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	diff --git a/CHANGELOG b/CHANGELOG
	index 29024a70c..44c23822b 100644
	--- a/CHANGELOG
	+++ b/CHANGELOG
	@@ -1,1500 +1,1501 @@
	CHANGELOG RoundCube Webmail
	---------------------------

	2008/10/02 (alec)
	----------
	- Minimize "inline" javascript scripts use (#1485433)
	+- Fix folders css class setting for folder with names matching defined classes (#1485355)

	2008/10/01 (alec)
	- Fix spellchecking when switching to html editor (#1485362)
	- Fix compose window width/height (#1485396)
	- Allow calling msgimport.sh/msgexport.sh from any directory (#1485431)
	- Localized filesize units (#1485340)
	- Better handling of "no identity" and "no email in identity" situations (#1485117)

	2008/09/29 (alec)
	----------
	- Added 'mime_param_folding' option with possibility to choose
	long/non-ascii attachment names encoding eg. to be readable
	in MS Outlook/OE (#1485320)
	- Added "advanced options" feature in User Preferences
	- Fix unread counter when displaying cached massage in preview panel (#1485290)
	- Fix htmleditor spellchecking on MS Windows (#1485397)

	2008/09/25 (alec)
	----------
	- Fix problem with non-ascii attachment names in Mail_mime (#1485267, #1485096)

	2008/09/23 (alec)
	----------
	- Fix language autodetection (#1485401)
	- Fix button label in folders management (#1485405)
	- Fix collapsed folder not indicating unread msgs count of all subfolders (#1485403)
	- Fix handling of apostrophes in filenames decoded according to rfc2231

	2008/09/19 (thomasb)
	----------
	- Made config files location configurable (#1485215)

	2008/09/16 (alec)
	----------
	- Reduced memory footprint when forwarding attachments (#1485345)
	- Fix inline images handling when replying/forwarding html messages
	- Allow and use spellcheck attribute for input/textarea fields (#1485060)
	- Added icons for forwarded/forwarded+replied messages (#1485257)
	- Added Reply-To to forwarded emails (#1485315)
	- Display progress message for folders create/delete/rename (#1485357)
	- Smart Tags and NOBR tag support in html messages (#1485363, #1485327)

	2008/09/15 (thomasb)
	----------
	- Redesign of the identities settings (#1484042)
	- Add config option to disable creation/deletion of identities (#1484498)

	2008/09/15 (alec)
	----------
	- Added 'sendmail_delay' option to restrict messages sending interval (#1484491)

	2008/09/12 (alec)
	----------
	- Added vertical splitter for folders list resizing
	- Added possibility to view all headers in message view
	- Fixed splitter drag/resize on Opera (#1485170)
	- Fixed quota img height/width setting from template (#1484857)

	2008/09/12 (thomasb)
	----------
	- Refactor drag & drop functionality. Don't rely on browser events anymore (#1484453)
	- Insert "virtual" folders in subscription list (#1484779)
	- Added link to open message in new window

	2008/09/05 (thomasb)
	----------
	- Enable export of address book contacts as vCard
	- Respect Content-Location headers in multipart/related messages according to RFC2110 (#1484946)
	- Applied mime_decode patch by David Lublink
	- Allowed max. attachment size now indicated in compose screen (#1485030)
	- Also capture backspace key in list mode (#1484566)
	- Allow application/pgp parts to be displayed (#1484753)
	- Correctly handle options in mailto-links (#1485228)
	- Immediately save sort_col/sort_order in user prefs (#1485265)

	2008/09/04 (alec)
	----------
	- Truncate very long (above 50 characters) attachment filenames when displaying
	- Support \" and \\ in quoted strings when parsing BODYSTRUCTURE (mime.inc)
	- Allow 'readonly' atributes in input and textarea (#1485312)

	2008/09/03 (thomasb)
	----------
	- Allow to auto-detect client language if none set (#1484434)
	- Auto-detect the client timezone (user configurable)

	2008/09/03 (alec)
	----------
	- Add RFC2231 header value continuations support for attachment
	filenames + hack for servers that not support that feature
	- Fix Reply-To header displaying (#1485314)

	2008/09/02 (thomasb)
	----------
	- Add feature to import contacts from vcard files (#1326103)
	- Mark form buttons that provide the most obvious operation (mainaction)

	2008/08/30 (alec)
	----------
	- Improved HTML to TXT conversion by html2text class update
	to version 1.0.0

	2008/08/28 (alec)
	----------
	- Added option 'quota_zero_as_unlimited' (#1484604)
	- Added PRE handling in html2text class (#1484740)

	2008/08/28 (robin)
	----------
	- Added folder hierarchy collapsing

	2008/08/27 (alec)
	----------
	- Added options to use syslog instead of log file (#1484850)
	- Added Logging & Debugging section in Installer
	- Write to smtp log also sent MDN confirmations

	2008/08/26 (alec)
	----------
	- Removed support for PEAR::DB driver

	2008/08/21 (alec)
	----------
	- Add Content-Length header while attachments downloading (#1484256)
	- Fix In-Reply-To and References headers when composing saved draft
	message (#1485288)
	- Removed PHP4 class constructors
	- Fix html message charset conversion for charsets with underline (#1485287)
	- Fix buttons status after contacts deletion (#1485233)

	2008/08/21 (estadtherr)
	----------
	- Fix escaping of To: and From: fields when building message body for reply
	or forward in the HTML editor (#1484904)

	2008/08/15 (thomasb)
	----------
	- Use current mailbox name in template (#1485256)
	- Better fix for skipping untagged responses (#1485261)
	- Added pspell support patch by Kris Steinhoff (#1483960)
	- Enable spellchecker for HTML editor (#1485114)
	- Respect spellcheck_uri in tinyMCE spellchecker (#1484196)

	2008/08/09 (alec)
	----------
	- Case insensitive contacts searching using PostgreSQL (#1485259)

	2008/07/31 (thomasb)
	----------
	- Make default imap folders configurable for each user (#1485075)
	- Save outgoing mail to selectable folder (#1324581)
	- Fix hiding of mark menu when clicking th button again (#1484944)

	2008/07/21 (alec)
	----------
	- use long date format in print mode (#1485191)

	2008/07/18 (alec)
	----------
	- Updated TinyMCE to version 3.1.0.1

	2008/07/14 (thomasb)
	----------
	- Re-enable autocomplete attribute for login form (#1485211)
	- Check PERMANENTFLAGS before saving $MDNSent flag (#1484963, #1485163)

	2008/06/30 (alec)
	----------
	- Added flag column on messages list (#1484623)

	2008/06/24 (alec)
	----------
	- Patched Mail/MimePart.php (http://pear.php.net/bugs/bug.php?id=14232)

	2008/06/24 (alec)
	----------
	- Allow trash/junk subfolders to be purged (#1485085)

	2008/06/20 (alec)
	----------
	- Added Azerbaijani translation

	2008/06/20 (thomasb)
	----------
	- Store compose parameters in session and redirect to a unique URL

	2008/06/18 (thomasb)
	----------
	- Fixed CRAM-MD5 authentication (#1484819)
	- Add fallback to old 'skin_path' property

	2008/06/16 (alec)
	----------
	- Fixed sending emoticons
	- Fixed forwarding messages with one HTML attachment (#1484442)
	- Fixed encoding of message/rfc822 attachments and image/pjpeg handling (#1484914)

	2008/06/15 (alec)
	----------
	- Added option to select skin in user preferences
	WARNING: option 'skin_path' replaced by 'skin' option!

	2008/06/14 (alec)
	----------
	- Added option to disable displaying of attached images below the message body

	2008/06/13 (alec)
	----------
	- Added option to display images in messages from known senders (#1484601)
	- Updated PEAR::Mail_Mime
	- User preferences grouped in more fieldsets

	2008/06/12 (alec)
	----------
	- Fix corrupted MIME headers of messages in Sent folder (#1485111)
	- Fixed bug in MDB2 package: http://pear.php.net/bugs/bug.php?id=14124
	- Use keypress instead of keydown to select list's row (#1484816)

	2008/06/11 (alec)
	----------
	- Don't call expunge and don't remove message row after message move
	if flag_for_deletion is set to true (#1485002)

	2008/06/08 (alec)
	----------
	- Added option to disable autocompletion from selected LDAP address books (#1484922)

	2008/06/07 (thomasb)
	----------
	- Cleaned up localization names. Now named with lang_COUNTRY according to ISO 639-1/3166-1
	- Updated Catalan localization

	2008/06/06 (robin)
	----------
	- Add option to log successful logins

	2008/06/06 (alec)
	----------
	- TLS support in LDAP connections: 'use_tls' property (#1485104)

	2008/06/05 (alec)
	----------
	- Fix removing messages from search set after deleting them (#1485106)

	2008/06/03 (alec)
	----------
	- imap.inc: Fixed iil_MultLine(): use iil_ReadBytes() instead of iil_ReadLine()
	- imap.inc: Fixed iil_C_FetchStructureString() to handle many
	literal strings in response (#1484969)
	- imap.inc: Removed hardcoded data size in iil_ReadLine()

	2008/05/30 (alec)
	----------
	- Support for subfolders in default/protected folders (#1484665)
	- Disallowed delimiter in folder name (#1484803)
	- Support " and \ in folder names
	- Escape \ in login (#1484614)

