', e.active);
	$('a.attach, a.responses:not(.edit)')[e.active ? 'addClass' : 'removeClass']('disabled');
	});

	$('#layout-sidebar > .footer:not(.pagenav) > a.button').click(function() {
	if ($(this).is('.disabled')) {
	rcmail.display_message(rcmail.gettext('nocontactselected'), 'warning');
	}
	});

	// Update compose status bar on attachments list update
	if (window.MutationObserver) {
	var observer, list = $('#attachment-list'),
	status_callback = function() { compose_status('attach', list.children().length > 0); };

	observer = new MutationObserver(status_callback);
	observer.observe(list[0], {childList: true});
	status_callback();
	}
	}

	// In compose/preview window we do not provide "Back" button, instead
	// we modify the "Mail" button in the task menu to act like it (i.e. calls 'list' command)
	if (!rcmail.env.extwin && (rcmail.env.action == 'compose' \|\| rcmail.env.action == 'show')) {
	$('a.mail', layout.menu).attr({
	'aria-disabled': false,
	onclick: "return rcmail.command('list','',this,event);"
	});
	}

	// Append contact menu to all mailto: links
	if (rcmail.env.action == 'preview' \|\| rcmail.env.action == 'show') {
	$('a').filter('[href^="mailto:"]').each(function() {
	mailtomenu_append(this);
	});

	// restore headers view to last state
	headers_show();
	}
	}
	else if (rcmail.task == 'settings') {
	rcmail.addEventListener('identity-encryption-show', function(p) {
	bootstrap_style(p.container);
	});
	rcmail.addEventListener('identity-encryption-update', function(p) {
	bootstrap_style(p.container);
	});
	}

	rcmail.set_env({
	thread_padding: '1.5rem',
	// increase popup windows, so they do not switch to tablet mode
	popup_width_small: 1025,
	popup_width: 1200
	});

	// Update layout after initialization (again)
	// In devel mode we have to wait until all styles are applied by less
	if (rcmail.env.devel_mode && window.less) {
	less.pageLoadFinished.then(function() {
	resize();
	// Re-focus the focused input field on mail compose
	if (rcmail.env.compose_focus_elem) {
	$(rcmail.env.compose_focus_elem).focus();
	}
	});
	}
	else {
	resize();
	}

	// Add date format placeholder to datepicker inputs
	var func, format = rcmail.env.date_format_localized;
	if (format) {
	func = function(input) {
	$(input).filter('.datepicker').attr('placeholder', format);
	// also make selects pretty
	$(input).parent().find('select').each(function() { pretty_select(this); });
	};

	$('input.datepicker').each(function() { func(this); });
	rcmail.addEventListener('insert-edit-field', func);
	}
	};

	/**
	* Initializes light/dark mode
	*/
	function color_mode_init()
	{
	if (rcmail.env.action == 'print') {
	return;
	}

	- var pref,
	+ // We deliberately use only cookies here, not local storage
	+ var pref = rcmail.get_cookie('colorMode'),
	color_scheme = window.matchMedia('(prefers-color-scheme: dark)'),
	+ reset_cookie = function() {
	+ rcmail.set_cookie('colorMode', '', new Date()); // delete the cookie
	+ },
	switch_iframe_color_mode = function() {
	try {
	$(this.contentWindow.document).find('html')[color_mode == 'dark' ? 'addClass' : 'removeClass']('dark-mode');
	}
	catch(e) { /* ignore */ }
	},
	switch_color_mode = function() {
	if (color_mode == 'dark') {
	$('#taskmenu a.theme').removeClass('dark').addClass('light').find('span').text(rcmail.gettext('lightmode'));
	$('html').addClass('dark-mode');
	}
	else {
	$('#taskmenu a.theme').removeClass('light').addClass('dark').find('span').text(rcmail.gettext('darkmode'));
	$('html').removeClass('dark-mode');
	}

	screen_logo(mode);
	$('iframe').each(switch_iframe_color_mode);
	};

	+ if (rcmail.env.dark_mode_support === false) {
	+ if (pref == 'dark') {
	+ reset_cookie();
	+ $('iframe').each(switch_iframe_color_mode);
	+ }
	+ return;
	+ }
	+
	// Add onclick action to the menu button
	$('#taskmenu a.theme').on('click', function() {
	color_mode = $(this).is('.dark') ? 'dark' : 'light';
	switch_color_mode();
	rcmail.set_cookie('colorMode', color_mode);
	});

	// Note: this does not work in IE and Safari
	color_scheme.addListener(function(e) {
	color_mode = e.matches ? 'dark' : 'light';
	switch_color_mode();
	- rcmail.set_cookie('colorMode', '', new Date()); // delete the cookie
	+ reset_cookie();
	});

	- // We deliberately use only cookies here, not local storage
	- if (pref = rcmail.get_cookie('colorMode')) {
	+ if (pref) {
	color_mode = pref;
	}
	else if (color_scheme.matches) {
	color_mode = 'dark';
	}

	switch_color_mode();

	$('iframe').on('load', switch_iframe_color_mode);
	};

	/**
	* Apply bootstrap classes to html elements
	*/
	function bootstrap_style(context)
	{
	if (!context) {
	context = document;
	}

	// Buttons
	$('input.button,button', context).not('.btn').addClass('btn').not('.btn-primary,.primary,.mainaction').addClass('btn-secondary');
	$('input.button.mainaction,button.primary,button.mainaction', context).addClass('btn-primary');
	$('button.btn.delete,button.btn.discard', context).addClass('btn-danger');

	$.each(['warning', 'error', 'information', 'confirmation'], function() {
	var type = this;
	$('.box' + type + ':not(.ui.alert)', context).each(function() {
	alert_style(this, type, true);
	});
	});

	// Convert structure of single dialogs (one input or just an image),
	// e.g. group create, attachment rename where we use <label>Label<input></label>
	if (context != document && $('.popup', context).children().length == 1) {
	var content = $('.popup', context).children().first();
	if (content.is('img')) {
	$('.popup', context).addClass('justified');
	}
	else if (content.is('label')) {
	var input = content.find('input').detach(),
	label = content.detach(),
	id = input.attr('id');

	if (!id) {
	input.attr('id', id = 'dialog-input-elastic');
	}

	$('.popup', context).addClass('formcontent').append(
	$('<div class="form-group row">')
	.append(label.attr('for', id).addClass('col-sm-2 col-form-label'))
	.append($('<div class="col-sm-10">').append(input))
	);

	input.focus();
	}
	}

	// Forms
	var supported_controls = 'input:not(.button,.no-bs,[type=button],[type=radio],[type=checkbox],[type=file]),textarea';
	$(supported_controls, $('.propform', context)).addClass('form-control');
	$('[type=checkbox]', $('.propform', context)).addClass('form-check-input');

	// Note: On selects we add form-control to get consistent focus
	// and to not have to create separate rules for selects and inputs
	$('select', context).addClass('form-control custom-select');

	if (context != document) {
	$(supported_controls, context).addClass('form-control');
	}

	$('table.propform', context).each(function() {
	var text_rows = 0, form_rows = 0;
	var col_sizes = ['sm', 4, 8];

	if ($(this).attr('class').match(/cols-([a-z]+)-(\d)-(\d)/)) {
	col_sizes = [RegExp.$1, RegExp.$2, RegExp.$3];
	}

	$(this).find('> tbody > tr, > tr').each(function() {
	var first, last, row = $(this),
	row_classes = ['form-group', 'row'],
	cells = row.children('td');

	if (cells.length == 2) {
	first = cells.first();
	last = cells.last();

	$('label', first).addClass('col-form-label');
	first.addClass('col-' + col_sizes[0] + '-' + col_sizes[1]);
	last.addClass('col-' + col_sizes[0] + '-' + col_sizes[2]);

	if (last.find('[type=checkbox]').length == 1 && !last.find('.proplist').length) {
	row_classes.push('form-check');

	if (last.find('a').length) {
	row_classes.push('with-link');
	}

	form_rows++;
	}
	else if (!last.find('input:not([type=hidden]),textarea,radio,select').length) {
	last.addClass('form-control-plaintext');
	text_rows++;
	}
	else {
	form_rows++;
	}

	// style some multi-input fields
	if (last.children('.datepicker') && last.children('input').length == 2) {
	last.addClass('datetime');
	}
	}
	else if (cells.length == 1) {
	cells.css('width', '100%');
	}

	row.addClass(row_classes.join(' '));
	});

	if (text_rows > form_rows) {
	$(this).addClass('text-only');
	}
	});

	// Special input + anything entry
	$('td.input-group', context).each(function() {
	$(this).children().slice(1).addClass('input-group-append');
	});

	// Other forms, e.g. Contact advanced search
	$('fieldset.propform:not(.grouped) div.row', context).each(function() {
	var has_input = $('input:not([type=hidden]),select,textarea', this).length > 0;

	if (has_input) {
	$(supported_controls, this).addClass('form-control');
	}

	$(this).children().last().addClass('col-sm-8' + (!has_input ? ' form-control-plaintext' : ''));
	$(this).children().first().addClass('col-sm-4 col-form-label');
	$(this).addClass('form-group');
	});

	// Contact info/edit form
	$('fieldset.propform.grouped fieldset', context).each(function() {
	$('.row', this).each(function() {
	var label, first,
	has_input = $('input,select,textarea', this).length > 0,
	items = $(this).children();

	if (has_input) {
	$(supported_controls, this).addClass('form-control');
	}

	if (items.length < 2) {
	return;
	}

	first = items.first();
	if (first.is('select')) {
	first.addClass('input-group-prepend');
	}
	else {
	first.wrap('<span class="input-group-prepend">').addClass('input-group-text');
	}

	if (!has_input) {
	items.last().addClass('form-control-plaintext');
	}

	$('.content', this).addClass('input-group-prepend input-group-append input-group-text');
	$('a.deletebutton', this).addClass('input-group-text icon delete').wrap('<span class="input-group-append">');
	$(this).addClass('input-group');
	});
	});

	// Advanced options form
	$('fieldset.advanced', context).each(function() {
	var table = $(this).children('.propform').first();
	table.wrap($('<div>').addClass('collapse'));
	$(this).children('legend').first().addClass('closed').on('click', function() {
	table.parent().collapse('toggle');
	$(this).toggleClass('closed');
	});
	});

	// Other forms, e.g. Insert response
	$('.propform > .prop.block:not(.row)', context).each(function() {
	$(this).addClass('form-group row').each(function() {
	$('label', this).addClass('col-form-label').wrap($('<div class="col-sm-4">'));
	$('input,select,textarea', this).wrap($('<div class="col-sm-8">'));
	$(supported_controls, this).addClass('form-control');
	});
	});

	$('td.rowbuttons > a', context).addClass('btn');

	// Testing Bootstrap Tabs on contact info/edit page
	// Tabs do not scale nicely on very small screen, so can be used
	// only with small number of tabs with short text labels
	$('form.tabbed,div.tabbed', context).each(function(idx, item) {
	var tabs = [], nav = $('<ul>').attr({'class': 'nav nav-tabs', role: 'tablist'});

	$(this).addClass('tab-content').children('fieldset').each(function(i, fieldset) {
	var tab, id = fieldset.id \|\| ('tab' + idx + '-' + i),
	tab_class = $(fieldset).data('navlink-class');

	$(fieldset).addClass('tab-pane').attr({id: id, role: 'tabpanel'});

	tab = $('<li>').addClass('nav-item').append(
	$('<a>').addClass('nav-link' + (tab_class ? ' ' + tab_class : ''))
	.attr({role: 'tab', 'href': '#' + id})
	.text($('legend', fieldset).first().text())
	.click(function(e) {
	$(this).tab('show');
	// Because we return false we have to close popups
	popups_close(e);
	// Returning false here prevents from strange scrolling issue
	// when the form is in an iframe, e.g. contact edit form
	return false;
	})
	);

	$('legend', fieldset).first().hide();
	tabs.push(tab);
	});

	// create the navigation bar
	nav.append(tabs).insertBefore(item);
	// activate the first tab
	$('a.nav-link', nav).first().click();
	});

	$('input[type=file]:not(.custom-file-input)', context).each(function() {
	var label_text = rcmail.gettext('choosefile' + (this.multiple ? 's' : '')),
	label = $('<label>').attr({'class': 'custom-file-label',
	'data-browse': rcmail.gettext('browse')}).text(label_text);

	$(this).addClass('custom-file-input').wrap('<div class="custom-file">');
	$(this).on('change', function() {
	var text = label_text;
	if (this.files.length) {
	text = this.files[0].name;
	if (this.files.length > 1) {
	text += ', ...';
	}
	}

	// Note: We don't use label variable to allow cloning of the input
	$(this).next().text(text);
	})
	.parent().append(label);
	});