	2008/05/29 (thomasb)
	----------
	- Better HTML sanitization with the DOM-based washtml script (#1484701)

	2008/05/29 (alec)
	----------
	- Polish localization folder renamed to pl_PL

	2008/05/28 (alec)
	----------
	- Fixed sorting of folders with non-ascii characters

	2008/05/21 (alec)
	----------
	- Localized pagetitle in Settings and Address Book

	2008/05/19 (alec)
	----------
	- Fixed Mysql DDL for default identities creation (#1485070)

	2008/05/16 (alec)
	----------
	- In Preferences added possibility to configure 'read_when_deleted',
	'mdn_requests', 'flag_for_deletion' options

	2008/05/15 (thomasb)
	----------
	- Make IMAP auth type configurable (#1483825)
	- Fix empty values with FROM_UNIXTIME() in rcube_mdb2 (#1485055)

	2008/05/15 (alec)
	----------
	- Fix attachment list on IE 6/7 (#1484807)

	2008/05/12 (estadtherr)
	----------
	- fix JavaScript in compose.html that shows cc/bcc fields if populated

	2008/05/12 (alec)
	----------
	- Updated PEAR::DB package to version 1.7.13

	2008/05/10 (alec)
	----------
	- Make password input fields of type password in installer (#1484886)

	2008/05/09 (alec)
	----------
	- Don't call CAPABILITY if was recieved as server's optional response
	on connect (RFC3501 [7.1])

	2008/05/08 (alec)
	----------
	- Don't attempt to delete cache entries if enable_caching is FALSE (#1485051)
	- Optimized messages sorting on servers without sort capability (#1485049)
	- Option 'use_SQL_address_book' replaced by 'address_book_type'
	- Corrected message headers decoding when charset isn't specified and improved
	support for native languages (#1485050, #1485048)

	2008/05/07 (davidke/richs)
	----------
	- Completed LDAP address book support so it can now write to an LDAP server.
	- Expanded LDAP configuration options to support LDAP server writes.
	- Modified config/main.inc.php.dist:
	New Option: $rcmail_config['use_SQL_address_book']
	Changed Option: $rcmail_config['ldap_public']['Verisign']

	2008/05/05 (alec)
	----------
	- Installer: encode special characters in DB username/password (#1485042)
	- Do charset conversion also for from/to column on messages list
	- Fix management of folders with national characters in names (#1485036, #1485001)

	2008/05/02 (alec)
	----------
	- Updated MDB2 package to version 2.5.0b1
	- Updated MDB2 pgsql, mysql, mysqli, sqlite drivers to version 1.5.0b1
	- Updated MDB2 mssql driver to version 1.3.0b1
	- Fixed identities saving when using MDB2 pgsql driver (#1485032)

	2008/05/01 (alec)
	----------
	- Fix BCC header reset (#1484997)

	2008/04/30 (thomasb)
	----------
	- Introduce new application class 'rcmail' and get rid of some global vars

	2008/04/29 (alec)
	----------
	- improved messages list performance - patch from Justin Heesemann

	2008/04/23 (alec)
	----------
	- Append skin_path to images location only when it starts
	with '/' sign (#1484859)

	2008/04/20 (estadtherr)
	----------
	- fix parse_attrib_string to handle unquoted values, which fixes
	display issues with HTML messages that do not quote attributes

	2008/04/17 (alec)
	----------
	- Fix IMAP response in message body when message has no body (#1484964)
	- Updated PEAR::Auth_SASL to 1.0.2
	- Fix non-RFC dates formatting (#1484901)

	2008/04/16 (estadtherr)
	----------
	- Fix mail sending with new TinyMCE

	2008/04/16 (alec)
	----------
	- Fix typo in set_charset() (#1484991)
	- Decode entities when inserting HTML signature to plain text message (#1484990)

	2008/04/15 (estadtherr)
	----------
	- HTML editing is now working with PHP5 updates and TinyMCE v3.0.6
	- fix signature loading on Windows (#1484545)
	- add language support to HTML editing (#1484862)

	2008/04/15 (alec)
	----------
	- Fix remove signature when replying (#1333167)
	- Fix problem with line with a space at the end (#1484916)
	- Don't send set_env() in ajax response when env array is empty
	- Fix <!DOCTYPE> tag filtering (#1484391)
	- Fix <?xml> tag filtering (#1484403)

	2008/04/14 (alec)
	----------
	- Added sections (fieldset+label) in Settings interface

	2008/04/12 (alec)
	----------
	- Fixed and optimized 'read_when_deleted': mark as read on server side
	in one action when marking as deleted, fixed js bugs when deleting
	from message preview page

	2008/04/12 (thomasb)
	----------
	- Changed codebase to PHP5 with autoloader
	- Added some new classes from devel-vnext branch

	2008/04/11 (alec)
	----------
	- Mark as read in one action with message preview (#1484972)
	- Delete redundant quota reads (#1484972)
	- Add options for empty trash and expunge inbox on logout (#1483863)

	2008/04/10 (alec)
	----------
	- Add rows highlighting in onmousemove on ksearch list
	- Remove lines wrapping when displaying message
	- Fix month localization
	- Do ob_start/ob_end_clean when reading config files (#1484624)
	- Fix debug (ajax) console

	2008/04/02 (alec)
	----------
	- Updated timezones list (#1484908)
	- Fix design in Settings (#1484799)
	- Fix deleting messages after clicking on "All" (#1484838)
	- Fix sorting o0f message list when default folder is empty (#1484317)
	- Fix creating a new folder w/a comma in its name (#1484681)

	2008/04/01 (thomasb)
	----------
	- Fix Enter problem on login (#1484839)
	- Make the http-received header in outgoing mails configurable

	2008/03/30 (till)
	----------
	- Fix Firefox problem with ob_gzhandler (#1484932)
	- Improve message previewpane - less loading (#1484316)

	2008/03/28 (thomasb)
	----------
	- Disable installer by default; add config option to enable it again

	2008/03/24 (till)
	----------
	- Don't send mark requests for already marked messages (#1484906)
	- Fix "quote inside a quote" (#1484783)

	2008/03/23 (till)

	- Applied patch to strip newlines from headers (#1484811)
	- Applied patch to trim login (#1484231)
	- Added robots.txt
	- Fix attachment problem when restoring saved draft without body (#1484506)
	- Fix call to undefined function decrypt_passwd()

	2008/03/21 (thomasb)
	----------
	- Add configurable default charset for message decoding
	- Applied patch to fix mime decoding an folder subscription (#1484191)
	- Applied patch to correctly quote email recipient strings (#1484191)
	- Fix wrong charset aliases (#1484818 and #1484598)
	- Remove hard-coded size of logo image (#1484378)
	- Strip slashes from virtuser email values (#1484700)
	- Fixed message part window display in IE6 (#1484610)

	2008/02/28 (thomasb)
	----------
	- Fix folder adding/renaming inspired by #1484800
	- Applied patch by Emanuele Rocca to make LDAP filters work with or without brackets
	- Fix quirky message selection
	- Completed installer

	2008/02/20 (thomasb)
	----------
	- Localize folder name in page title (#1484785)
	- Fix code using wrong variable name (#1484018)
	- Allow to send mail with BCC recipients only
	- Remove MDN headers before saving in sent folder

	2008/02/12 (estadtherr)
	----------
	- fix switching between HTML/plain composing (#1484752)
	- condense TinyMCE toolbar down to one line, removing table buttons (#1484747)
	- fix image removal in message display when message HTML includes JS event handlers

	2008/02/11 (thomasb)
	----------
	- Add function to mark the selected messages as read/unread (#1457360)
	- Also do charset decoding as suggested in RFC 2231 (fix #1484321)
	- Show message count in folder list and hint when creating a subfolder

	2008/02/08 (thomasb)
	----------
	- Distinguish ssl and tls for imap connections (#1484667)
	- Added some charset aliases to fix typical mis-labelling (#1484565)

	2008/02/07 (thomasb)
	----------
	- Remember decision to display images for a certain message during session (#1484754)
	- Truncate attachment filenames to 55 characters due to an IE bug (#1484757)
	- Fix size of the attachment preview frame (#1484758)

	2008/02/05 (thomasb)
	----------
	- Fix regular expression for checking e-mail address (#1484710)
	- Make sending of read receipts configurable
	- Respect config when localize folder names (#1484707)
	- Applied patch for updating page title (#1484727, #1484650)
	- Applied patch to prevent from purging inbox by uberlinuxguy (#1484449)
	- Applied patch to prevent bad header delimiters (#1484751)
	- Also send search request when deleting a contact (#1484620)
	- Add CSS hack for Safari

	2008/02/02 (thomasb)
	----------
	- Always update $CONFIG with user prefs (#1484729)
	- Don't ask for MDN confirmations on drafted messages (#1484691)
	- Also respect receipt and priority settings when re-opening a draft message

	2008/01/31 (robin)
	----------
	- Remember search results (closes #1483883), patch by the_glu

	2008/01/08 (tomekp)
	----------
	- add he (Hebrew) localization (#1484713)