	// Make tables prettier
	$('table:not(.table,.compact-table,.propform,.listing,.ui-datepicker-calendar)', context)
	.filter(function() {
	// exclude direct propform children and external content
	return !$(this).parent().is('.propform')
	&& !$(this).parents('#message-header,.message-htmlpart,.message-partheaders,.boxinformation,.raw-tables').length;
	})
	.each(function() {
	// TODO: Consider implementing automatic setting of table-responsive on window resize
	var table = $(this).addClass('table');
	table.parent().addClass('table-responsive-sm');
	table.find('thead').addClass('thead-default');
	});

	// The same for some other checkboxes
	// We do this here, not in setup() because we want to cover dialogs
	$('input.pretty-checkbox, .propform input[type=checkbox], .form-check input[type=checkbox], .popupmenu.form input[type=checkbox], .menu input[type=checkbox]', context)
	.each(function() { pretty_checkbox(this); });

	// Also when we add action-row of the form, e.g. Managesieve plugin adds them after the page is ready
	if ($(context).is('.actionrow')) {
	$('input[type=checkbox]', context).each(function() { pretty_checkbox(this); });
	}

	// Input-group combo is an element with a select field on the left
	// and input(s) on right, and where the whole right side can be hidden
	// depending on the select position. This code fixes border radius on select
	$('.input-group-combo > select', context).first().on('change', function() {
	var select = $(this),
	fn = function() {
	select[select.next().is(':visible') ? 'removeClass' : 'addClass']('alone');
	};

	setTimeout(fn, 50);
	setTimeout(fn, 2000); // for devel mode
	}).trigger('change');

	// Make message-objects alerts pretty (the same as UI alerts)
	$('#message-objects', context).children(':not(.ui.alert)').add('.part-notice').each(function() {
	// message objects with notice class are really warnings
	var cl = String($(this).removeClass('notice part-notice').attr('class')).split(/\s/)[0] \|\| 'warning';
	alert_style(this, cl);
	$(this).addClass('box' + cl);
	$('a', this).addClass('btn btn-primary btn-sm');
	});

	// Form validation errors (managesieve plugin)
	$('.error', context).addClass('is-invalid');

	// Make logon form prettier
	if (rcmail.env.task == 'login' && context == document) {
	$('#rcmloginsubmit').addClass('btn-lg text-uppercase w-100');
	$('#rcmloginoauth').addClass('btn btn-secondary btn-lg w-100');
	$('#login-form table tr').each(function() {
	var input = $('input,select', this),
	label = $('label', this),
	icon_name = input.data('icon'),
	icon = $('<i>').attr('class', 'input-group-text icon ' + input.attr('name').replace('_', ''));

	if (icon_name) {
	icon.addClass(icon_name);
	}

	$(this).addClass('form-group row');
	label.parent().css('display', 'none');
	input.addClass(input.is('select') ? 'custom-select' : 'form-control')
	.attr('placeholder', label.text())
	.before($('<span class="input-group-prepend">').append(icon))
	.parent().addClass('input-group input-group-lg');
	});
	}

	$('select:not([multiple])', context).each(function() { pretty_select(this); });
	};

	/**
	* Initializes popup menus
	*/
	function dropdowns_init()
	{
	$('[data-popup]').each(function() { popup_init(this); });

	$(document).on('click', popups_close);
	rcube_webmail.set_iframe_events({mousedown: popups_close, touchstart: popups_close});
	};

	/**
	* Init content frame
	*/
	function content_frame_init()
	{
	if (!layout.list.length) {
	return;
	}

	var last_selected = env.last_selected,
	title_reset = function(title) {
	if (typeof title !== 'string' \|\| !title.length) {
	title = $('h1.voice').text() \|\| $('title').text() \|\| '';
	}

	layout.content.find('.header > .header-title').text(title);
	};

	// display or reset the content frame
	var common_content_handler = function(e, href, show, title)
	{
	if (is_mobile() && env.frame_nav) {
	content_frame_navigation(href, e);
	}

	if (show && !layout.content.is(':visible')) {
	env.last_selected = layout.content[0];
	}
	else if (!show && env.last_selected != last_selected && !env.content_lock) {
	env.last_selected = last_selected;
	}

	screen_resize();

	title_reset(title && show ? title : null);

	env.content_lock = false;
	};

	var common_list_handler = function(e) {
	if (mode != 'large' && !env.content_lock && e.force) {
	show_list();
	}

	env.content_lock = false;

	// display current folder name in list header
	if (e.title) {
	$('.header > .header-title', layout.list).text(e.title);
	}
	};

	var list_handler = function(e) {
	var args = {};

	if (rcmail.env.task == 'addressbook' \|\| rcmail.env.task == 'mail') {
	args.force = true;
	}

	// display current folder name in list header
	if (rcmail.env.task == 'mail' && !rcmail.env.action) {
	var name = $.type(e) == 'string' ? e : rcmail.env.mailbox,
	folder = rcmail.env.mailboxes[name];

	args.title = folder ? folder.name : '';
	}

	common_list_handler(args);
	};

	// when loading content-frame in small-screen mode display it
	layout.content.find('iframe').on('load', function(e) {
	var win, href = '', show = true;

	// Reset the scroll position of the iframe-wrapper
	$(this).parent('.iframe-wrapper').scrollTop(0);

	try {
	win = e.target.contentWindow;
	href = win.location.href;
	show = !href.endsWith(rcmail.env.blankpage);

	// Reset title back to the default
	$(win).on('unload', title_reset);
	}
	catch(e) { /* ignore */ }

	common_content_handler(e, href, show);
	});

	rcmail
	.addEventListener('afterlist', list_handler)
	.addEventListener('afterlistgroup', list_handler)
	.addEventListener('afterlistsearch', list_handler)
	// plugins
	.addEventListener('show-list', function(e) {
	e.force = true;
	common_list_handler(e);
	})
	.addEventListener('show-content', function(e) {
	if (e.obj && !$(e.obj).is('iframe')) {
	$(e.scrollElement \|\| e.obj).scrollTop(0);
	if (is_mobile()) {
	iframe_loader(e.obj);
	}
	}

	common_content_handler(e.event \|\| new Event, '_action=' + (e.mode \|\| 'edit'), true, e.title);
	});
	};

	/**
	* Content frame navigation
	*/
	function content_frame_navigation(href, event)
	{
	// Don't display navigation for create/add action frames
	if (href.match(/_action=(create\|add)/) \|\| href.match(/_nav=hide/)) {
	$(env.frame_nav).addClass('hide-nav-buttons');
	return;
	}

	var node, uid, list, _list = $('[data-list]', layout.list).data('list');

	if (!_list \|\| !(list = rcmail[_list])) {
	// hide navbar if there are no visible buttons, e.g. Help plugin UI
	if ($(env.frame_nav).is('.hide-nav-buttons') && !$('.buttons', env.frame_nav).children().length) {
	$(env.frame_nav).addClass('hidden');
	}
	return;
	}

	$(env.frame_nav).removeClass('hide-nav-buttons hidden');

	// expand collapsed row so we do not skip the whole thread
	// TODO: Unified interface for list and treelist widgets
	if (uid = list.get_single_selection()) {
	if (list.rows && list.rows[uid] && !list.rows[uid].expanded) {
	list.expand_row(event, uid);
	}
	else if (list.get_node && (node = list.get_node(uid)) && node.collapsed) {
	list.expand(uid);
	}
	}

	var prev, next,
	frame = $('#' + rcmail.env.contentframe),
	next_button = $('a.button.next', env.frame_nav).off('click').addClass('disabled'),
	prev_button = $('a.button.prev', env.frame_nav).off('click').addClass('disabled');

	if ((next = list.get_next()) \|\| rcmail.env.current_page < rcmail.env.pagecount) {
	next_button.removeClass('disabled').on('click', function() {
	env.content_lock = true;
	iframe_loader(frame);

	if (next) {
	list.select(next);
	}
	else {
	rcmail.env.list_uid = 'FIRST';
	rcmail.command('nextpage');
	}
	});
	}

	if (((prev = list.get_prev()) && (prev != '*' \|\| _list != 'subscription_list')) \|\| rcmail.env.current_page > 1) {
	prev_button.removeClass('disabled').on('click', function() {
	env.content_lock = true;
	iframe_loader(frame);

	if (prev) {
	list.select(prev);
	}
	else {
	rcmail.env.list_uid = 'LAST';
	rcmail.command('previouspage');
	}
	});
	}
	};

	/**
	* Handler for editor-init event
	*/
	function tinymce_init(o)
	{
	var onload = [],
	is_editor = $('#' + o.id).parent().is('.html-editor');

	// Enable autoresize plugin
	o.config.plugins += ' autoresize';

	if (is_touch()) {
	// Use minimalistic toolbar
	o.config.toolbar = 'undo redo \| link image styleselect';
	}

	if (rcmail.task == 'mail' && rcmail.env.action == 'compose') {
	var floating = false,
	form = $('#compose-content > form'),
	keypress = function(e) {
	if (e.key == 'Tab' && e.shiftKey) {
	$('#compose-content > form').scrollTop(0);
	}
	};

	// Shift+Tab on mail compose editor scrolls the page to the top
	onload.push(function(ed) {
	ed.on('keypress', keypress);
	});

	$('#composebody').on('keypress', keypress);

	// Keep the editor toolbar on top of the screen on scroll
	form.on('scroll', function() {
	var container = $('.tox-editor-container', form),
	toolbar = container.find('.tox-toolbar-overlord'),
	editor_offset = container.offset(),
	header_top = form.offset().top;

	if (editor_offset && (editor_offset.top - header_top < 0)) {
	toolbar.css({position: 'fixed', top: header_top + 'px', width: container.width() + 'px'});
	floating = true;
	}
	else {
	// Focusing the subject when scrolling back to the top fixes
	// an annoying bouncing scrollbar bug (#8046)
	if (floating) {
	$('#compose-subject').focus();
	floating = false;
	}
	toolbar.css({position: 'relative', top: 0, width: 'auto'})
	}
	});

	$(window).resize(function() { form.trigger('scroll'); });
	}

	if (is_editor) {
	o.config.toolbar = 'plaintext \| ' + o.config.toolbar;
	// Use setup_callback, we can't use editor-load event
	o.config.setup_callback = function(ed) {
	ed.ui.registry.addButton('plaintext', {
	tooltip: rcmail.gettext('plaintoggle'),
	icon: 'close',
	onAction: function(e) {
	if (rcmail.command('toggle-editor', {id: ed.id, html: false}, '', e.originalEvent)) {
	$('#' + ed.id).parent().removeClass('ishtml');
	}
	}
	});
	};
	}

	// Add styling for TinyMCE dialogs
	onload.push(function(ed) {
	ed.on('OpenWindow', function(e) {
	var dialog = $('.tox-dialog:last')[0],
	callback = function(e) {
	var body = $(dialog).find('.tox-dialog__body'),
	foot = $(dialog).find('.tox-dialog__footer'),
	buttons = foot.find('button');

	if (!e) {
	// Fix icons in Find and Replace dialog footer
	if (buttons.length === 4) {
	body.closest('.tox-dialog').addClass('tox-search-dialog');
	}
	// Switch Save and Cancel buttons order
	else if (buttons.length == 2) {
	buttons.first().insertAfter(buttons[1]);
	}

	// TODO: Styling form elements does not work well because of
	// https://github.com/tinymce/tinymce/issues/4867
	// also https://github.com/tinymce/tinymce/issues/4869
	}

	body.find('.tox-checkbox > input').each(function() { pretty_checkbox(this); });
	body.find('.tox-textarea,.tox-textfield').addClass('form-control');
	};

	// TODO: Maybe some day we'll not have to use MutationObserver
	// https://github.com/tinymce/tinymce/issues/4869
	if (window.MutationObserver) {
	(new MutationObserver(callback)).observe($('.tox-dialog__body-content', dialog)[0], {childList: true});
	}
	callback();
	});
	});

	rcmail.addEventListener('editor-load', function(e) {
	$.each(onload, function() { this(e.ref.editor); });
	});
	};

	function datepicker_init(datepicker)
	{
	// Datepicker widget improvements: overlay element, styling updates on calendar element update
	// The widget does not provide any event system, so we use MutationObserver
	if (window.MutationObserver) {
	$(datepicker).not('[data-observed]').each(function() {
	var overlay, hidden = true,
	win = is_framed ? parent : window,
	callback = function(data) {
	$.each(data, function(i, v) {
	// add/remove overlay on widget show/hide
	if (v.type == 'attributes') {
	var is_hidden = $(v.target).attr('aria-hidden') == 'true';
	if (is_hidden != hidden) {
	if (!is_hidden) {
	overlay = $('<div>').attr('class', 'ui-widget-overlay datepicker')
	.appendTo(win.document.body)
	.click(function(e) {
	$(this).remove();
	if (is_framed) {
	$.datepicker._hideDatepicker();
	}
	});
	}
	else if (overlay) {
	overlay.remove();
	}
	hidden = is_hidden;
	}
	}
	else if (v.addedNodes.length) {
	// apply styles when widget content changed
	win.UI.bootstrap_style(v.target);

	// Month/Year change handlers do not work from parent, fix it
	if (is_framed) {
	win.$('select.ui-datepicker-month', v.target).on('change', function() {
	$.datepicker._selectMonthYear($.datepicker._lastInput, this, "M");
	});
	win.$('select.ui-datepicker-year', v.target).on('change', function() {
	$.datepicker._selectMonthYear($.datepicker._lastInput, this, "Y");
	});
	}
	}
	});
	};

	$(this).attr('data-observed', '1');

	if (is_framed) {
	// move the datepicker to parent window
	$(this).detach().appendTo(parent.document.body);

	// create fake element, so the valid one is not removed by datepicker code
	$('<div id="ui-datepicker-div" class="hidden">').appendTo(document.body);
	}

	(new MutationObserver(callback)).observe(this, {childList: true, subtree: false, attributes: true, attributeFilter: ['aria-hidden']});
	});
	}
	};

	function toggle_list_selection(obj, list_id)
	{
	if ($(obj).is('.active')) {
	set_pref(
	'list-selection',
	$('#' + list_id).toggleClass('withselection').is('.withselection')
	);
	}
	};

	/**
	* Handler for some Roundcube core popups
	*/
	function rcmail_popup_init(o)
	{
	// Add some common styling to the autocomplete/googiespell popups
	$('ul', o.obj).addClass('menu listing iconized');
	$(o.obj).addClass('popupmenu popover');
	bootstrap_style(o.obj);

	// for googiespell list
	$('input', o.obj).addClass('form-control');

	// Modify the googiespell menu on mobile
	if (is_mobile() && $(o.obj).is('.googie_window')) {
	// Set popup Close title
	var title = rcmail.gettext('close'),
	class_name = 'button icon cancel',
	close_link = $('<a>').attr('class', class_name).text(title)
	.click(function(e) {
	e.stopPropagation();
	$('.popover-overlay').remove();
	$(o.obj).hide();
	});

	$('<h3 class="popover-header">').append(close_link).prependTo(o.obj);

	// add overlay element for phone layout
	if (!$('.popover-overlay').length) {
	$('<div>').attr('class', 'popover-overlay')
	.appendTo('body')
	.click(function() { $(this).remove(); });
	}

	$('ul,button', o.obj).click(function(e) {
	if (!$(e.target).is('input')) {
	$('.popover-overlay').remove();
	}
	});
	}
	};

	/**
	* Handler for 'enable-command' event
	*/
	function enable_command_handler(args)
	{
	if (is_framed) {
	$.each(frame_buttons, function(i, button) {
	if (args.command == button.command) {
	parent.$('#' + button.button_id)[args.status ? 'removeClass' : 'addClass']('disabled');
	}
	});
	}

	if (rcmail.task == 'mail') {
	switch (args.command) {
	case 'reply-list':
	if (rcmail.env.reply_all_mode == 1) {
	var label = rcmail.gettext(args.status ? 'replylist' : 'replyall');
	$('.toolbar a.reply-all').attr('title', label).find('.inner').text(label);
	}
	break;

	case 'compose-encrypted':
	// show the toolbar button for Mailvelope
	$('.toolbar a.encrypt').parent().show();
	break;

	case 'compose-encrypted-signed':
	// enable selector for encrypt and sign
	$('#encryption-menu-button').show();
	break;
	}
	}
	};

	/**
	* screen mode
	*/
	function screen_mode()
	{
	var size, width = $(window).width();

	if (width <= 480)
	size = 'phone';
	else if (width > 1200)
	size = 'large';
	else if (width > 768)
	size = 'normal';
	else
	size = 'small';

	touch = width <= 1024;
	mode = size;
	};

	/**
	* Get current screen mode
	*/
	function get_screen_mode()
	{
	return mode;
	};

	/**
	* Window resize handler
	* Does layout reflows e.g. on screen orientation change
	*/
	function resize()
	{
	var mobile;

	screen_mode();
	screen_resize();
	screen_resize_html();

	// disable ext-windows and other features
	if (mobile = is_mobile()) {
	rcmail.set_env(env.small_screen_config);
	rcmail.enable_command('extwin', false);
	}
	else {
	rcmail.set_env(env.config);
	rcmail.enable_command('extwin', true);
	}

	// Hide content frame buttons on small devices (with frame toolbar in parent window)
	$.each(content_buttons, function() { $(this)[mobile ? 'hide' : 'show'](); });

	rcmail.triggerEvent('skin-resize', { mode: mode })
	};

	function screen_resize()
	{
	if (is_framed && !layout.sidebar.length && !layout.list.length) {
	screen_resize_headers();
	return;
	}

	switch (mode) {
	case 'phone': screen_resize_phone(); break;
	case 'small': screen_resize_small(); break;
	case 'normal': screen_resize_normal(); break;
	case 'large': screen_resize_large(); break;
	}

	screen_logo(mode);
	screen_resize_headers();

	// On iOS and Android the content frame height is never correct, fix it.
	// Actually I observed the issue on my old iPad with iOS 9.3.
	if (bw.webkit && bw.ipad && bw.agent.match(/OS 9/)) {
	$('.iframe-wrapper').each(function() {
	var h = $(this).height();
	if (h) {
	$(this).children('iframe').height(h);
	}
	});
	}
	};

	/**
	* Assigns layout-* and touch-mode class to the 'html' element
	*
	* If we're inside an iframe that is small we have to
	* check if the parent window is also small (mobile).
	* We use that e.g. to still display desktop-like popovers in dialogs
	*/
	function screen_resize_html()
	{
	var meta = layout_metadata(),
	html = $(document.documentElement);

	if (html[0].className.match(/layout-([a-z]+)/)) {
	if (RegExp.$1 != meta.mode) {
	html.removeClass('layout-' + RegExp.$1)
	.addClass('layout-' + meta.mode);
	}
	}
	else {
	html.addClass('layout-' + meta.mode);
	}

	if (meta.touch && !html.is('.touch')) {
	html.addClass('touch');
	}
	else if (!meta.touch && html.is('.touch')) {
	html.removeClass('touch');
	}
	};

	function screen_logo(mode)
	{
	var logos = rcmail.env.additional_logos;
	if (logos) {
	// Store default logo path if not already set
	if (!$('#logo').data('src-default')) {
	$('#logo').data('src-default', $('#logo').attr('src'));
	}

	if (mode == 'phone' && logos['small']) {
	$('#logo').attr('src', logos['small']);
	}
	else if (mode == 'phone' && color_mode == 'dark' && logos['small-dark']) {
	$('#logo').attr('src', logos['small-dark']);
	}
	else if (color_mode == 'dark' && logos['dark']) {
	$('#logo').attr('src', logos['dark']);
	}
	else {
	$('#logo').attr('src', $('#logo').data('src-default'));
	}
	}
	}

	/**
	* Sets left and right margin to the header title element to make it
	* properly centered depending on the number of buttons on both sides
	*/
	function screen_resize_headers()
	{
	$('#layout > div > .header').each(function() {
	var title, right = 0, left = 0, padding = 0,
	sizes = {left: 0, right: 0};

	$(this).children(':visible:not(.position-absolute)').each(function() {
	if (!title && $(this).is('.header-title')) {
	title = $(this);
	return;
	}

	sizes[title ? 'right' : 'left'] += this.offsetWidth;
	});

	if (padding + sizes.right >= sizes.left) {
	right = 0;
	left = sizes.right + padding - sizes.left;
	}
	else {
	left = 0;
	right = sizes.left - (padding + sizes.right);
	}

	$(title).css({
	'margin-right': right + 'px',
	'margin-left': left + 'px',
	'padding-right': padding + 'px'
	});
	});
	};

	function screen_resize_phone()
	{
	screen_resize_small_all();
	app_menu(false);
	};

	function screen_resize_small()
	{
	screen_resize_small_all();
	app_menu(true);
	};

	function screen_resize_normal()
	{
	var show;

	if (layout.list.length) {
	show = layout.list.is(env.last_selected) \|\| (!layout.sidebar.is(env.last_selected) && !layout.sidebar.is('.layout-sticky'));
	layout.list[show ? 'removeClass' : 'addClass']('hidden');
	}
	if (layout.sidebar.length) {
	show = !layout.list.length \|\| layout.sidebar.is(env.last_selected) \|\| layout.sidebar.is('.layout-sticky');
	layout.sidebar[show ? 'removeClass' : 'addClass']('hidden');
	}

	layout.content.removeClass('hidden');
	app_menu(true);
	screen_resize_small_none();

	if (layout.list.length) {
	$('.header > ul.menu', layout.list).addClass('popupmenu');
	}
	};

	function screen_resize_large()
	{
	$.each(layout, function(name, item) { item.removeClass('hidden'); });

	screen_resize_small_none();

	if (layout.list) {
	$('.header > ul.menu.popupmenu', layout.list).removeClass('popupmenu');
	}
	};

	function screen_resize_small_all()
	{
	var show, got_content = false;

	if (layout.content.length) {
	show = got_content = layout.content.is(env.last_selected);
	layout.content[show ? 'removeClass' : 'addClass']('hidden');
	$('.header > ul.menu', layout.content).addClass('popupmenu');
	}

	if (layout.list.length) {
	show = !got_content && layout.list.is(env.last_selected);
	layout.list[show ? 'removeClass' : 'addClass']('hidden');
	$('.header > ul.menu', layout.list).addClass('popupmenu');
	}

	if (layout.sidebar.length) {
	show = !got_content && (layout.sidebar.is(env.last_selected) \|\| !layout.list.length);
	layout.sidebar[show ? 'removeClass' : 'addClass']('hidden');
	}

	if (got_content) {
	buttons.back_list.show();
	}
	};

	function screen_resize_small_none()
	{
	buttons.back_list.filter(function() { return $(this).parents('#layout-sidebar').length == 0; }).hide();
	$('ul.menu.popupmenu').removeClass('popupmenu');
	};

	function show_content(unsticky)
	{
	// show sidebar and hide list
	layout.list.addClass('hidden');
	layout.sidebar.addClass('hidden');
	layout.content.removeClass('hidden');

	if (unsticky) {
	layout.sidebar.removeClass('layout-sticky');
	}

	screen_resize_headers();
	env.last_selected = layout.content[0];
	};

	function show_sidebar(sticky)
	{
	// show sidebar and hide list
	layout.list.addClass('hidden');
	layout.sidebar.removeClass('hidden');

	if (sticky) {
	layout.sidebar.addClass('layout-sticky');
	}

	if (mode == 'small' \|\| mode == 'phone') {
	layout.content.addClass('hidden');
	}

	screen_resize_headers();
	env.last_selected = layout.sidebar[0];
	};

	function show_list(scroll)
	{
	if (!layout.list.length && !layout.sidebar.length) {
	history.back();
	}
	else {
	// show list and hide sidebar and content
	layout.sidebar.addClass('hidden').removeClass('layout-sticky');
	layout.list.removeClass('hidden');

	if (mode == 'small' \|\| mode == 'phone') {
	hide_content();
	}

	if (scroll) {
	layout.list.children('.scroller').scrollTop(0);
	}

	env.last_selected = layout.list[0];
	}

	screen_resize_headers();
	};

	function hide_content()
	{
	// show sidebar or list, hide content frame
	env.last_selected = layout.list[0] \|\| layout.sidebar[0];
	screen_resize();

	// reset content frame, so we can load it again
	rcmail.show_contentframe(false);

	// now we have to unselect selected row on the list
	$('[data-list]', layout.list).each(function() {
	var list = $(this).data('list');
	if (rcmail[list]) {
	if (rcmail[list].clear_selection) {
	rcmail[list].clear_selection(); // list widget
	}
	else if (rcmail[list].select) {
	rcmail[list].select(); // treelist widget
	}
	}
	});
	};

	// show menu widget
	function app_menu(show)
	{
	if (show) {
	if (mode == 'phone') {
	$('<div id="menu-overlay" class="popover-overlay">')
	.on('click', function() { app_menu(false); })
	.appendTo('body');

	if (!env.menu_initialized) {
	env.menu_initialized = true;
	$('a', layout.menu).on('click', function(e) { if (mode == 'phone') app_menu(); });
	}

	layout.menu.addClass('popover');
	}

	layout.menu.removeClass('hidden');
	}
	else {
	$('#menu-overlay').remove();
	layout.menu.addClass('hidden').removeClass('popover');
	}
	};

	/**
	* Triggered when a UI message is displayed
	*/
	function message_displayed(p)
	{
	if (p.type == 'loading' && $('.iframe-loader:visible').length) {
	// hide original message object, we don't need two "loaders"
	rcmail.hide_message(p.object);
	return;
	}

	alert_style(p.object, p.type, true);
	$(p.object).attr('role', 'alert');
	};