	2008/01/08 (tomekp)
	----------
	- update fr localization

	2008/01/04 (tomekp)
	- purge kur_KU because it has no messages translation
	- bump copyright for all localization files

	2007/12/31 (tomekp)
	----------
	- update es localization

	2007/12/28 (tomekp)
	----------
	- update mk localization

	2007/12/27 (tomekp)
	----------
	- update se localization

	2007/12/13 (robin)
	----------
	- Add Received header on outgoing mail

	2007/12/10 (estadtherr)
	----------
	- Upgrade to TinyMCE 2.1.3
	- Allow inserting image attachments into HTML messages while composing (#1484557)

	2007/12/10 (thomasb)
	----------
	- Delegate user-stuff to new class rcube_user
	- Implement Message-Disposition-Notification (Receipts)

	2007/12/05 (tomekp)
	----------
	- update bg, uk localization

	2007/12/04 (tomekp)
	----------
	- update bg localization

	2007/11/25 (thomasb)
	----------
	- Applied UID fetch patch by Glen Ogilvie
	- Applied patch for correct Postgres instructions from ticket #1484674
	- Fix overriding of session vars when register_globals is on (#1484670)
	- Fix wrong Postgres setup instructions in INSTALL (#1484674)
	- Fix bug with case-sensitive folder names (#1484245)
	- Don't create default folders by default
	- Added Georgian localization by Zaza Zviadadze
	- Updated Russian localization
	- Fixed some potential security risks (audited by Andris)
	- Only show new messages if they match the current search (#1484176)

	2007/11/20 (tomekp)
	----------
	- add Korean (kr) localization

	2007/11/14 (tomekp)
	----------
	- update id_ID localization

	2007/11/06 (thomasb)
	----------
	- Switch to/from when searcing in Sent folder (#1484555)
	- Correctly read the References header (#1484646)
	- Unset old cookie in before sending a new value (#1484639)
	- Correctly decode attachments when downloading them (#1484645 and #1484642)

	2007/10/22 (tomekp)
	----------
	- update ru, eo localizations

	2007/10/17 (thomasb)
	----------
	- Make message listing less error prone

	2007/10/10 (thomasb)
	----------
	- Suppress IE errors when clearing attachments form (#1484356)
	- Set preferences field in user table to NULL (#1484386)
	- Log error when login fails due to auto_create_user turned off
	- Update UPGRADING instructions

	2007/10/05 (tomekp)
	----------
	- Add Esperanto localization

	2007/10/04 (Stiwi)
	----------
	- Updated German localization

	2007/10/04 (yllar)
	----------
	- Added Malay localization
	- Updated Lithuanian localization

	2007/09/27 (tomekp)
	----------
	- Update dutch localization (closes #1484588)

	2007/09/29 (thomasb)
	----------
	- Filter linked/imported CSS files (closes #1484056)


	2007/09/27 (tomekp)
	----------
	- Update brazilian portuguese localization (#1484580)

	2007/09/26 (thomasb)
	----------
	- Improve message compose screen (closes #1484383)
	- Select next row after removing one from list (#1484387)


	2007/09/26 (tomekp)
	----------
	- Add polish labels for changes in r816.
	- Update polish localization (#1484579)
	- Update thai localization (#1484578)

	2007/09/25 (robin)
	----------
	- Enable drag-/dropping of folders to a new parent folder (#1457344)


	2007/09/24 (robin)
	----------
	- Fix preview pane size for Safari & Konqueror (#1484187)


	2007/09/20 (robin)
	----------
	- Make smtp HELO/EHLO hostname configurable (#1484067)


	2007/09/19 (thomasb)
	----------
	- IPv6 Compatability (#1484322), Patch #1484373
	- Unlock interface when message sending fails (#1484570)
	- Eval PHP code in template includes (if configured)
	- Show message when folder is empty. Mo more static text in table (#1484395)
	- Only display unread count in page title when new messages arrived
	- Show mailbox name in page title


	2007/09/09 (thomasb)
	----------
	- Fixed wrong delete button tooltip (#1483965)
	- Fixed charset encoding bug (#1484429)
	- Applied patch for LDAP version (#1484552)
	- Improved XHTML validation


	2007/09/05 (thomasb)
	----------
	- Fix message list selection (#1484550)
	- Better fix lowercased usernames (#1484473)
	- Update pngbehavior Script as suggested in #1484490


	2007/08/29 (richs)
	----------
	- Fixed moving/deleting messages when more than 1 is selected

	2007/08/15 (thomasb)
	----------
	- Applied patch for LDAP contacts listing by Glen Ogilvie
	- Applied patch for more address fields in LDAP contacts (#1484402)
	- Close LDAP connections on script shutdown


	2007/08/13 (thomasb)
	----------
	- Add alternative for getallheaders() (fix #1484508)
	- Revert changes for mbstring usage (fix #1484509)


	2007/08/10 (thomasb)
	----------
	- Identify mailboxes case-sensitive
	- Sort mailbox list case-insensitive (closes #1484338)
	- Fix display of multipart messages from Apple Mail (closes #1484027)
	- 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 #1484426)
	- Added //IGNORE to iconv call (patch #1484420, closes #1484023)
	- Check if mbstring supports charset (#1484290 and #1484292)
	- Prefer iconv over mbstring (as suggested in #1484292)
	- Check filesize of template includes (#1484409)
	- Updated Simplified Chinese localization
	- Added Ukrainian translation


	2007/08/09 (richs)
	----------
	- Fixed bug with buttons not dimming/enabling properly after switching folders
	- Fixed compose window becoming unresponsive after saving a draft (#1484487)
	- Re-enabled "Back" button in compose window now that bug #1484487 is fixed
	- Fixed unresponsive interface issue when downloading attachments (#1484496)
	- Lowered status message time from 5 to 3 seconds to improve responsiveness
	- Added note to INSTALL about .htaccess limiting upload_max_filesize
	- 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 (#1484499)
	- Fixed empty-message sending with TinyMCE plain-text mode, or if it's not installed


	2007/07/03 (thomasb)
	----------
	- Added Macedonian (Slavic FYROM) localization
	- Fix status message bug #1484464 with regard to #1484353
	- Fix address adding bug reported by David Koblas
	- Applied socket error patch by Thomas Mangin


	2007/06/28 (tomekp)
	----------
	- fix typos in Polish localization (Janusz Zamecki)


	2007/06/27 (tomekp)
	----------
	- Update Polish (Janusz Zamecki), Croatian (Svebor Prstacic) localization


	2007/06/12 (thomasb)
	----------
	- Updated Turkish, Polish, Finnish/Suomi, Japanese, Hungarian, Greek, Euskara localization
	- Added Irish/Gaelic translation
	- Little correction in Swedish translation
	- Quote username for virtuser_query
	- Pass-by-reference workarround for PHP5 in sendmail.inc


	2007/06/04 (estadtherr)
	----------
	- Fixed bug in HTML->Plain editor toggling


	2007/05/28 (thomasb)
	---------
	- Fixed buggy imap_root settings (closes #1484379)
	- Prevent default events on subject links (#1484399)
	- Typo in rcube_smtp.inc


	2007/05/23 (estadtherr)
	----------
	- Upgrade to TinyMCE v2.1.1.1


	2007/05/18 (thomasb)
	----------
	- Use HTTP-POST requests for actions that change state


	2007/05/17 (thomasb)
	----------
	- Updated Catalan, Russian, Portuguese, Slovak and Chinese translations
	- Renamed localization folder for Chinese (Big5)
	- Chanegd Slovenian language code from 'si' to 'sl'
	- Added Sinhala (Sri-Lanka) localization
	- Use global filters and bind username/ for Ldap searches (#1484159)
	- Hide quota display if imap server does not support it
	- Hide address groups if no LDAP servers configured
	- Add link to message subjects (closes #1484257)
	- Better SQL query for contact listing/search (closes #1484369)


	2007/05/13 (thomasb)
	----------
	- Updated Norwegian (bokmal), Czech, Danish and Portuguese (standard) translation
	- Fixed marking as read in preview pane (closes #1484364)
	- CSS hack to display attachments correctly in IE6
	- Wrap message body text (closes #1484148)


	2007/05/03 (yllar)
	----------
	- Updated French, Lithuanian, Armenian, Spanish and Italian translations


	2007/05/01 (thomasb)
	----------
	- Updated German, Euskara, Hungarian, Romanian and Spanish translation
	- Added Hindi and Kurdish localization


	2007/04/28 (thomasb)
	----------
	- LDAP access is back in address book (closes #1484087)
	- Added search function for contacts
	- New Template parsing and output encoding
	- Fixed bugs #1484119 and #1483978


	2007/04/08 (thomasb)
	----------
	- Fixed message moving procedure (closes #1484308)
	- Fixed display of multiple attachments (closes #1466563)
	- Fixed check for new messages (closes #1484310)
	- List attachments without filename


	2007/03/27 (thomasb)
	----------
	- New session authentication: Change sessid cookie when login, authentication with sessauth cookie is now configurable.
	Should close bugs #1483951 and #1484299


	2007/03/23 (thomasb)
	----------
	- Correctly translate mailbox names (closes #1484276)
	- Quote e-mail address links (closes #1484300)


	2007/03/21 (thomasb)
	----------
	- Updated PEAR::Mail_mime package
	- Added Persian localization
	- Updated Catalan and Brazilian Portuguese translations
	- Updated INSTALL manual with a note about database passwords
	- Accept single quotes for HTML attributes when modifying message body (thanks Jason)
	- Sanitize input for new users/identities (thanks Colin Alston)


	2007/03/19 (thomasb)
	----------
	- Don't download HTML message parts
	- Convert HTML parts to plaintext if 'prefer_html' is off
	- Correctly parse message/rfc822 parts (closes #1484045)
	- Code cleanup


	2007/03/18 (thomasb)
	----------
	- Also use user_id for unique key in messages table (closes #1484074)
	- Hide contacts drop down on blur (closes #1484203)
	- 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
	- Replaced old JS function calls.


	2007/03/13 (thomasb)
	----------
	- Applied patch for attachment download by crichardson (closes #1484198)
	- Fixed bug in Postgres DB handling (closes #1484068)
	- Fixed bug of invalid calls to fetchRow() in rcube_db.inc (closes #1484280)
	- Fixed array_merge bug (closes #1484281)
	- Fixed flag for deletion in list view (closes #1484264)
	- Finally support semicolons as recipient separator (closes ##1484251)
	- Fixed message headers (subject) encoding


	2007/03/04 (tomekp)
	----------
	- check if safe mode is on or not (closes #1484269)


	2007/03/02 (thomasb)
	----------
	- Show "no subject" in message list if subject is missing (closes #1484243)
	- Solved page caching of message preview (closes #1484153)
	- Only use gzip compression if configured (closes #1484236)


	2007/02/25 (estadtherr)
	----------
	- Fixed priority selector issue (#1484150)
	- Upgraded to TinyMCE v2.1.0


	2007/02/21 (thomasb)
	----------
	- Fixed some CSS issues in default skin (closes #1484210 and #1484161)
	- Prevent from double quoting of numeric HTML character references (closes #1484253)


	2007/02/07 (tomekp)
	----------
	- Updated (bg) translation (Doichin Dokov)


	2007/02/06 (tomekp)
	----------
	- Updated (pl) translation
	- Updated (pt_BR) translation (Robson F. Ramaldes)
	- Big cleanup in program/localization


	2007/02/05 (thomasb)
	----------
	- Updated Italian, Slovenian, Greek, Bulgarian, Hungarian and Croatian translation


	2007/01/07 (estadtherr)
	----------
	- Fixed display of HTML message attachments (closes #1484178)


	2007/01/07 (thomasb)
	----------
	- Applied patch for preview caching (closes #1484186)
	- Added Thai and Vietnamese localization files


	2006/12/29 (thomasb)
	----------
	- Added error handling for attachment uploads
	- Use multibyte safe string functions where necessary (closes #1483988)
	- Updated Swiss German localization (de_CH)


	2006/12/22 (thomasb)
	----------
	- 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


	2006/12/20 (thomasb)
	----------
	- Fixed wrong message listing when showing search results (closes #1484131)
	- Introduced functions Q() and JQ() as aliases for rep_specialchars_output()
	- Show remote images when opening HTML message part as attachment


	2006/12/17 (thomasb)
	----------
	- Added patch by Ryan Rittenhouse & David Glick for a resizeable preview pane


	2006/12/06 (thomasb)
	----------
	- Improve memory usage when sending mail (closes #1484098)
	- Mark messages as read once the preview is loaded (closes #1484132)
	- Include smtp final response in log (closes #1484081)


	2006/12/04 (thomasb)
	----------
	- Corrected date string in sent message header (closes #1484125)
	- Correclty choose "To" column in sent and draft mailboxes (closes #1483943)
	- Changed srong tooltips for message browse buttons (closes #1483930)


	2006/12/03 (estadtherr)
	----------
	- Added fix to convert HTML signatures for plain text messages
	- Fixed signature delimeter character to be standard (Bug #1484035)


	2006/12/01 (thomasb)
	----------
	- Implemented preview pane
	- Fixed XSS vulnerability (Bug #1484109)
	- Remove newlines from mail headers (Bug #1484031)
	- Selection issues when moving/deleting (Bug #1484044)
	- Applied patch of Clement Moulin for imap host auto-selection
	- ISO-encode IMAP password for plaintext login (Bugs #1483977 & #1483886)
	- Fixed folder name encoding in subscription list (Bug #1484113)
	- Fixed JS errors in identity list (Bug #1484120)
	- Show client debug console on debug_level 8
	- Added Serbian translation
	- Updated Spanish and Bulgarian localization


	2006/11/22 (robin)
	----------
	- Fix a bug introduced with Shift-Del yesterday


	2006/11/21 (robin)
	----------
	- Add missing nl_NL translations
	- Translate foldernames in folder form (closes #1484113)


	2006/11/21 (robin)
	----------
	- 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


	2006/11/17 (robin)
	----------
	- Re-initialize message list after shift-select and delete


	2006/11/16 (robin)
	----------
	- Fixed updating message list after expunge and purge
	- Fetch all aliases if virtuser_query is used instead
	of only the first one


	2006/11/11 (estadtherr)
	----------
	- fixed deletion/moving of messages from within "show" page


	2006/11/09 (thomasb)
	----------
	- Little bugfix in HTML encoding
	- Fixed encoding issues and delete-on-reply problem
	- Corrected template parsing


	2006/11/07 (estadtherr)
	----------
	- Upgraded to TinyMCE v2.0.8
	- Fixed CSS path for editor popups

	2006/09/26 (estadtherr)
	----------
	- Added spellchecker plugin to TinyMCE configuration
	- Fixed HTML/Plain toggle labels


	2006/09/24 (thomasb)
	----------
	- Partial client re-write with a common list class
	- Re-enabled multi select of contacts (Bug #1484017)
	- Enable contact editing right after creation (Bug #1459641)
	- Updated Hungarian, Estonian and Traditional Chinese localization


	2006/09/19 (thomasb)
	----------
	- Correct UTF-7 to UTF-8 conversion if mbstring is not available


	2006/09/13 (estadtherr)
	----------
	- Introduction of TinyMCE HTML editor support for message composition and signatures
	Note : a new column is added to the "identities" database table


	2006/09/12 (estadtherr)
	----------
	- Fixed html2text treatment of table headers (Bug #1484020)
	- Fixed IMAP fetch of message body (Bug #1484019)


	2006/09/08 (thomasb)
	----------
	- Fixed safe_mode problems (Bug #1418381)
	- Fixed wrong header encoding (Bug #1483976)


	2006/09/07 (thomasb)
	----------
	- Made automatic draft saving configurable
	- Fixed JS bug when renaming folders (Bug #1483989)
	- Don't wait for complete page load when calling JavaScript init()
	- Some improvements to prevent session expiration
	- Prevent from double submit of spell check requests


	2006/09/01 (thomasb)
	----------
	- Imporoved message parsing and HTML validation
	- Added quota display as image (by Brett Patterson)
	- Corrected creation of a message-id
	- Updated Norwegian (bokmal) localization


	2006/08/30 (thomasb)
	----------
	- New indentation for quoted message text
	- Improved HTML validity


	2006/08/28 (estadtherr)
	----------
	- Fixed URL character set (Ticket #1445501)
	- Fixed saving of contact into MySQL from LDAP query results (Ticket #1483820)


	2006/08/25 (thomasb)
	----------
	- Fixed folder renaming: unsubscribe before rename (Bug #1483920)
	- Finalized new message parsing (+ chaching)
	- Updated SQL scripts and UPGRADING instructions


	2006/08/23 (thomasb)
	----------
	- Updated Polish, Portuguese, Latvian, Chinese and Japanese localization


	2006/08/20 (thomasb)
	----------
	- Fixed wrong usage of mbstring (Bug #1462439)
	- Set default spelling language (Ticket #1483938)
	- Added support for Nox Spell Server


	2006/08/18 (thomasb)
	----------
	- Re-built message parsing (Bug #1327068)
	Now based on the message structure delivered by the IMAP server.
	- Fixed some XSS and SQL injection issues


	2006/08/10 (thomasb)
	----------
	- Fixed charset problems with folder renaming


	2006/08/04 (thomasb)
	----------
	- Fixed Bug in saving identities (Ticket #1483915)
	- Set folder name in window title (Bug #1483919)
	- Don't add imap_root to INBOX path (Bug #1483816)
	- Attempt to create default folders only after login
	- Avoid usage of $CONFIG in rcube_imap class


	2006/07/30 (thomasb)
	----------
	- Alter links in HTML messages (Bug #1326402)
	- Added fallback if host not found in 'mail_domain' array
	- Applied patch of Charles to highlight droptargets (Ticket #1473034)
	- Fixed folder renaming (Bug #1483914)
	- Added confirmation message after deleting a folder


	2006/07/25 (thomasb)
	----------
	- Made folder renaming a bit more ajax-style
	- Changed rename-labels and German translation
	- Fixed addressbox countbar width (Bug #1483845)
	- Fixed refresh interval problems in Safari (Bug #1483902)
	- Fixed clear_message_list_header() errors (Bug #1483898)
	- Sanity check of $message_set in imap.inc (Bug #1443200)
	- Added correct changing of message list headers for Sent folder
	- Updated Spanish localization (Ticket #1483887)
	- Applied patch #1483846