	/**
	* Applies some styling and icon to an alert object
	*/
	function alert_style(object, type, wrap)
	{
	var tmp, classes = 'ui alert',
	addicon = !$(object).is('.noicon'),
	map = {
	information: 'alert-info',
	notice: 'alert-info',
	confirmation: 'alert-success',
	warning: 'alert-warning',
	error: 'alert-danger',
	loading: 'alert-info loading',
	uploading: 'alert-info loading',
	vcardattachment: 'alert-info' // vcard_attachments plugin
	};

	// we need the content to be non-text node for best alignment
	if (wrap && addicon && !$(object).is('.aligned-buttons')) {
	$(object).html($('<span>').html($(object).html()));
	}

	// Type can be e.g. 'notice chat'
	type = type.split(' ')[0];

	if (tmp = map[type]) {
	classes += ' ' + tmp;
	if (addicon) {
	$('<i>').attr('class', 'icon').prependTo(object);
	}
	}

	$(object).addClass(classes);
	};

	/**
	* Set UI dialogs size/style depending on screen size
	*/
	function dialog_open(dialog)
	{
	var me = $(dialog.uiDialog),
	width = me.width(),
	height = me.height(),
	maxWidth = $(window).width(),
	maxHeight = $(window).height();

	if (maxWidth <= 480) {
	me.css({width: '100%', height: '100%'});
	}
	else {
	if (height > maxHeight) {
	me.css('height', '100%');
	}
	if (width > maxWidth) {
	me.css('width', '100%');
	}
	}

	// Close all popovers
	$(document).click();

	// Display loader when the dialog has an iframe
	iframe_loader($('div.popup > iframe', me));

	// TODO: style buttons/forms
	bootstrap_style(dialog.uiDialog);
	};

	/**
	* Initializes searchbar widget
	*/
	function searchbar_init(bar)
	{
	var unread_button = $(),
	options_button = $('a.button.options', bar),
	input = $('input:not([type=hidden])', bar),
	placeholder = input.attr('placeholder'),
	form = $('form', bar),
	is_search_pending = function() {
	if (input.val()) {
	return true;
	}

	if (rcmail.task == 'mail' && $('#s_interval').val()) {
	return true;
	}

	if (rcmail.gui_objects.search_filter && $(rcmail.gui_objects.search_filter).val() != 'ALL') {
	return true;
	}

	if (rcmail.gui_objects.foldersfilter && $(rcmail.gui_objects.foldersfilter).val() != '---') {
	return true;
	}
	},
	close_func = function() {
	if ($(bar).is('.open')) {
	options_button.click();
	}
	},
	update_func = function() {
	$(bar)[is_search_pending() ? 'addClass' : 'removeClass']('active');
	unread_button[rcmail.gui_objects.search_filter && $(rcmail.gui_objects.search_filter).val() == 'UNSEEN' ? 'addClass' : 'removeClass']('selected');
	};

	// Add Unread filter button
	if (input.is('#mailsearchform')) {
	unread_button = $('<a>')
	.attr({'class': 'button unread', href: '#', role: 'button', title: rcmail.gettext('showunread')})
	.on('click', function(e) {
	$(rcmail.gui_objects.search_filter).val($(e.target).is('.selected') ? 'ALL' : 'UNSEEN');
	rcmail.command('search');
	})
	.insertBefore(options_button);
	}

	options_button.on('click', function(e) {
	var id = $(this).data('target'),
	options = $('#' + id),
	open = $(bar).is('.open');

	if (options.length) {
	if (!open) {
	if (ref[id]) {
	ref[id](options.get(0), this, e);
	}
	else if (typeof window[id] == 'function') {
	window[id](options.get(0), this, e);
	}
	}

	options.next()[open ? 'show' : 'hide']();
	options.toggleClass('hidden');
	$('.floating-action-buttons').toggleClass('hidden');
	$(bar).toggleClass('open');

	$('button.search', options).off('click.search').on('click.search', function() {
	options_button.click();
	update_func();
	});
	}
	});

	input.on('input change', update_func)
	.on('focus blur', function(e) { input.attr('placeholder', e.type == 'blur' ? placeholder : ''); });

	// Search reset action
	$('a.reset', bar).on('click', function(e) {
	// for treelist widget's search setting val and keyup.treelist is needed
	// in normal search form reset-search command will do the trick
	input.val('').change().trigger('keyup.treelist', {keyCode: 27});
	if ($(bar).is('.open')) {
	options_button.click();
	}

	// Reset filter
	if (rcmail.gui_objects.search_filter) {
	$(rcmail.gui_objects.search_filter).val('ALL');
	}

	if (rcmail.gui_objects.foldersfilter) {
	$(rcmail.gui_objects.foldersfilter).val('---').change();
	rcmail.folder_filter('---');
	}

	update_func();
	});

	rcmail.addEventListener('init', update_func)
	.addEventListener('responsebeforesearch', update_func)
	.addEventListener('beforelist', close_func)
	.addEventListener('afterlist', update_func)
	.addEventListener('beforesearch', close_func);
	};

	/**
	* Converts toolbar menu into popup-menu for small screens
	*/
	function toolbar_init()
	{
	if (env.got_smart_toolbar) {
	return;
	}

	env.got_smart_toolbar = true;

	var list_mark, items = [],
	list_items = [],
	meta = layout_metadata(),
	button_func = function(button, items, cloned) {
	var item = $('<li role="menuitem">');

	button = cloned ? create_cloned_button($(button), true, 'hidden-big hidden-large') : $(button).detach();

	// Remove empty text nodes that break alignment of text of the menu item
	button.contents().filter(function() { if (this.nodeType == 3 && this.nodeValue.trim().length == 0) $(this).remove(); });

	if (button.is('.spacer')) {
	item.addClass('spacer');
	}
	else {
	item.append(button);
	}

	items.push(item);
	};

	// convert content toolbar to a popup list
	layout.content.find('.header > .menu').each(function() {
	var toolbar = $(this);

	toolbar.children().each(function() { button_func(this, items); });
	toolbar.remove();
	});

	// convert list toolbar to a popup list
	layout.list.find('.header > .menu').each(function() {
	var toolbar = $(this);

	list_mark = toolbar.next();

	toolbar.children().each(function() {
	if (meta.mode != 'large') {
	// TODO: Would be better to set this automatically on submenu display
	// i.e. in show/shown event (see popup_init()), if possible
	$(this).data('popup-pos', 'right');
	}

	// add items to the content menu too
	button_func(this, items, true);
	button_func(this, list_items);
	});

	toolbar.remove();
	});

	// special elements to clone and add to the toolbar (mobile only)
	$('ul[data-menu="toolbar-small"] > li > a').each(function() {
	var button = $(this).clone();

	button.attr('id', this.id + '_clone');

	// TODO: rcmail.register_button()

	items.push($('<li role="menuitem">').addClass('hidden-big').append(button));
	});

	// append the new list toolbar and menu button
	if (list_items.length) {
	var container = layout.list.children('.header'),
	menu_attrs = {'class': 'menu toolbar popupmenu listing iconized', id: 'toolbar-list-menu'},
	menu_button = $('<a class="button icon toolbar-list-button" href="#list-menu">')
	.attr({'data-popup': 'toolbar-list-menu'}),
	// TODO: copy original toolbar attributes (class, role, aria-*)
	toolbar = $('<ul>').attr(menu_attrs).data('popup-parent', container).append(list_items);

	if (list_mark.length) {
	toolbar.insertBefore(list_mark);
	}
	else {
	container.append(toolbar);
	}
	container.append(menu_button);
	}

	// append the new toolbar and menu button
	if (items.length) {
	var container = layout.content.children('.header'),
	menu_attrs = {'class': 'menu toolbar popupmenu listing iconized', id: 'toolbar-menu'},
	menu_button = $('<a class="button icon toolbar-menu-button" href="#menu">')
	.attr({'data-popup': 'toolbar-menu'});

	container
	// TODO: copy original toolbar attributes (class, role, aria-*)
	.append($('<ul>').attr(menu_attrs).data('popup-parent', container).append(items))
	.append(menu_button);

	// bind toolbar menu with the menu button in the list header
	layout.list.find('a.toolbar-menu-button').click(function(e) {
	e.stopPropagation();
	menu_button.click();
	});
	}
	};

	/**
	* Initialize a popup for specified button element
	*/
	function popup_init(item, win)
	{
	// On mobile we display the menu from the frame in the parent window
	if (is_framed && is_mobile()) {
	return parent.UI.popup_init(item, win \|\| window);
	}

	if (!win) win = window;
	var level,
	popup_id = $(item).data('popup'),
	popup = $(win.$('#' + popup_id).get(0)), // a "hack" to support elements in frames
	popup_orig = popup,
	title = $(item).attr('title'),
	content_element = function() {
	// On mobile we display a menu from the frame in the parent window
	// To make menu actions working we have to clone the menu
	// and pass click events to it...
	if (win != window) {
	popup = popup_orig.clone(true, true);
	popup.attr('id', popup_id + '-clone')
	.appendTo(document.body)
	.find('li > a').attr('onclick', '').off('click').on('click', function(e) {
	if (!$(this).is('.disabled')) {
	$(item).popover('hide');
	win.$('#' + $(this).attr('id')).click();
	}

	return false;
	});
	}

	return popup.get(0);
	};

	$(item).attr({
	'aria-haspopup': 'true',
	'aria-expanded': 'false',
	'aria-owns': popup_id,
	})
	.popover({
	content: content_element,
	trigger: $(item).data('popup-trigger') \|\| 'click',
	placement: $(item).data('popup-pos') \|\| 'bottom',
	animation: true,
	boundary: 'window', // fix for https://github.com/twbs/bootstrap/issues/25428
	html: true
	})
	.on('show.bs.popover', function(event) {
	var init_func = popup.data('popup-init');

	if (popup_id && menus[popup_id]) {
	menus[popup_id].transitioning = true;
	}

	if (init_func && ref[init_func]) {
	ref[init_func](popup.get(0), item, event);
	}
	else if (init_func && win[init_func]) {
	win[init_func](popup.get(0), item, event);
	}

	level = $('div.popover:visible').length + 1;

	popup.removeClass('hidden').attr('aria-hidden', false)
	// Stop propagation on menu items that have popups
	// to make a click on them not hide their parent menu(s)
	.find('[aria-haspopup="true"]')
	.data('level', level + 1)
	.off('click.popup')
	.on('click.popup', function(e) { e.stopPropagation(); });

	if (!is_mobile()) {
	// Set popup height so it is less than the window height
	popup.css('max-height', Math.min(36 * 15 - 1, $(window).height() - 30));
	}
	})
	.on('shown.bs.popover', function(event) {
	var mobile = is_mobile(),
	popover = $('#' + $(item).attr('aria-describedby'));

	level = $(item).data('level') \|\| 1;

	// Set popup Back/Close title
	if (mobile) {
	var label = level > 1 ? 'back' : 'close',
	title = rcmail.gettext(label),
	class_name = 'button icon ' + (label == 'back' ? 'back' : 'cancel');

	$('.popover-header', popover).empty()
	.append($('<a>').attr('class', class_name).text(title)
	.on('click', function(e) {
	$(item).popover('hide');
	if (level > 1) {
	e.stopPropagation();
	}
	})
	.on('mousedown', function(e) {
	// stop propagation to i.e. do not close jQuery-UI dialogs below
	e.stopPropagation();
	})
	);
	}

	// Hide other menus on the same level
	$.each(menus, function(id, prop) {
	if ($(prop.target).data('level') == level && id != popup_id) {
	menu_hide(id);
	}
	});

	// On keyboard event focus the first (active) entry and enable keyboard navigation
	if ($(item).data('event') == 'key') {
	popover.off('keydown.popup').on('keydown.popup', 'a.active', function(e) {
	var entry, node, mode = 'next';

	switch (e.which) {
	case 27: // ESC
	case 9: // TAB
	$(item).popover('toggle').focus();
	return false;

	case 38: // ARROW-UP
	case 63232:
	mode = 'previous';
	case 40: // ARROW-DOWN
	case 63233:
	entry = e.target.parentNode;
	while (entry = entry[mode + 'Sibling']) {
	if (node = $(entry).children('.active')[0]) {
	node.focus();
	break;
	}
	}
	return false; // prevents from scrolling the whole page
	}
	});

	popover.find('a.active').first().focus();
	}

	if (popup_id && menus[popup_id]) {
	menus[popup_id].transitioning = false;
	}

	// add overlay element for phone layout
	if (mobile && !$('.popover-overlay').length) {
	$('<div>').attr('class', 'popover-overlay')
	.appendTo('body')
	.click(function() { $(this).remove(); });
	}