	2006/07/24 (richs)
	----------
	- Draft window no longer reloads. It saves to an iframe in the background instead (fixes bug #1483869)
	- Draft timer now part of program/js/app.js instead of skins/default/templates/compose.inc
	- Draft saving now properly returns an error when saving fails
	- Draft timer stops and resets properly when attachments are uploaded, or when saving manually
	- Old compose session/attachments are now cleaned up when a new/forward/reply/draft is made/opened


	2006/07/19 (thomasb)
	----------
	- Correct entity encoding of link urls (HTML validity)
	- Improved usability in compose step (Ticket #1483807)
	- Added absolute URLs to several buttons (for "open in new window")
	- Applied patch #1328032
	- Fixed Bug/Patch #1443200


	2006/07/18 (thomasb)
	----------
	- Fixed password with spaces issue (Bug #1364122)
	- Replaced _auth hash with second cookie (Ticket #1483811)
	- Don't use get_input_value() for passwords (Bug #1468895)
	- Made password encryption key configurable
	- Minor bugfixes with charset encoding
	- Added <label> tags to forms (Ticket #1483810)


	2006/07/07 (thomasb)
	----------
	- Fixed INSTALL_PATH bug #1425663


	2006/07/03 (richs)
	----------
	- Fixed compatibility with in-body email addresses containing "+" (Bug #1483836)
	- Updated French localizations (Ticket #1483862)
	- Incoming messages can now be moved to Drafts, edited, saved, then moved back (Feature #1436191)
	- Added Firefox workaround when clicking whitespace to drag messages (Bug #1483857)
	- Corrected Dutch and Italian localizations (Ticket #1483851 and #1483848)
	- Enabled 'Empty' (purge) command for Junk mailbox (defined in main.inc.php)


	2006/06/30 (richs)
	----------
	- Fixed empty INBOX compatibility bug (Patch #1443200)
	- Temporarily fixed French "compact" localization (Patch #1483862)
	- Fixed "Select All" not working with Delete interface button (Bug #1332434)
	- Fixed messsage list column compatibility with Konqueror (Bug #1395711)
	- Fixed "unread count" in window title when count changed (Bug #1483812)
	- Fixed DB error when deleting from message table (Patch #1483835)


	2006/06/29 (richs)
	----------
	- Added ability to remove attachments (Feature #1436721)
	- Default folders are now auto-created on first login (Feature #1471594)
	- Fixed compatibility with folder apostrophes (e.g.: Joe's Folder) (Bug #1429458)
	- Corrected Italian localizations
	- Tweaked rename-folder form to clear after a rename


	2006/06/26 (richs)
	----------
	- Added button to immediately check for new messages
	- New message checking now displays status "Checking for new messages..."
	- New message checking now looks for unread messages in all mailboxes (Feature #1326401)
	- Task buttons now respond to clicks by darkening (as in other applications)
	- Fixed "Sender" column changing to "Recipient" for "Sent" and "Drafts" message lists
	- Added ability to sort messages by "Size"
	- Added ability to rename folders (Feature #1326396)
	- Added 'protect_default_folders' option to main.inc.php to prevent renames/deletes/unsubscribes of default folders
	- Corrected 5 typos of "INSTLL" to "INSTALL" in program/include/main.inc


	2006/06/25
	----------
	- Changed behavior to include host-specific configuration (Bug #1483849)
	- Assume ISO-8859-1 encoding of mail messages by default (Patch #1483839)
	- Fixed spell checker to work with the new URL at google.com
	- Some memory and security optimizations sendmail.inc
	- Updated UGRADING description


	2006/06/19
	----------
	- Added Drafts support (Feature #1326839) (richs)


	2006/06/02
	----------
	- Updated Estonian localization and moved from ee to et
	- Added Bulgarian localization


	2006/05/25
	----------
	- Finalized GoogieSpell integration


	2006/05/18
	----------
	- Added Arabic and Armenian localizations
	- Updated Russian localization
	- Removed MDB2 classes from repository. Install them seperately if used.
	- Updated MDB2 wrapper class contributed by Lukas Kahwe Smith
	- Allow & in e-mail addresses


	2006/05/05
	----------
	- Fixed typos in function rcube_button() (Bugs #1473198 and #1473201)
	- Check for zlib.output_compression before using ob_gzhandler (Bug #1471069)
	- Casting date parts in iil_StrToTime() to avoid warnings (Bug #1482140)
	- Corrected INSTALL description (Bug #1476106)
	- Added charset to javascript HTTP headers
	- Fixed Opera bug with CC and BCC fields (Bug #1474576)
	- Changed login page title regarding product name (Bug #1476413)
	- Pimped search function
	- Applied attachment viewing/forwarding patches by Andrew Fladmark
	- Applied prev/next patch by Leonard Bouchet
	- Applied patches by Mark Bucciarelli
	- Applied patch for requesting receipts by Salvatore Ansani
	- Integrated GoogieSpell as suggested by phil (styling is not perfect yet, localization is missing)


	2006/04/13
	----------
	- Added Slovenian localization
	- Updated Portuguese localization
	- Fixed parent.location problem for compose-links
	- Added sort order saving patch by Jacob Brunson
	- Added gzip compression support


	2006/04/02
	----------
	- Added Lithuanian localization
	- Improved search function
	- Added version string as template object
	- Load host-specific configuration file (see config/main.inc.php)
	- New config parameter adding domain to user names for login
	- Strip tags on _auth, _action, _task parameters
	- Corrected labels for next/previous page buttons in address book


	2006/03/23
	----------
	- Auto-detect mail header delimiters
	- Regard daylight savings
	- Localized quota display
	- Started implementing search function


	2006/03/20
	----------
	- Avoid error message when saving an unchanged identity (Bug #1429510)
	- Fixed hard-coded cols selection for sent folder (Bug #1354586)
	- Enable some HTML links for use with "open in new window" or "save target"
	- Check meta-key instead of ctrl on Macs
	- Ignore double clicks when holding down a modifier key
	- Fixed reloading of the login page
	- Fixed typo in compose template (Bug #1446852)
	- Added compose button to message read step (Request #1433288)
	- New config parameter for persistent database connections (Bug #1431817)


	2006/03/14
	----------
	- Don't remove internal HTML tags in plaintext messages
	- Improved error handling in DB connection failure


	2006/02/22
	----------
	- Updated localizations
	- Fixed bug #1435989


	2006/02/19
	----------
	- Updated localizations
	- Applied patch of Anders Karlsson
	- Applied patch of Jacob Brunson
	- Applied patch for virtuser_query by Robin Elfrink
	- Added support for References header (patch by Auke)
	- Added support for mbstring module by Tadashi Jokagi
	- Added function for automatic remove of slashes on GET and POST vars
	if magic_quotes is enabled


	2006/02/05
	----------
	- Added Slovak, Hungarian, Bosnian and Croation translation
	- Fixed bug when inserting signatures with !?&
	- Chopping message headers before inserting into the message cache table
	(to avoid bugs in Postgres)
	- Allow one-char domains in e-mail addresses
	- Make product name in page title configurable
	- Make username available as skin object
	- Added session_write_close() in rcube_db class destructor to avoid problems
	in PHP 5.0.5
	- Use move_uploaded_file() instead of copy() for a more secure handling of
	uploaded attachments
	- Additional config parameter to show/hide deleted messages
	- Added periodic request for checking new mails (Request #1307821)
	- Added EXPUNGE command
	- Optimized loading time for mail interface
	- Changed to full UTF-8 support
	- Additional timezones (Patch #1389912)
	- Added LDAP public search (experimental)
	- Applied patch for correct ctrl/shift behavior for message selection (Bug #1326364)
	- Casting to strings when adding empty headers to message cache (Bug #1406026)
	- Skip sender-address as recipient when Reply-to-all
	- Fixes in utf8-class
	- Added patch for Quota display by Aury Fink Filho <nuny@aury.com.br>
	- Added garbage collector for message cache
	- Added patches for BCC headers


	2005/12/16
	----------
	- Added Turkish and Simplified Chinese translation
	- Use virtusertable to resolve e-mail addresses at login
	- Configurable mail_domain used to compose correct e-mail addresses
	on first login


	2005/12/03
	----------
	- Added Finnish, Romanian, Polish, Czech, British, Norwegian, Greek, Russian,
	Estonian and Chinese translation
	- Get IMAP server capabilities in array
	- Check for NAMESPACE capability before sending command
	- Set default user language from config 'locale_string'
	- Added sorting patch for message list
	- Make default sort col/order configurable
	- Fixed XSS in address book and identities
	- Added more XSS protection (Bug #1308236)
	- Added tab indexes for compose form
	- Added 'changed' col to contacts table
	- Support for 160-bit session hashes
	- Added input check for contacts and identities (Patch #1346523)
	- Added messages/warning to compose step (Patch #1323895)
	- Added favicon to the default skin
	- Fixed Bug #1334337 as far as possible
	- Added Reply-To-All functionality (Request #1326395, Patch #1349777)
	- Redesign of client side AJAX code (enable multi threading)
	- Added keep-alive signal every minute
	- Make logs dir configurable
	- Added support for SMTPS
	- Decode attachment file names
	- Make delimiter for message headers configurable
	- Add generic footer to sent messages
	- Choose the rigt identity when replying
	- Remove signature when replying (Request #1333167)
	- Signatures for each identity
	- Select charset when composing message
	- Complete re-design of the caching mechanism


	2005/08/11
	----------
	- Write list header to client even if list is empty
	- Add functions "select all", "select none" to message list
	- Improved filter for HTML messages to remove potentially malicious tags
	(script, iframe, object) and event handlers.
	- Buttons for next/previous message in view mode
	- Add new created contact to list and show confirmation status
	- Added folder management (subscribe/create/delete)
	- Log message sending (SMTP log)
	- Grant access for Camino browser
	- Added German translation


	2005/10/20
	----------
	- Added Swedish, Latvian, Portuguese and Catalan translation
	- Make SMTP auth method configurable
	- Make mailboxlist scrollable (Bug #1326372)
	- Fixed SSL support
	- Improved support for Courier IMAP (root folder and delimiter issues)
	- Moved taskbar from bottom to top
	- Added 'session_lifetime' parameter
	- Fixed wrong unread count when deleting message (Bug #1332434)
	- Srip tags when creating a new folder (Bug #1332084)
	- Translate HTML tags in message headers (Bug #1330134)
	- Correction in German translation (Bug #1329434)
	- Display folder names with special chars correctly (Bug #1330157)


	2005/10/07
	----------
	- Added French, Italian, Spanish, Danish, Dutch translation
	- Clarified license (Bug #1305966)
	- Fixed PHP warnings (Bug #1299403)
	- Fixed english translation (Bug #1295406)
	- Fixed bug #1290833: Last character of email not seen
	- Fixed bug #1292199 when creating new user
	- Allow more browsers (Bug #1285101)
	- Added setting for showing pretty dates
	- Added support for SQLite database
	- Make use of message caching configurable
	- Also add attachments when forwarding a message
	- Long folder names will not flow over message list (Bug #1267232)
	- Show nested mailboxes hieracically
	- Enable IMAPS by host


	2005/08/20
	----------
	- Improved cacheing of mailbox messagecount
	- Fixed javascript bug when creating a new message folder
	- Fixed javascript bugs #1260990 and #1260992: folder selection
	- Make Trash folder configurable
	- Auto create folders Inbox, Sent and Trash (if configured)
	- Support for IMAP root folder
	- Added support fot text/enriched messages
	- Make list of special mailboxes configurable

	diff --git a/program/include/main.inc b/program/include/main.inc
	index 0eb8dc757..23c2c2822 100644
	--- a/program/include/main.inc
	+++ b/program/include/main.inc
	@@ -1,1191 +1,1193 @@
	<?php

	/*
	+-----------------------------------------------------------------------+
	\| program/include/main.inc \|
	\| \|
	\| This file is part of the RoundCube Webmail client \|
	\| Copyright (C) 2005-2008, RoundCube Dev, - Switzerland \|
	\| Licensed under the GNU GPL \|
	\| \|
	\| PURPOSE: \|
	\| Provide basic functions for the webmail package \|
	\| \|
	+-----------------------------------------------------------------------+
	\| Author: Thomas Bruederli <roundcube@gmail.com> \|
	+-----------------------------------------------------------------------+

	$Id$

	*/

	/**
	* RoundCube Webmail common functions
	*
	* @package Core
	* @author Thomas Bruederli <roundcube@gmail.com>
	*/

	require_once('lib/utf7.inc');
	require_once('include/rcube_shared.inc');

	// fallback if not PHP modules are available
	@include_once('lib/des.inc');
	@include_once('lib/utf8.class.php');

	// define constannts for input reading
	define('RCUBE_INPUT_GET', 0x0101);
	define('RCUBE_INPUT_POST', 0x0102);
	define('RCUBE_INPUT_GPC', 0x0103);



	/**
	* Return correct name for a specific database table
	*
	* @param string Table name
	* @return string Translated table name
	*/
	function get_table_name($table)
	{
	global $CONFIG;

	// return table name if configured
	$config_key = 'db_table_'.$table;

	if (strlen($CONFIG[$config_key]))
	return $CONFIG[$config_key];

	return $table;
	}


	/**
	* Return correct name for a specific database sequence
	* (used for Postgres only)
	*
	* @param string Secuence name
	* @return string Translated sequence name
	*/
	function get_sequence_name($sequence)
	{
	// return table name if configured
	$config_key = 'db_sequence_'.$sequence;
	$opt = rcmail::get_instance()->config->get($config_key);

	if (!empty($opt))
	{
	$db = &rcmail::get_instance()->db;

	if ($db->db_provider=='pgsql')
	{
	$db->db_handle->setOption('disable_smart_seqname', true);
	$db->db_handle->setOption('seqname_format', '%s');
	}

	return $opt;
	}

	return $sequence;
	}


	/**
	* Get localized text in the desired language
	* It's a global wrapper for rcmail::gettext()
	*
	* @param mixed Named parameters array or label name
	* @return string Localized text
	* @see rcmail::gettext()
	*/
	function rcube_label($p)
	{
	return rcmail::get_instance()->gettext($p);
	}


	/**
	* Overwrite action variable
	*
	* @param string New action value
	*/
	function rcmail_overwrite_action($action)
	{
	$app = rcmail::get_instance();
	$app->action = $action;
	$app->output->set_env('action', $action);
	}


	/**
	* Compose an URL for a specific action
	*
	* @param string Request action
	* @param array More URL parameters
	* @param string Request task (omit if the same)
	* @return The application URL
	*/
	function rcmail_url($action, $p=array(), $task=null)
	{
	$app = rcmail::get_instance();
	return $app->url((array)$p + array('_action' => $action, 'task' => $task));
	}


	/**
	* Add a localized label to the client environment
	* @deprecated
	*/
	function rcube_add_label()
	{
	global $OUTPUT;

	$arg_list = func_get_args();
	foreach ($arg_list as $i => $name)
	$OUTPUT->add_label($name);
	}


	/**
	* Garbage collector function for temp files.
	* Remove temp files older than two days
	*/
	function rcmail_temp_gc()
	{
	$tmp = unslashify($CONFIG['temp_dir']);
	$expire = mktime() - 172800; // expire in 48 hours

	if ($dir = opendir($tmp))
	{
	while (($fname = readdir($dir)) !== false)
	{
	if ($fname{0} == '.')
	continue;

	if (filemtime($tmp.'/'.$fname) < $expire)
	@unlink($tmp.'/'.$fname);
	}

	closedir($dir);
	}
	}


	/**
	* Garbage collector for cache entries.
	* Remove all expired message cache records
	*/
	function rcmail_message_cache_gc()
	{
	global $DB, $CONFIG;

	// no cache lifetime configured
	if (empty($CONFIG['message_cache_lifetime']))
	return;

	// get target timestamp
	$ts = get_offset_time($CONFIG['message_cache_lifetime'], -1);

	$DB->query("DELETE FROM ".get_table_name('messages')."
	WHERE created < ".$DB->fromunixtime($ts));
	}


	/**
	* Convert a string from one charset to another.
	* Uses mbstring and iconv functions if possible
	*
	* @param string Input string
	* @param string Suspected charset of the input string
	* @param string Target charset to convert to; defaults to RCMAIL_CHARSET
	* @return Converted string
	*/
	function rcube_charset_convert($str, $from, $to=NULL)
	{
	static $mbstring_loaded = null, $convert_warning = false;

	$from = strtoupper($from);
	$to = $to==NULL ? strtoupper(RCMAIL_CHARSET) : strtoupper($to);
	$error = false; $conv = null;

	if ($from==$to \|\| $str=='' \|\| empty($from))
	return $str;

	$aliases = array(
	'US-ASCII' => 'ISO-8859-1',
	'UNKNOWN-8BIT' => 'ISO-8859-15',
	'X-UNKNOWN' => 'ISO-8859-15',
	'X-USER-DEFINED' => 'ISO-8859-15',
	'ISO-8859-8-I' => 'ISO-8859-8',
	'KS_C_5601-1987' => 'EUC-KR',
	);

	// convert charset using iconv module
	if (function_exists('iconv') && $from != 'UTF-7' && $to != 'UTF-7')
	{
	$aliases['GB2312'] = 'GB18030';
	$_iconv = iconv(($aliases[$from] ? $aliases[$from] : $from), ($aliases[$to] ? $aliases[$to] : $to) . "//IGNORE", $str);
	if ($_iconv !== false)
	{
	return $_iconv;
	}
	}

	// settings for mbstring module (by Tadashi Jokagi)
	if (is_null($mbstring_loaded)) {
	if ($mbstring_loaded = extension_loaded("mbstring"))
	mb_internal_encoding(RCMAIL_CHARSET);
	}

	// convert charset using mbstring module
	if ($mbstring_loaded)
	{
	$aliases['UTF-7'] = 'UTF7-IMAP';
	$aliases['WINDOWS-1257'] = 'ISO-8859-13';

	// return if convert succeeded
	if (($out = mb_convert_encoding($str, ($aliases[$to] ? $aliases[$to] : $to), ($aliases[$from] ? $aliases[$from] : $from))) != '')
	return $out;
	}


	if (class_exists('utf8'))
	$conv = new utf8();