	$('.popover-body', popover).addClass('webkit-scroller');
	})
	.on('hide.bs.popover', function() {
	if (level == 1) {
	$('.popover-overlay').remove();
	}

	if (popup_id && menus[popup_id] && popup.is(':visible')) {
	menus[popup_id].transitioning = true;
	}
	})
	.on('hidden.bs.popover', function() {
	if (/-clone$/.test(popup.attr('id'))) {
	popup.remove();
	}
	else {
	popup.attr('aria-hidden', true)
	// Some menus aren't being hidden, force that
	.addClass('hidden')
	// Bootstrap will detach the popup element from
	// the DOM (https://github.com/twbs/bootstrap/issues/20219)
	// making our menus to not update buttons state.
	// Work around this by attaching it back to the DOM tree.
	.appendTo(popup.data('popup-parent') \|\| document.body);
	}

	// close orphaned popovers, for some reason there are sometimes such dummy elements left
	$('.popover-body:empty').each(function() { $(this).parent().remove(); });

	if (popup_id && menus[popup_id]) {
	delete menus[popup_id];
	}
	})
	// Because Bootstrap does not provide originalEvent in show/shown events
	// we have to handle that by our own using click and keydown handlers
	.on('click', function() {
	$(this).data('event', 'mouse');
	})
	.on('keydown', function(e) {
	if (e.originalEvent) {
	switch (e.originalEvent.which) {
	case 13:
	case 32:
	// Open the popup on ENTER or SPACE
	e.preventDefault();
	$(this).data('event', 'key').popover('toggle');
	break;
	case 27:
	// Close the popup on ESC key
	$(this).popover('hide');
	break;
	}
	}
	});

	// re-add title attribute removed by bootstrap popover
	if (title) {
	$(item).attr('title', title);
	}

	popup.attr('aria-hidden', 'true').data('button', item);

	// stop propagation to e.g. do not hide the popup when
	// clicking inside on form elements
	if (popup.data('editable')) {
	popup.on('click mousedown', function(e) { e.stopPropagation(); });
	}
	};

	/**
	* Closes all popups (for use as event handler)
	*/
	function popups_close(e)
	{
	// Ignore some of propagated click events (see pretty_select())
	if (popups_close_lock && popups_close_lock > (new Date().getTime() - 250)) {
	return;
	}

	$('.popover.show').each(function() {
	var popup = $('.popover-body', this),
	button = popup.children().first().data('button');

	if (button && e.target != button && !$(button).find(e.target).length && typeof button !== 'string') {
	$(button).popover('hide');
	}

	if (!button) {
	$(this).remove();
	}
	});
	};

	/**
	* Handler for menu-open and menu-close events
	*/
	function menu_toggle(p)
	{
	if (!p \|\| !p.name \|\| (p.props && p.props.skinable === false)) {
	return;
	}

	if (is_framed && is_mobile()) {
	if (!p.win) {
	p.win = window;
	}
	return parent.UI.menu_toggle(p);
	}

	if (p.name == 'messagelistmenu') {
	menu_messagelist(p);
	}
	else if (p.event == 'menu-open') {
	var fn, pos,
	content = $('ul', p.obj).first(),
	target = p.props && p.props.link ? p.props.link : p.originalEvent.target;

	// Sanity check, make sure we have some content to show
	if (!content.length) {
	return;
	}

	if ($(target).is('span')) {
	target = $(target).parents('a,li')[0];
	}

	if (p.name.match(/^drag/)) {
	// create a fake element to position drag menu on the cursor position
	pos = rcube_event.get_mouse_pos(p.originalEvent);
	target = $('<a>').css({
	position: 'absolute',
	left: pos.x,
	top: pos.y,
	height: '1px',
	width: '1px',
	visibility: 'hidden'
	})
	.appendTo(document.body).get(0);
	}

	pos = $(target).data('popup-pos') \|\| 'right';

	if (p.name == 'folder-selector') {
	content.addClass('listing folderlist');
	}
	else if (p.name == 'addressbook-selector' \|\| p.name == 'contactgroup-selector') {
	content.addClass('listing contactlist');
	}
	else if (content.hasClass('menu')) {
	content.addClass('listing');
	}

	if (p.name == 'pagejump-selector') {
	content.addClass('simplelist');
	p.obj.addClass('simplelist');
	pos = 'top';
	}

	// There can be only one menu of the same type
	if (menus[p.name]) {
	menu_hide(p.name, p.originalEvent);
	}

	// Popover menus use animation. Sometimes the same menu is
	// immediately hidden and shown (e.g. folder-selector for copy and move action)
	// we have to wait until the previous menu hides before we can open it again
	fn = function() {
	if (menus[p.name] && menus[p.name].transitioning) {
	return setTimeout(fn, 50);
	}

	if (!$(target).data('popup')) {
	$(target).data({
	event: rcube_event.is_keyboard(p.originalEvent) ? 'key' : 'mouse',
	popup: p.name,
	'popup-pos': pos,
	'popup-trigger': 'manual'
	});
	popup_init(target, p.win);
	}

	menus[p.name] = {target: target};

	// setTimeout fixes Shift + drag'n'drop menu in Chrome (#8107)
	setTimeout(function() { $(target).popover('show'); }, 1);
	}

	fn();
	}
	else {
	menu_hide(p.name, p.originalEvent);
	}

	// Stop propagation so multi-level menus work properly
	p.originalEvent.stopPropagation();
	};

	/**
	* Close menu by name
	*/
	function menu_hide(name, event)
	{
	var target = menu_target(name);

	if (name.match(/^drag/)) {
	$(target).popover('dispose').remove();
	}
	else {
	$(target).popover('hide');

	// In phone mode close all menus when forwardmenu is requested to be closed
	// FIXME: This is a hack, we need some generic solution.
	if (name == 'forwardmenu') {
	popups_close(event);
	}
	}
	};

	/**
	* Destroys menu by name
	*
	* This is required when you replace the menu content element
	*/
	function menu_destroy(name)
	{
	$('[aria-owns=' + name + ']').popover('dispose').data('popup', null);
	};

	/**
	* Get menu target by name
	*/
	function menu_target(name)
	{
	var target;

	if (menus[name]) {
	target = menus[name].target;
	}
	else {
	target = $('#' + name).data('button');

	if (!target) {
	// catch cases as 'forwardmenu' where menu suffix has no hyphen
	// or try with -menu suffix if it's not in the menu name already
	if (name.match(/(?!-)menu$/)) {
	name = name.substr(0, name.length - 4);
	}

	target = $('#' + name + '-menu').data('button');
	}
	}

	return target;
	};

	/**
	* Messages list options dialog
	*/
	function menu_messagelist(p)
	{
	var content = $('#listoptions-menu'),
	width = content.width() + 25,
	dialog = content.clone(true);

	// set form values
	$('select[name="sort_col"]', dialog).val(rcmail.env.sort_col \|\| '');
	$('select[name="sort_ord"]', dialog).val(rcmail.env.sort_order \|\| 'ASC');
	$('select[name="mode"]', dialog).val(rcmail.env.threading ? 'threads' : 'list');

	// Fix id/for attributes
	$('select', dialog).each(function() { this.id = this.id + '-clone'; });
	$('label', dialog).each(function() { $(this).attr('for', $(this).attr('for') + '-clone'); });

	var save_func = function(e) {
	if (rcube_event.is_keyboard(e.originalEvent)) {
	$('#listmenulink').focus();
	}

	var col = $('select[name="sort_col"]', dialog).val(),
	ord = $('select[name="sort_ord"]', dialog).val(),
	mode = $('select[name="mode"]', dialog).val();

	rcmail.set_list_options([], col, ord, mode == 'threads' ? 1 : 0);
	return true;
	};

	dialog = rcmail.simple_dialog(dialog, rcmail.gettext('listoptionstitle'), save_func, {
	closeOnEscape: true,
	minWidth: 400
	});
	};

	/**
	* About dialog
	*/
	function about_dialog(elem)
	{
	var support_url, support_func, support_button = false,
	dialog = $('<iframe>').attr({id: 'aboutframe', src: rcmail.url('settings/about', {_framed: 1})}),
	support_link = $('#supportlink');

	if (support_link.length && (support_url = support_link.attr('href'))) {
	support_button = support_link.text();
	support_func = function(e) { support_url.indexOf('mailto:') < 0 ? window.open(support_url) : location.href = support_url; };
	}

	rcmail.simple_dialog(dialog, $(elem).text(), support_func, {
	button: support_button,
	button_class: 'help',
	cancel_button: 'close',
	height: 400
	});
	};

	/**
	* Show/hide more mail headers (envelope)
	*/
	function headers_show(toggle)
	{
	var key = 'mail.show.envelope',
	pref = get_pref(key),
	show = toggle ? !pref : pref,
	mode = show ? 'summary' : 'details',
	headers = $('div.header-content');

	$('div.header-links').find('a.headers-details,a.headers-summary')
	.removeClass().addClass('headers-' + mode).text(rcmail.gettext(mode));

	headers[show ? 'addClass' : 'removeClass']('details-view');

	if (toggle) {
	// save new pref
	set_pref(key, show);
	}
	};

	/**
	* Mail headers dialog
	*/
	function headers_dialog()
	{
	var props = {_uid: rcmail.env.uid, _mbox: rcmail.env.mailbox, _framed: 1},
	dialog = $('<iframe>').attr({id: 'headersframe', src: rcmail.url('headers', props)});

	rcmail.simple_dialog(dialog, rcmail.gettext('arialabelmessageheaders'), null, {
	cancel_button: 'close',
	height: 400
	});
	};

	/**
	* Attachment properties dialog
	*/
	function props_dialog()
	{
	var dialog = $('#properties-menu').clone();

	rcmail.simple_dialog(dialog, rcmail.gettext('properties'), null, {
	cancel_button: 'close',
	height: 400
	});
	};

	/**
	* Mail import dialog
	*/
	function import_dialog()
	{
	if (!rcmail.commands['import-messages']) {
	return;
	}

	var content = $('#uploadform'),
	dialog = content.clone(true);

	var save_func = function(e) {
	return rcmail.command('import-messages', $(dialog.find('form')[0]));
	};

	rcmail.simple_dialog(dialog, rcmail.gettext('importmessages'), save_func, {
	button: 'import',
	closeOnEscape: true,
	minWidth: 400
	});
	};

	/**
	* Search options menu popup
	*/
	function searchmenu(obj)
	{
	var n, all = '*',
	list = $('input[name="s_mods[]"]', obj),
	scope_select = $('#s_scope', obj),
	interval_select = $('#s_interval', obj),
	mbox = rcmail.env.mailbox,
	mods = rcmail.env.search_mods,
	scope = rcmail.env.search_scope \|\| 'base';

	if (!$(obj).data('initialized')) {
	$(obj).data('initialized', true);
	if (list.length) {
	list.on('change', function() { set_searchmod(obj, this); });

	rcmail.addEventListener('beforesearch', function() {
	rcmail.env.search_scope = scope_select.val();
	rcmail.env.search_interval = interval_select.val();
	});
	}
	}

	scope_select.val(scope);

	if (mods) {
	if (rcmail.env.task == 'mail') {
	mods = mods[mbox] \|\| mods['*'];
	all = 'text';
	}

	if (mods[all]) {
	list.map(function() {
	this.checked = true;
	this.disabled = this.value != all;
	});
	}
	else {
	list.prop('disabled', false).prop('checked', false);
	for (n in mods) {
	list.filter('[value="' + n + '"]').prop('checked', true);
	}
	}
	}
	};

	function set_searchmod(menu, elem)
	{
	var all, m, task = rcmail.env.task,
	mods = rcmail.env.search_mods \|\| {},
	mbox = rcmail.env.mailbox;

	if (task == 'mail') {
	if (!mods[mbox]) {
	mods[mbox] = rcube_clone_object(mods['*']);
	}
	m = mods[mbox];
	all = 'text';
	}
	else {
	// addressbook
	m = mods;
	all = '*';
	}

	if (!elem.checked) {
	delete(m[elem.value]);
	}
	else {
	m[elem.value] = 1;
	}

	// mark all fields
	if (elem.value == all) {
	$('input[name="s_mods[]"]', menu).not(elem).map(function() {
	this.checked = true;

	if (elem.checked) {
	this.disabled = true;
	delete m[this.value];
	}
	else {
	this.disabled = false;
	m[this.value] = 1;
	}
	});
	}

	rcmail.set_searchmods(m);
	};