	// convert string to UTF-8
	if ($from == 'UTF-7')
	$str = utf7_to_utf8($str);
	else if (($from == 'ISO-8859-1') && function_exists('utf8_encode'))
	$str = utf8_encode($str);
	else if ($from != 'UTF-8' && $conv)
	{
	$conv->loadCharset($from);
	$str = $conv->strToUtf8($str);
	}
	else if ($from != 'UTF-8')
	$error = true;

	// encode string for output
	if ($to == 'UTF-7')
	return utf8_to_utf7($str);
	else if ($to == 'ISO-8859-1' && function_exists('utf8_decode'))
	return utf8_decode($str);
	else if ($to != 'UTF-8' && $conv)
	{
	$conv->loadCharset($to);
	return $conv->utf8ToStr($str);
	}
	else if ($to != 'UTF-8')
	$error = true;

	// report error
	if ($error && !$convert_warning)
	{
	raise_error(array(
	'code' => 500,
	'type' => 'php',
	'file' => __FILE__,
	'message' => "Could not convert string charset. Make sure iconv is installed or lib/utf8.class is available"
	), true, false);

	$convert_warning = true;
	}

	// return UTF-8 string
	return $str;
	}


	/**
	* Replacing specials characters to a specific encoding type
	*
	* @param string Input string
	* @param string Encoding type: text\|html\|xml\|js\|url
	* @param string Replace mode for tags: show\|replace\|remove
	* @param boolean Convert newlines
	* @return The quoted string
	*/
	function rep_specialchars_output($str, $enctype='', $mode='', $newlines=TRUE)
	{
	global $OUTPUT;
	static $html_encode_arr = false;
	static $js_rep_table = false;
	static $xml_rep_table = false;

	$charset = $OUTPUT->get_charset();
	$is_iso_8859_1 = false;
	if ($charset == 'ISO-8859-1') {
	$is_iso_8859_1 = true;
	}
	if (!$enctype)
	$enctype = $OUTPUT->type;

	// encode for plaintext
	if ($enctype=='text')
	return str_replace("\r\n", "\n", $mode=='remove' ? strip_tags($str) : $str);

	// encode for HTML output
	if ($enctype=='html')
	{
	if (!$html_encode_arr)
	{
	$html_encode_arr = get_html_translation_table(HTML_SPECIALCHARS);
	unset($html_encode_arr['?']);
	}

	$ltpos = strpos($str, '<');
	$encode_arr = $html_encode_arr;

	// don't replace quotes and html tags
	if (($mode=='show' \|\| $mode=='') && $ltpos!==false && strpos($str, '>', $ltpos)!==false)
	{
	unset($encode_arr['"']);
	unset($encode_arr['<']);
	unset($encode_arr['>']);
	unset($encode_arr['&']);
	}
	else if ($mode=='remove')
	$str = strip_tags($str);

	// avoid douple quotation of &
	$out = preg_replace('/&([A-Za-z]{2,6}\|#[0-9]{2,4});/', '&\\1;', strtr($str, $encode_arr));

	return $newlines ? nl2br($out) : $out;
	}

	if ($enctype=='url')
	return rawurlencode($str);

	// if the replace tables for XML and JS are not yet defined
	if ($js_rep_table===false)
	{
	$js_rep_table = $xml_rep_table = array();
	$xml_rep_table['&'] = '&';

	for ($c=160; $c<256; $c++) // can be increased to support more charsets
	{
	$xml_rep_table[Chr($c)] = "&#$c;";

	if ($is_iso_8859_1)
	$js_rep_table[Chr($c)] = sprintf("\\u%04x", $c);
	}

	$xml_rep_table['"'] = '"';
	}

	// encode for XML
	if ($enctype=='xml')
	return strtr($str, $xml_rep_table);

	// encode for javascript use
	if ($enctype=='js')
	{
	if ($charset!='UTF-8')
	$str = rcube_charset_convert($str, RCMAIL_CHARSET,$charset);

	return preg_replace(array("/\r?\n/", "/\r/", '/<\\//'), array('\n', '\n', '<\\/'), addslashes(strtr($str, $js_rep_table)));
	}

	// no encoding given -> return original string
	return $str;
	}

	/**
	* Quote a given string.
	* Shortcut function for rep_specialchars_output
	*
	* @return string HTML-quoted string
	* @see rep_specialchars_output()
	*/
	function Q($str, $mode='strict', $newlines=TRUE)
	{
	return rep_specialchars_output($str, 'html', $mode, $newlines);
	}

	/**
	* Quote a given string for javascript output.
	* Shortcut function for rep_specialchars_output
	*
	* @return string JS-quoted string
	* @see rep_specialchars_output()
	*/
	function JQ($str)
	{
	return rep_specialchars_output($str, 'js');
	}


	/**
	* Read input value and convert it for internal use
	* Performs stripslashes() and charset conversion if necessary
	*
	* @param string Field name to read
	* @param int Source to get value from (GPC)
	* @param boolean Allow HTML tags in field value
	* @param string Charset to convert into
	* @return string Field value or NULL if not available
	*/
	function get_input_value($fname, $source, $allow_html=FALSE, $charset=NULL)
	{
	global $OUTPUT;
	$value = NULL;

	if ($source==RCUBE_INPUT_GET && isset($_GET[$fname]))
	$value = $_GET[$fname];
	else if ($source==RCUBE_INPUT_POST && isset($_POST[$fname]))
	$value = $_POST[$fname];
	else if ($source==RCUBE_INPUT_GPC)
	{
	if (isset($_POST[$fname]))
	$value = $_POST[$fname];
	else if (isset($_GET[$fname]))
	$value = $_GET[$fname];
	else if (isset($_COOKIE[$fname]))
	$value = $_COOKIE[$fname];
	}

	// strip slashes if magic_quotes enabled
	if ((bool)get_magic_quotes_gpc())
	$value = stripslashes($value);

	// remove HTML tags if not allowed
	if (!$allow_html)
	$value = strip_tags($value);

	// convert to internal charset
	if (is_object($OUTPUT))
	return rcube_charset_convert($value, $OUTPUT->get_charset(), $charset);
	else
	return $value;
	}

	/**
	* Remove all non-ascii and non-word chars
	* except . and -
	*/
	function asciiwords($str, $css_id = false)
	{
	$allowed = 'a-z0-9\_\-' . (!$css_id ? '\.' : '');
	return preg_replace("/[^$allowed]/i", '', $str);
	}

	/**
	* Remove single and double quotes from given string
	*
	* @param string Input value
	* @return string Dequoted string
	*/
	function strip_quotes($str)
	{
	return preg_replace('/[\'"]/', '', $str);
	}


	/**
	* Remove new lines characters from given string
	*
	* @param string Input value
	* @return string Stripped string
	*/
	function strip_newlines($str)
	{
	return preg_replace('/[\r\n]/', '', $str);
	}


	/**
	* Create a HTML table based on the given data
	*
	* @param array Named table attributes
	* @param mixed Table row data. Either a two-dimensional array or a valid SQL result set
	* @param array List of cols to show
	* @param string Name of the identifier col
	* @return string HTML table code
	*/
	function rcube_table_output($attrib, $table_data, $a_show_cols, $id_col)
	{
	global $RCMAIL;

	$table = new html_table(/array('cols' => count($a_show_cols))/);

	// add table header
	foreach ($a_show_cols as $col)
	$table->add_header($col, Q(rcube_label($col)));

	$c = 0;
	if (!is_array($table_data))
	{
	$db = $RCMAIL->get_dbh();
	while ($table_data && ($sql_arr = $db->fetch_assoc($table_data)))
	{
	$zebra_class = $c % 2 ? 'even' : 'odd';
	$table->add_row(array('id' => 'rcmrow' . $sql_arr[$id_col], 'class' => "contact $zebra_class"));

	// format each col
	foreach ($a_show_cols as $col)
	$table->add($col, Q($sql_arr[$col]));

	$c++;
	}
	}
	else
	{
	foreach ($table_data as $row_data)
	{
	$zebra_class = $c % 2 ? 'even' : 'odd';
	$table->add_row(array('id' => 'rcmrow' . $row_data[$id_col], 'class' => "contact $zebra_class"));

	// format each col
	foreach ($a_show_cols as $col)
	$table->add($col, Q($row_data[$col]));

	$c++;
	}
	}

	return $table->show($attrib);
	}


	/**
	* Create an edit field for inclusion on a form
	*
	* @param string col field name
	* @param string value field value
	* @param array attrib HTML element attributes for field
	* @param string type HTML element type (default 'text')
	* @return string HTML field definition
	*/
	function rcmail_get_edit_field($col, $value, $attrib, $type='text')
	{
	$fname = '_'.$col;
	$attrib['name'] = $fname;

	if ($type=='checkbox')
	{
	$attrib['value'] = '1';
	$input = new html_checkbox($attrib);
	}
	else if ($type=='textarea')
	{
	$attrib['cols'] = $attrib['size'];
	$input = new html_textarea($attrib);
	}
	else
	$input = new html_inputfield($attrib);

	// use value from post
	if (!empty($_POST[$fname]))
	$value = get_input_value($fname, RCUBE_INPUT_POST);