	/**
	* Spellcheck languages list
	*/
	function spellmenu(obj)
	{
	var i, link, li, list = [],
	lang = rcmail.spellcheck_lang(),
	ul = $('ul', obj);

	if (!ul.length) {
	ul = $('<ul class="selectable listing iconized" role="menu">');

	for (i in rcmail.env.spell_langs) {
	li = $('<li role="menuitem">');
	link = $('<a href="#'+ i +'" tabindex="0"></a>')
	.text(rcmail.env.spell_langs[i])
	.addClass('active').data('lang', i)
	.on('click keypress', function(e) {
	if (e.type != 'keypress' \|\| rcube_event.get_keycode(e) == 13) {
	rcmail.spellcheck_lang_set($(this).data('lang'));
	rcmail.hide_menu('spell-menu', e);
	return false;
	}
	});

	link.appendTo(li);
	list.push(li);
	}

	ul.append(list).appendTo(obj);
	}

	// select current language
	$('li', ul).each(function() {
	var el = $('a', this);
	if (el.data('lang') == lang) {
	el.addClass('selected').attr('aria-selected', 'true');
	}
	else if (el.hasClass('selected')) {
	el.removeClass('selected').removeAttr('aria-selected');
	}
	});
	};

	/**
	* Add/remove item to/from compose options status bar
	*/
	function compose_status(id, status)
	{
	var bar = $('#composestatusbar'), ico = bar.find('a.button.icon.' + id);

	if (!status) {
	ico.remove();
	}
	else if (!ico.length) {
	$('<a>').attr('class', 'button icon ' + id)
	.on('click', function() { show_sidebar(); })
	.appendTo(bar);
	}
	};

	/**
	* Attachment menu
	*/
	function attachmentmenu(obj, button, event)
	{
	var id = $(button).parent().attr('id').replace(/^attach/, '');

	$.each(['open', 'download', 'rename'], function() {
	var action = this;
	$('#attachmenu' + action, obj).off('click').attr('onclick', '').click(function(e) {
	return rcmail.command(action + '-attachment', id, this, e.originalEvent);
	});
	});

	// call menu-open so core can set state of menu commands
	return rcmail.command('menu-open', {menu: 'attachmentmenu', id: id}, obj, event);
	};

	/**
	* Appends drop-icon to attachments list item (to invoke attachment menu)
	*/
	function attachmentmenu_append(item)
	{
	item = $(item);

	if (!item.is('.no-menu') && !item.children('.dropdown').length) {
	var label = rcmail.gettext('options'),
	fname = item.find('a.filename');

	var button = $('<a>').attr({
	href: '#',
	tabindex: fname.attr('tabindex') \|\| 0,
	title: label,
	'class': 'button icon dropdown skip-content'
	})
	.on('click', function(e) {
	return attachmentmenu($('#attachmentmenu'), button, e);
	})
	.append($('<span>').attr('class', 'inner').text(label));

	if (fname.length) {
	button.insertAfter(fname);
	}
	else {
	button.appendTo(item);
	}
	}
	};

	/**
	* Mailto menu
	*/
	function mailtomenu(obj, button, event, onclick)
	{
	var mailto = $(button).attr('href').replace(/^mailto:/, '');

	if (mailto.indexOf('@') < 0) {
	return true; // let the browser handle this
	}

	// disable all menu actions
	obj.find('a').off('click').removeClass('active');

	if (rcmail.env.has_writeable_addressbook) {
	$('.addressbook', obj).addClass('active')
	.on('click', function(e) {
	var i, contact = mailto,
	txt = $(button).filter('.rcmContactAddress').text();

	contact = contact.split('?')[0].split(',')[0].replace(/(^<\|>$)/g, '');

	if (txt) {
	txt = txt.replace('<' + contact + '>', '');
	contact = '"' + txt.trim() + '" <' + contact + '>';
	}

	return rcmail.command('add-contact', contact, this, e.originalEvent);
	});
	}

	$('.compose', obj).addClass('active').on('click', function(e) {
	// Execute the original onclick handler to support mailto URL arguments (#6751)
	if (onclick) {
	button.onclick = onclick;
	// use the second argument to tell our handler to not display the menu again
	$(button).trigger('click', [true]);
	button.onclick = null;
	}
	else {
	rcmail.command('compose', mailto, this, e.originalEvent);
	}

	return false; // for Chrome
	});

	return rcmail.command('menu-open', {menu: 'mailto-menu', link: button}, button, event.originalEvent);
	};

	/**
	* Appends popup menu to mailto links
	*/
	function mailtomenu_append(item)
	{
	// Remember the original onclick handler and display the menu instead
	var onclick = item.onclick;
	item.onclick = null;
	$(item).on('click', function(e, menu) {
	return menu \|\| mailtomenu($('#mailto-menu'), item, e, onclick);
	});
	};

	/**
	* Headers menu in mail compose
	*/
	function headersmenu(obj, button, event)
	{
	$('li > a', obj).each(function() {
	var link = $(this), target = '#compose_' + link.data('target');

	link[$(target).is(':visible') ? 'removeClass' : 'addClass']('active')
	.off().on('click', function() {
	$(target).removeClass('hidden').find('.recipient-input input').focus();
	link.removeClass('active');
	rcmail.set_menu_buttons();
	});
	});
	};

	/**
	* Reset/hide compose message recipient input
	*/
	function header_reset(id)
	{
	$('#' + id).val('').change()
	// jump to the next input
	.closest('.form-group').nextAll(':not(.hidden)').first().find('input').focus();

	$('a[data-target=' + id.replace(/^_/, '') + ']').addClass('active');
	rcmail.set_menu_buttons();
	};

	/**
	* Recipient (contact) selector
	*/
	function recipient_selector(field, opts)
	{
	if (!opts) opts = {};

	var title = rcmail.gettext(opts.title \|\| 'insertcontact'),
	dialog = $('#recipient-dialog'),
	parent = dialog.parent(),
	close_func = function() {
	if (dialog.is(':visible')) {
	rcmail.env.recipient_dialog.dialog('close');
	}
	},
	insert_func = function() {
	if (opts.action) {
	opts.action();
	close_func();
	return;
	}

	rcmail.command('add-recipient');
	};

	if (!rcmail.env.recipient_selector_initialized) {
	rcmail.addEventListener('add-recipient', close_func);
	rcmail.env.recipient_selector_initialized = true;
	}

	if (field) {
	rcmail.env.focused_field = '#_' + field;
	}

	rcmail.contact_list.clear_selection();
	rcmail.contact_list.multiselect = 'multiselect' in opts ? opts.multiselect : true;

	rcmail.env.recipient_dialog = rcmail.simple_dialog(dialog, title, insert_func, {
	button: rcmail.gettext(opts.button \|\| 'insert'),
	button_class: opts.button_class \|\| 'insert recipient',
	height: 600,
	classes: {
	'ui-dialog-content': 'p-0' // remove padding on dialog content
	},
	open: function() {
	// Don't want focus in the search field, we focus first contacts source record instead
	$('#directorylist a').first().focus();
	},
	close: function() {
	dialog.appendTo(parent);
	$(this).remove();
	$(opts.focus \|\| rcmail.env.focused_field).focus();
	}
	});
	};

	/**
	* Create/Update quota widget (setquota event handler)
	*/
	function update_quota(p)
	{
	var element = $('#quotadisplay'),
	bar = element.find('.bar'),
	value = p.total ? p.percent : 0;

	if (!bar.length) {
	bar = $('<span class="bar"><span class="value"></span></span>').appendTo(element);
	}

	if (value > 0 && value < 10) {
	value = 10; // smaller values look not so nice
	}

	bar.find('.value').css('width', value + '%')[value >= 90 ? 'addClass' : 'removeClass']('warning');
	// set title and reset tooltip's data (needed in case of empty title)
	element.attr({'data-original-title': '', title: element.find('.count').attr('title')});

	if (p.table) {
	element.css('cursor', 'pointer').data('popup-pos', 'top')
	.off('click').on('click', function(e) {
	rcmail.simple_dialog(p.table, 'quota', null, {cancel_button: 'close'});
	});
	}
	else {
	element.tooltip('dispose').tooltip({trigger: is_mobile() ? 'click' : 'hover'});
	}
	};

	/**
	* Replaces recipient input with content-editable element that uses "recipient boxes"
	*/
	function recipient_input(obj)
	{
	var list, input, selection = '',
	apply_func = function() {
	// update the original input
	$(obj).val(list.text() + input.val());
	},
	insert_recipient = function(name, email, replace) {
	var recipient = $('<li class="recipient">'),
	name_element = $('<span class="name">').html(recipient_input_name(name \|\| email))
	.on('dblclick', function(e) { recipient_input_edit_dialog(e, insert_recipient); }),
	email_element = $('<span class="email">'),
	// TODO: should the 'close' link have tabindex?
	link = $('<a>').attr({'class': 'button icon remove'})
	.click(function() {
	recipient.remove();
	apply_func();
	input.focus();
	return false;
	});

	if (name) {
	email = ' <' + email + '>';
	}

	email_element.text((name ? email : '') + ',');
	recipient.attr('title', name ? (name + email) : null)
	.append([name_element, email_element, link])

	if (replace)
	replace.replaceWith(recipient);
	else
	recipient.insertBefore(input.parent());

	apply_func();
	},
	update_func = function(text) {
	var result;

	text = (text \|\| input.val()).replace(/[,;\s]+$/, '');
	result = recipient_input_parser(text);

	$.each(result.recipients, function() {
	insert_recipient(this.name, this.email);
	});

	input.val(result.text);
	apply_func();

	return result.recipients.length > 0;
	},
	parse_func = function(e, ac, trigger) {
	var last, paste, value = this.value;

	// #8098: ignore changes when autocomplete_insert is not triggered
	if (trigger === false) {
	return;
	}

	// On paste the text is not yet in the input we have to use clipboard.
	// Also because on paste new-line characters are replaced by spaces (#6460)
	if (e.type == 'paste') {
	// pasted text
	paste = (e.originalEvent.clipboardData \|\| window.clipboardData).getData('text') \|\| '';
	// insert pasted text in place of the selection (or just cursor position)
	value = value.substring(0, this.selectionStart) + paste + value.substring(this.selectionEnd);
	e.preventDefault();
	}
	// #7231: When clicking on autocompletion list a change event
	// is fired twice. We have to remove last recipient box if it is
	// the same recipient (with incomplete email address).
	// FIXME: Anyone with a better solution?
	else if (ac) {
	last = list.find('li.recipient').last();
	if (last.length && this.value.indexOf(last.text().replace(/[ ,]+$/, '')) > -1) {
	last.remove();
	}
	}

	update_func(value);
	},
	keydown_func = function(e) {
	// On Backspace remove the last recipient
	if (e.keyCode == 8 && !input.val().length) {
	list.children('li.recipient').last().remove();
	apply_func();
	return false;
	}
	// Here we add a recipient box when the separator (,;\s) or Enter was pressed,
	else if (e.key == ' ' \|\| e.key == ',' \|\| e.key == ';' \|\| (e.key == 'Enter' && !rcmail.ksearch_visible())) {
	if (update_func()) {
	return false;
	}
	}
	};

	// Create the input element and "editable" area
	input = $('<input>').attr({type: 'text', tabindex: $(obj).attr('tabindex')})
	.on('paste change', parse_func)
	.on('keydown', keydown_func)
	.on('blur', function() { list.removeClass('focus'); })
	.on('focus mousedown', function() { list.addClass('focus'); });

	list = $('<ul>').addClass('form-control recipient-input ac-input rounded-left')
	.append($('<li class="input">').append(input))
	// "selection" hack to allow text selection in the recipient box or multiple boxes (#7129)
	.on('mouseup', function () { selection = window.getSelection().toString(); })
	.on('click', function() { if (!selection.length) input.focus(); })
	.sortable({
	appendTo: document.body,
	items: "> .recipient",
	connectWith: '.recipient-input',
	receive: function(event, ui) {
	var recipient = list.text();
	list.find('.recipient').remove();
	update_func(recipient);
	if (ui.sender) {
	ui.sender.find('input').change();
	}
	}
	});

	// Hide the original input/textarea
	// Note: we do not remove the original element, and we do not use
	// display: none, because we want to handle onfocus event
	// Note: tabindex:-1 to make Shift+TAB working on these widgets
	$(obj).css({position: 'absolute', opacity: 0, left: '-5000px', width: '10px'})
	.attr('tabindex', -1)
	.after(list)
	// some core code sometimes focuses or changes the original node
	// in such cases we want to parse its value and apply changes
	// to the widget element
	.on('focus', function(e) { input.focus(); e.preventDefault(); })
	.on('change', function() {
	$('li.recipient', list).remove();
	input.val(this.value).change();
	})
	// copy and parse the value already set
	.change();

	// Init autocompletion
	rcmail.init_address_input_events(input);
	};

	/**
	* Parses recipient address input and extracts recipients from it
	*/
	function recipient_input_parser(text)
	{
	// support new-line as a separator, for paste action (#6460)
	text = text.replace(/[,;\s]*[\r\n]+/g, ',').trim();

	var recipients = [],
	address_rx_part = '(\\S+\|("[^"]+"))@\\S+',
	recipient_rx1 = new RegExp('(<' + address_rx_part + '>)'),
	recipient_rx2 = new RegExp('(' + address_rx_part + ')'),
	global_rx = /(?=\S)[^",;](?:"[^\\"](?:\\[,;\S][^\\"])"[^",;])/g,
	matches = text.match(global_rx);

	$.each(matches \|\| [], function() {
	if (this.length && (recipient_rx1.test(this) \|\| recipient_rx2.test(this))) {
	var email, str = this;

	text = text.replace(str, '');

	// Support space-separated email addresses
	while (str.length && str.indexOf(RegExp.$1) === 0) {
	email = RegExp.$1;
	recipients.push({
	name: '',
	email: email.replace(/(^<\|>$)/g, '') // trim < and > characters
	.replace(/[^a-z]$/gi, '') // remove trailing comma or any non-letter character at the end (#7899)
	});

	str = str.replace(email, '').trim();
	if (!recipient_rx1.test(str) && !recipient_rx2.test(str)) {
	break;
	}
	}

	if (email != RegExp.$1 && RegExp.$1) {
	email = RegExp.$1;
	recipients.push({
	name: str.replace(email, '').trim(),
	email: email.replace(/(^<\|>$)/g, '')
	});
	}
	}
	});

	text = text.replace(/[,;]+/, ',').replace(/^[,;\s]+/, '');

	return {recipients: recipients, text: text};
	};

	/**
	* Generates HTML for a text adding <span class="hidden">
	* for quote/backslash characters, so they are hidden from the user,
	* but still in place to make copying simpler
	*
	* Note: Selection works in Chrome, but not in Firefox?
	*/
	function recipient_input_name(text)
	{
	var i, char, result = '', len = text.length;

	if (text.charAt(0) != '"' && text.indexOf('"') > -1) {
	text = '"' + text.replace('\\', '\\\\').replace('"', '\\"') + '"';
	}

	for (i=0; i<len; i++) {
	char = text.charAt(i);
	switch (char) {
	case '"':
	if (i > 0 && i < len - 1) {
	result += '"';
	break;
	}

	result += '<span class="quotes">' + char + '</span>';
	break;

	case '\\':
	result += '<span class="quotes">' + char + '</span>';

	if (text.charAt(i+1) == '\\') {
	result += char;
	i++;
	}
	break;

	case '<':
	result += '<';
	break;

	case '>':
	result += '>';
	break;

	default:
	result += char;
	}
	}

	return result;
	};

	/**
	* Displays dialog to edit a recipient entry
	*/
	function recipient_input_edit_dialog(e, callback)
	{
	var element = $(e.target).parents('.recipient'),
	recipient = element.text().replace(/,+$/, ''),
	input = $('<input>').attr({type: 'text', 'data-submit': 'true'}).val(recipient),
	content = $('<label>').text(rcmail.gettext('recipient')).append(input);

	rcmail.simple_dialog(content, 'recipientedit', function() {
	var result, value = input.val();
	if (value) {
	if (value != recipient) {
	result = recipient_input_parser(value);

	if (result.recipients.length != 1) {
	return false;
	}

	callback(result.recipients[0].name, result.recipients[0].email, element);
	}

	return true;
	}
	});
	};

	/**
	* Adds logic to the contact photo widget
	*/
	function image_upload_input(obj)
	{
	var reset_button = $('<a>')
	.attr({'class': 'icon button delete', href: '#', })
	.click(function(e) { rcmail.command('delete-photo', '', this, e); return false; }),
	img = $(obj).find('img')[0],
	img_onload = function() {
	var state = (img.currentSrc \|\| img.src).indexOf(rcmail.env.photo_placeholder) != -1;
	$(obj)[state ? 'removeClass' : 'addClass']('changed');
	};

	$(obj).append(reset_button).click(function() { rcmail.upload_input('upload-form'); });

	// Note: Looks like only Firefox does not need this separate call
	img_onload();
	$(img).on('load', img_onload);
	};

	/**
	* Displays loading... overlay for iframes
	*/
	function iframe_loader(frame)
	{
	frame = $(frame);

	if (frame.length) {
	var loader = $('<div class="iframe-loader">')
	.append($('<div class="spinner spinner-border" role="status">')
	.append($('<span class="sr-only">').text(rcmail.gettext('loading'))));

	// custom 'loaded' event is expected to be triggered by plugins
	// when using the loader not on an iframe
	frame.on('load error loaded', function() {
	// wait some time to make sure the iframe stopped loading
	setTimeout(function() { loader.remove(); }, 500);
	})
	.parent().append(loader);

	// fix scrolling in iOS
	if (ios) {
	frame.parent().addClass('ios-scroll');
	}
	}
	};

	/**
	* Convert checkbox input into Bootstrap's custom switch
	*/
	function pretty_checkbox(checkbox)
	{
	var label, parent, id;

	checkbox = $(checkbox);

	if (checkbox.is('.custom-control-input')) {
	return;
	}

	if (!(id = checkbox.attr('id'))) {
	id = 'icochk' + (++env.checkboxes);
	checkbox.attr('id', id);
	}

	if (checkbox.parent().is('label')) {
	label = checkbox.parent();
	checkbox = checkbox.detach();
	label.before(checkbox);
	}
	else {
	label = $('<label>');
	}

	label.attr({'for': id, 'class': 'custom-control-label', title: checkbox.attr('title') \|\| ''})
	.on('click', function(e) { e.stopPropagation(); });

	checkbox.addClass('form-check-input custom-control-input')
	.wrap('<div class="custom-control custom-switch">')
	.parent().append(label);
	};

	/**
	* Fix pretty checkbox input in a cloned element
	*/
	function pretty_checkbox_fix(params)
	{
	var id, input = $(params.row).find('input[id^=icochk]');

	if (input.length) {
	id = 'icochk' + (++env.checkboxes);
	input.attr('id', id).next('label').attr('for', id);
	}
	};

	/**
	* Make select dropdowns pretty
	* TODO: searching, optgroup, [multiple], iPhone/iPad
	*/
	function pretty_select(select)
	{
	// iPhone is not supported yet (problem with browser dropdown on focus)
	if (bw.iphone \|\| bw.ipad) {
	return;
	}

	select = $(select);

	if (select.is('.pretty-select')) {
	return;
	}

	var select_ident = 'select' + select.attr('id') + select.attr('name');
	var is_menu_open = function() {
	// Use proper window in cases when the select element initialized
	// inside an iframe is then used in a dialog inside a parent's window
	// For some reason we can't access data-button property in cross-window
	// case, we use data-ident attribute instead
	var win = select[0].ownerDocument.defaultView;
	if (win.$('.select-menu .listing').data('ident') == select_ident) {
	return true;
	}
	};

	var close_func = function() {
	var open = is_menu_open();
	select.popover('dispose').focus();
	return !open;
	};

	var open_func = function(e) {
	var last_char, last_index = -1, items = [], index = [],
	dialog = select.closest('.ui-dialog')[0],
	max_height = (document.documentElement.clientHeight \|\| $(document.body).height()) - 75,
	max_width = $(document.body).width() - 20,
	min_width = Math.min(select.outerWidth(), max_width),
	value = select.val();

	if (!is_mobile()) {
	max_height *= 0.5;
	}

	// close other popups
	popups_close(e);

	$('option', select).each(function() {
	var label = $(this).text(),
	link = $('<a href="#">')
	.data('value', this.value)
	.addClass(this.disabled ? 'disabled' : 'active' + (this.value == value ? ' selected' : ''));

	if (label.length) {
	link.text(label);
	index.push(this.disabled ? '' : label.charAt(0).toLowerCase());
	}
	else {
	link.html(' '); // link can't be empty
	index.push('');
	}

	items.push($('<li>').append(link));
	});

	var list = $('<ul class="listing selectable iconized">')
	.attr('data-ident', select_ident)
	.data('button', select[0])
	.append(items)
	.on('click', 'a.active', function() {
	// first close the list, then update the select, the order is important
	// for cases when the select might be removed in change event (datepicker)
	var val = $(this).data('value'), ret = close_func();
	select.val(val).change();
	return ret;
	})
	.on('keydown', 'a.active', function(e) {
	var item, char, last, node, mode = 'next';

	switch (e.which) {
	case 27: // ESC
	case 9: // TAB
	return close_func();

	case 13: // ENTER
	case 32: // SPACE
	$(this).click();
	return false; // for IE

	case 38: // ARROW-UP
	case 63232:
	mode = 'previous';
	// no-break
	case 40: // ARROW-DOWN
	case 63233:
	item = e.target.parentNode;
	while (item = item[mode + 'Sibling']) {
	if (node = $(item).children('.active')[0]) {
	node.focus();
	break;
	}
	}
	return false; // prevents from scrolling the whole page

	default:
	// A letter key has been pressed, search mode
	char = e.originalEvent.key;

	if (char && char.length == 1) {
	char = char.toLowerCase();

	if (last_char != char) {
	last_index = -1;
	}

	last = index.indexOf(char, last_index + 1);

	if (last > -1 \|\| (last = index.indexOf(char)) > -1) {
	list.find('a').eq(last).focus();
	}

	last_char = char;
	last_index = last;
	}
	}
	});

	select.popover('dispose')
	.popover({
	// because of focus issues we can't always use body,
	// if select is in a dialog, popover has to be a child of this dialog
	container: dialog \|\| document.body,
	content: list[0],
	placement: 'bottom',
	trigger: 'manual',
	boundary: 'viewport',
	html: true,
	offset: '0,2',
	sanitize: false,
	template: '<div class="popover select-menu" style="min-width: ' + min_width + 'px; max-width: ' + max_width + 'px">'
	+ '<div class="popover-header"></div>'
	+ '<div class="popover-body" style="max-height: ' + max_height + 'px"></div></div>'
	})
	.on('shown.bs.popover', function() {
	select.focus(); // for Chrome
	// Set popup Close title
	list.parent().prev()
	.empty()
	.append($('<a class="button icon cancel">').text(rcmail.gettext('close'))
	.on('click', function(e) {
	e.stopPropagation();
	return close_func();
	})
	);

	// Find the selected item, focus it
	var selected = list.find('a.selected').first();
	if (selected.focus().length) {
	var list_parent = list.parent();

	last_index = list.find('a').index(selected[0]);
	last_char = index[last_index];

	// try to scroll the list so focused element is in center (for Firefox)
	if (bw.mz && last_index > 5) {
	list_parent.scrollTop(list_parent.scrollTop() + list_parent.height()/2 - 20);
	}
	}
	// focus first active element on the list
	else if (rcube_event.is_keyboard(e)) {
	list.find('a.active').first().focus();
	}

	// don't propagate mousedown event
	list.on('mousedown', function(e) { e.stopPropagation(); });
	})
	.popover('show');
	};

	select.addClass('pretty-select custom-select form-control')
	.on('mousedown keydown', function(e) {
	select = $(e.target); // so it works after clone

	// Do nothing on disabled select or on TAB key
	if (select.prop('disabled')) {
	return;
	}

	if (e.which == 9) {
	close_func();
	return true;
	}

	// Close popup on ESC key or on click if already open
	if (e.which == 27 \|\| (e.type == 'mousedown' && is_menu_open())) {
	return close_func();
	}

	select.focus();

	// prevent displaying browser-default select dropdown
	select.prop('disabled', true);
	setTimeout(function() { select.prop('disabled', false); }, 0);
	e.stopPropagation();

	// display options in our way (on SPACE, ENTER, ARROW-DOWN or mousedown)
	if (e.type == 'mousedown' \|\| e.which == 13 \|\| e.which == 32 \|\| e.which == 40 \|\| e.which == 63233) {
	open_func(e);

	// Prevent from closing the menu by general popover closing handler (popups_close())
	// We used to just stop propagation in onclick handler, but it didn't work
	// in Chrome where onclick handler wasn't invoked on mobile (#6705)
	popups_close_lock = new Date().getTime();

	return false;
	}
	})
	};

	/**
	* HTML editor textarea wrapper with nice looking tabs-like switch
	*/
	function html_editor_init(obj)
	{
	// Here we support two structures
	// 1. <div><textarea></textarea><select class="hidden"></div>
	// 2. <tr><td><td><td><textarea></textarea></td></tr>
	// <tr><td><td><td><input type="checkbox"></td></tr>

	var sw, is_table = false,
	editor = $(obj),
	parent = editor.parent(),
	plain_btn = $('<a class="mce-i-html" href="#" tabindex="-1"></a>')
	.attr('title', rcmail.gettext('htmltoggle'))
	.on('click', function(e) {
	if (rcmail.command('toggle-editor', {id: editor.attr('id'), html: true}, '', e.originalEvent)) {
	parent.addClass('ishtml');
	}
	})
	.on('keydown', function(e) {
	if (e.which == 9) { // TAB
	editor.focus();
	return false;
	}
	}),
	toolbar = $('<div class="editor-toolbar">').append(plain_btn);

	if (parent.is('td')) {
	sw = $('input[type="checkbox"]', parent.parent().next());
	is_table = true;
	}
	else {
	sw = editor.next('select.hidden');
	}

	// make the textarea autoresizeable
	textarea_autoresize_init(obj);

	// sanity check
	if (sw.length != 1) {
	return;
	}

	parent.addClass('html-editor');

	editor.after(toolbar).data('control', sw)
	.on('keydown', function(e) {
	// ALT + F10 is the way to access toolbar in TinyMCE, let's do the same for plain editor
	if (e.altKey && e.which == 121) {
	plain_btn.focus();
	}
	});

	if (is_table) {
	// Hide unwanted table cells
	sw.parents('tr').first().hide();
	parent.prev().hide();
	// Modify the textarea cell to use 100% width
	parent.addClass('col-sm-12');
	}
	};

	/**
	* Make the textarea autoresizeable depending on it's content length.
	* The way there's no vertical scrollbar.
	*/
	function textarea_autoresize_init(textarea)
	{
	var padding, minHeight,
	resize = function() {
	// Wait until the textarea is visible
	if (!textarea.scrollHeight) {
	return setTimeout(resize, 250);
	}

	if (!padding) {
	padding = parseInt($(textarea).css('padding-top')) + parseInt($(textarea).css('padding-bottom')) + 2;
	minHeight = $(textarea).height();
	}

	if (textarea.scrollHeight - padding <= minHeight) {
	return;
	}

	// To fix scroll-jump we'll re-apply scrollTop to the (scrolled) parent
	// after we reset textarea height
	var scroll_element, scroll_pos = 0;
	$(textarea).parents().each(function() {
	if (this.scrollTop > 0) {
	scroll_element = this;
	scroll_pos = this.scrollTop;
	return false;
	}
	});

	var oldHeight = $(textarea).outerHeight();
	$(textarea).outerHeight(0);
	var newHeight = Math.max(minHeight, textarea.scrollHeight);
	$(textarea).outerHeight(oldHeight);
	if (newHeight !== oldHeight) {
	$(textarea).height(newHeight);
	}

	if (scroll_pos) {
	scroll_element.scrollTop = scroll_pos;
	}
	};

	$(textarea).on('input', resize).trigger('input');
	};

	// Initializes smart list input
	function smart_field_init(field)
	{
	var tip, id = field.id + '_list',
	area = $('<div class="multi-input"><div class="content"></div><div class="invalid-feedback"></div></div>'),
	list = field.value ? field.value.split("\n") : [''];

	if ($('#' + id).length) {
	return;
	}

	// add input rows
	$.each(list, function(i, v) {
	smart_field_row_add($('.content', area), v, i, field);
	});

	area.attr('id', id);
	field = $(field);

	if (field.attr('disabled')) {
	area.hide();
	}
	// disable the original field anyway, we don't want it in POST
	else {
	field.prop('disabled', true);
	}

	if (field.data('hidden')) {
	area.hide();
	}

	field.after(area);

	if (field.hasClass('is-invalid')) {
	area.addClass('is-invalid');
	$('.invalid-feedback', area).text(field.data('error-msg'));
	}
	};

	function smart_field_row_add(area, value, idx, field, after)
	{
	// build row element content
	var input,
	elem = $('<div class="input-group">'
	+ '<input type="text" class="form-control">'
	+ '<span class="input-group-append"><a class="icon reset input-group-text" href="#"></a></span>'
	+ '</div>');

	input = elem.find('input').attr({
	value: value,
	name: field.name + '[]',
	size: $(field).data('size'),
	title: field.title,
	placeholder: field.placeholder
	})
	.keydown(function(e) {
	// element creation event (on Enter)
	if (e.which == 13) {
	var elem = smart_field_row_add(area, '', (new Date()).getTime(), field, input.parent());

	$('input', elem).focus();
	}
	// backspace or delete: remove input, focus previous one
	else if ((e.which == 8 \|\| e.which == 46) && input.val() == '') {
	var parent = input.parent(),
	siblings = area.children();

	if (siblings.length > 1) {
	if (parent.prev().length) {
	parent.prev().children('input').focus();
	}
	else {
	parent.next().children('input').focus();
	}

	parent.remove();
	return false;
	}
	}
	});

	// element deletion event
	elem.find('a.reset').click(function() {
	var record = $(this.parentNode.parentNode);

	if (area.children().length > 1) {
	$('input', record.next().length ? record.next() : record.prev()).focus();
	record.remove();
	}
	else {
	$('input', record).val('').focus();
	}
	});

	elem.find('input,a')
	.on('focus', function() { area.addClass('focused'); })
	.on('blur', function() { area.removeClass('focused'); });

	if (after) {
	after.after(elem);
	}
	else {
	elem.appendTo(area);
	}

	return elem;
	};

	// Reset and fill the smart list input with new data
	function smart_field_reset(field, data)
	{
	var id = field.id + '_list',
	list = data.length ? data : [''],
	area = $('#' + id).children('.content');

	area.empty();

	// add input rows
	$.each(list, function(i, v) {
	smart_field_row_add(area, v, i, field);
	});
	};

	/**
	* Register form errors, mark fields as invalid, display the error below the input
	*/
	function form_errors(tips)
	{
	$.each(tips, function() {
	var input = $('#' + this[0]).addClass('is-invalid');

	if (input.data('type') == 'list') {
	input.data('error-msg', this[2]);
	$('#' + this[0] + '_list > .invalid-feedback').text(this[2]);
	return;
	}

	input.after($('<span class="invalid-feedback">').text(this[2]));
	});
	};

	/**
	* Show/hide the navigation list
	*/
	function switch_nav_list(obj)
	{
	var records, height, speed = 250,
	button = $('a', obj),
	navlist = $(obj).next();

	if (!navlist.height()) {
	records = $('tr,li', navlist).filter(function() { return this.style.display != 'none'; });
	height = $(records[0]).height() \|\| 50;

	navlist.animate({height: (Math.min(5, records.length) * height + 1) + 'px'}, speed);
	button.addClass('collapse').removeClass('expand');
	$(obj).addClass('expanded');
	}
	else {
	navlist.animate({height: '0'}, speed);
	button.addClass('expand').removeClass('collapse');
	$(obj).removeClass('expanded');
	}
	};

	/**
	* Create a splitter (resizing) element on a layout column
	*/
	function splitter_init(node)
	{
	// Use id of the list element, if exists, as a part of the key, instead of action.column-id
	// This way e.g. the sidebar in Settings is always the same width for all Settings' pages
	var list_id = node.find('.scroller .listing').first().attr('id'),
	key = rcmail.env.task + '.' + (list_id \|\| (rcmail.env.action + '.' + node.attr('id'))),
	pos = get_pref(key),
	inverted = node.is('.sidebar-right'),
	set_width = function(width) {
	node.css({
	width: Math.max(100, width),
	// reset default properties
	// 'min-width': 100,
	flex: 'none'
	});
	};

	if (!node[inverted ? 'prev' : 'next']().length) {
	return;
	}

	$('<div class="column-resizer">')
	.addClass(inverted ? 'inverted' : null)
	.appendTo(node)
	.on('mousedown', function(e) {
	var ts, splitter = $(this), offset = node.position().left;

	// Makes col-resize cursor follow the mouse pointer on dragging
	// and fixes issues related to iframes
	splitter.addClass('active');

	// Disable selection on document while dragging
	// It can happen when you move mouse out of window, on top
	document.body.style.userSelect = 'none';

	// Start listening to mousemove events
	$(document)
	.on('mousemove.resizer', function(e) {
	// Use of timeouts makes the move more smooth in Chrome
	clearTimeout(ts);
	ts = setTimeout(function() {
	// For left-side-splitter we need the current offset
	if (inverted) {
	offset = node.position().left;
	}
	var cursor_position = rcube_event.get_mouse_pos(e).x,
	width = inverted ? node.width() + (offset - cursor_position) : cursor_position - offset;

	set_width(width);
	}, 5);
	})
	.on('mouseup.resizer', function() {
	// Remove registered events
	$(document).off('.resizer');
	$('iframe').off('.resizer');
	document.body.style.userSelect = 'auto';

	// Set back the splitter width to normal
	splitter.removeClass('active');

	// Save the current position (width)
	set_pref(key, node.width());
	});
	});

	if (pos) {
	set_width(pos);
	}
	};

	/**
	* Wrapper for rcmail.open_window to intercept window opening
	* and display a dialog with an iframe instead of a real window.
	*/
	function window_open(url, small, toolbar, force_window)
	{
	// Use 4th argument to bypass the dialog-mode e.g. for external windows
	if (!is_mobile() \|\| force_window === true) {
	// On attachment preview page we do not display the properties sidebar
	// so we can use a smaller window, as we do for print pages
	if (/_task=mail/.test(url) && /_action=get/.test(url)) {
	small = true;
	}

	return env.open_window.call(rcmail, url, small, toolbar);
	}

	// _extwin=1, _framed=1 are required to display attachment preview
	// layout properly and make mobile menus working
	url = rcmail.add_url(url, '_framed', 1);
	url = rcmail.add_url(url, '_extwin', 1);

	var label, title = '',
	props = {cancel_button: 'close', width: 768, height: 768},
	frame = $('<iframe>').attr({id: 'windowframe', src: url});

	if (/_action=([a-z_]+)/.test(url) && (label = rcmail.labels[RegExp.$1])) {
	title = label;
	}

	if (/_frame=1/.test(url)) {
	props.dialogClass = 'no-titlebar';
	}

	rcmail.simple_dialog(frame, title, null, props);

	return true;
	};

	/**
	* Get layout modes. In frame mode returns the parent layout modes.
	*/
	function layout_metadata()
	{
	if (is_framed) {
	var doc = $(parent.document.documentElement);

	return {
	mode: doc[0].className.match(/layout-([a-z]+)/) ? RegExp.$1 : mode,
	touch: doc.is('.touch'),
	};
	}

	return {mode: mode, touch: touch};
	};

	/**
	* Returns true if the layout is in 'small' or 'phone' mode
	*/
	function is_mobile()
	{
	var meta = layout_metadata();

	return meta.mode == 'phone' \|\| meta.mode == 'small';
	};

	/**
	* Returns true if the layout is in 'touch' mode
	*/
	function is_touch()
	{
	var meta = layout_metadata();

	return meta.touch;
	};

	/**
	* Get preference stored in browser
	*/
	function get_pref(key)
	{
	if (!prefs) {
	prefs = rcmail.local_storage_get_item('prefs.elastic', {});
	}

	// fall-back to cookies
	if (prefs[key] == null) {
	var cookie = rcmail.get_cookie(key);
	if (cookie != null) {
	prefs[key] = cookie;

	// copy value to local storage and remove cookie (if localStorage is supported)
	if (rcmail.local_storage_set_item('prefs.elastic', prefs)) {
	rcmail.set_cookie(key, cookie, new Date()); // expire cookie
	}
	}
	}

	return prefs[key];
	};

	/**
	* Saves preference value to browser storage
	*/
	function set_pref(key, val)
	{
	prefs[key] = val;

	// write prefs to local storage (if supported)
	if (!rcmail.local_storage_set_item('prefs.elastic', prefs)) {
	// store value in cookie
	var exp = new Date();
	exp.setYear(exp.getFullYear() + 1);
	rcmail.set_cookie(key, val, exp);
	}
	};
	}

	if (window.rcmail) {
	/**
	* Elastic version of show_menu as we don't need e.g. menu positioning from core
	* TODO: keyboard navigation in menus
	*/
	rcmail.show_menu = function(prop, show, event)
	{
	var name = typeof prop == 'object' ? prop.menu : prop,
	obj = $('#' + name);

	if (typeof prop == 'string') {
	prop = {menu: name};
	}

	// just delegate the action to rcube_elastic_ui
	return rcmail.triggerEvent(show === false ? 'menu-close' : 'menu-open', {name: name, obj: obj, props: prop, originalEvent: event});
	}

	/**
	* Elastic version of hide_menu as we don't need e.g. menus stack handling
	*/
	rcmail.hide_menu = function(name, event)
	{
	// delegate to rcube_elastic_ui
	return rcmail.triggerEvent('menu-close', {name: name, props: {menu: name}, originalEvent: event});
	}
	}
	else {
	// rcmail does not exists e.g. on the error template inside a frame
	// we fake the engine a little
	var rcmail = parent.rcmail,
	rcube_webmail = parent.rcube_webmail,
	bw = {};
	}

	var UI = new rcube_elastic_ui();

	// Improve non-inline datepickers
	if ($ && $.datepicker) {
	var __newInst = $.datepicker._newInst;

	$.extend($.datepicker, {
	_newInst: function(target, inline) {
	var inst = __newInst.call(this, target, inline);

	if (!inst.inline) {
	UI.datepicker_init(inst.dpDiv);
	}

	return inst;
	}
	});
	}

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