	$out = $input->show($value);

	return $out;
	}


	/**
	* Replace all css definitions with #container [def]
	* and remove css-inlined scripting
	*
	* @param string CSS source code
	* @param string Container ID to use as prefix
	* @return string Modified CSS source
	*/
	function rcmail_mod_css_styles($source, $container_id, $base_url = '')
	{
	$a_css_values = array();
	$last_pos = 0;

	// ignore the whole block if evil styles are detected
	$stripped = preg_replace('/[^a-z\(:]/', '', rcmail_xss_entitiy_decode($source));
	if (preg_match('/expression\|behavior\|url\(\|import/', $stripped))
	return '';

	// cut out all contents between { and }
	while (($pos = strpos($source, '{', $last_pos)) && ($pos2 = strpos($source, '}', $pos)))
	{
	$key = sizeof($a_css_values);
	$a_css_values[$key] = substr($source, $pos+1, $pos2-($pos+1));
	$source = substr($source, 0, $pos+1) . "<<str_replacement[$key]>>" . substr($source, $pos2, strlen($source)-$pos2);
	$last_pos = $pos+2;
	}

	// remove html comments and add #container to each tag selector.
	// also replace body definition because we also stripped off the <body> tag
	$styles = preg_replace(
	array(
	'/(^\s<!--)\|(-->\s$)/',
	'/(^\s\|,\s\|\}\s)([a-z0-9\._#][a-z0-9\.\-_])/im',
	'/@import\s+(url$)?[\'"]?([^$\'"]+)[\'"]?(\))?/ime',
	'/<<str_replacement\[([0-9]+)\]>>/e',
	"/$container_id\s+body/i"
	),
	array(
	'',
	"\\1#$container_id \\2",
	"sprintf(\"@import url('./bin/modcss.php?u=%s&c=%s')\", urlencode(make_absolute_url('\\2','$base_url')), urlencode($container_id))",
	"\$a_css_values[\\1]",
	"$container_id div.rcmBody"
	),
	$source);

	return $styles;
	}


	/**
	* Decode escaped entities used by known XSS exploits.
	* See http://downloads.securityfocus.com/vulnerabilities/exploits/26800.eml for examples
	*
	* @param string CSS content to decode
	* @return string Decoded string
	*/
	function rcmail_xss_entitiy_decode($content)
	{
	$out = html_entity_decode(html_entity_decode($content));
	$out = preg_replace('/\\\([0-9a-f]{4})/ie', "chr(hexdec('\\1'))", $out);
	$out = preg_replace('#/\.\*/#Um', '', $out);
	return $out;
	}


	/**
	* Compose a valid attribute string for HTML tags
	*
	* @param array Named tag attributes
	* @param array List of allowed attributes
	* @return string HTML formatted attribute string
	*/
	function create_attrib_string($attrib, $allowed_attribs=array('id', 'class', 'style'))
	{
	// allow the following attributes to be added to the <iframe> tag
	$attrib_str = '';
	foreach ($allowed_attribs as $a)
	if (isset($attrib[$a]))
	$attrib_str .= sprintf(' %s="%s"', $a, str_replace('"', '"', $attrib[$a]));

	return $attrib_str;
	}


	/**
	* Convert a HTML attribute string attributes to an associative array (name => value)
	*
	* @param string Input string
	* @return array Key-value pairs of parsed attributes
	*/
	function parse_attrib_string($str)
	{
	$attrib = array();
	preg_match_all('/\s*([-_a-z]+)=(["\'])??(?(2)([^\2]+)\2\|(\S+?))/Ui', stripslashes($str), $regs, PREG_SET_ORDER);

	// convert attributes to an associative array (name => value)
	if ($regs)
	foreach ($regs as $attr)
	{
	$attrib[strtolower($attr[1])] = $attr[3] . $attr[4];
	}

	return $attrib;
	}


	/**
	* Convert the given date to a human readable form
	* This uses the date formatting properties from config
	*
	* @param mixed Date representation (string or timestamp)
	* @param string Date format to use
	* @return string Formatted date string
	*/
	function format_date($date, $format=NULL)
	{
	global $CONFIG;

	$ts = NULL;

	if (is_numeric($date))
	$ts = $date;
	else if (!empty($date))
	{
	while (($ts = @strtotime($date))===false)
	{
	// if we have a date in non-rfc format
	// remove token from the end and try again
	$d = explode(' ', $date);
	array_pop($d);
	if (!$d) break;
	$date = implode(' ', $d);
	}
	}

	if (empty($ts))
	return '';

	// get user's timezone
	if ($CONFIG['timezone'] === 'auto')
	$tz = isset($_SESSION['timezone']) ? $_SESSION['timezone'] : date('Z')/3600;
	else {
	$tz = $CONFIG['timezone'];
	if ($CONFIG['dst_active'])
	$tz++;
	}

	// convert time to user's timezone
	$timestamp = $ts - date('Z', $ts) + ($tz * 3600);

	// get current timestamp in user's timezone
	$now = time(); // local time
	$now -= (int)date('Z'); // make GMT time
	$now += ($tz * 3600); // user's time
	$now_date = getdate($now);

	$today_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday'], $now_date['year']);
	$week_limit = mktime(0, 0, 0, $now_date['mon'], $now_date['mday']-6, $now_date['year']);

	// define date format depending on current time
	if ($CONFIG['prettydate'] && !$format && $timestamp > $today_limit && $timestamp < $now)
	return sprintf('%s %s', rcube_label('today'), date($CONFIG['date_today'] ? $CONFIG['date_today'] : 'H:i', $timestamp));
	else if ($CONFIG['prettydate'] && !$format && $timestamp > $week_limit && $timestamp < $now)
	$format = $CONFIG['date_short'] ? $CONFIG['date_short'] : 'D H:i';
	else if (!$format)
	$format = $CONFIG['date_long'] ? $CONFIG['date_long'] : 'd.m.Y H:i';


	// parse format string manually in order to provide localized weekday and month names
	// an alternative would be to convert the date() format string to fit with strftime()
	$out = '';
	for($i=0; $i<strlen($format); $i++)
	{
	if ($format{$i}=='\\') // skip escape chars
	continue;

	// write char "as-is"
	if ($format{$i}==' ' \|\| $format{$i-1}=='\\')
	$out .= $format{$i};
	// weekday (short)
	else if ($format{$i}=='D')
	$out .= rcube_label(strtolower(date('D', $timestamp)));
	// weekday long
	else if ($format{$i}=='l')
	$out .= rcube_label(strtolower(date('l', $timestamp)));
	// month name (short)
	else if ($format{$i}=='M')
	$out .= rcube_label(strtolower(date('M', $timestamp)));
	// month name (long)
	else if ($format{$i}=='F')
	$out .= rcube_label('long'.strtolower(date('M', $timestamp)));
	else if ($format{$i}=='x')
	$out .= strftime('%x %X', $timestamp);
	else
	$out .= date($format{$i}, $timestamp);
	}

	return $out;
	}


	/**
	* Compose a valid representaion of name and e-mail address
	*
	* @param string E-mail address
	* @param string Person name
	* @return string Formatted string
	*/
	function format_email_recipient($email, $name='')
	{
	if ($name && $name != $email)
	{
	// Special chars as defined by RFC 822 need to in quoted string (or escaped).
	return sprintf('%s <%s>', preg_match('/[\<\>\\\.\[\]@,;:"]/', $name) ? '"'.addcslashes($name, '"').'"' : $name, $email);
	}
	else
	return $email;
	}



	/**** debugging functions ******/


	/**
	* Print or write debug messages
	*
	* @param mixed Debug message or data
	*/
	function console()
	{
	$msg = array();
	foreach (func_get_args() as $arg)
	$msg[] = !is_string($arg) ? var_export($arg, true) : $arg;

	if (!($GLOBALS['CONFIG']['debug_level'] & 4))
	write_log('console', join(";\n", $msg));
	else if ($GLOBALS['OUTPUT']->ajax_call)
	print "/\n " . join(";\n", $msg) . " \n/\n";
	else
	{
	print '<div style="background:#eee; border:1px solid #ccc; margin-bottom:3px; padding:6px"><pre>';
	print join(";<br/>\n", $msg);
	print "</pre></div>\n";
	}
	}


	/**
	* Append a line to a logfile in the logs directory.
	* Date will be added automatically to the line.
	*
	* @param $name name of log file
	* @param line Line to append
	*/
	function write_log($name, $line)
	{
	global $CONFIG;

	if (!is_string($line))
	$line = var_export($line, true);

	$log_entry = sprintf("[%s]: %s\n",
	date("d-M-Y H:i:s O", mktime()),
	$line);

	if ($CONFIG['log_driver'] == 'syslog') {
	if ($name == 'errors')
	$prio = LOG_ERR;
	else
	$prio = LOG_INFO;
	syslog($prio, $log_entry);
	} else {
	// log_driver == 'file' is assumed here
	if (empty($CONFIG['log_dir']))
	$CONFIG['log_dir'] = INSTALL_PATH.'logs';

	// try to open specific log file for writing
	if ($fp = @fopen($CONFIG['log_dir'].'/'.$name, 'a')) {
	fwrite($fp, $log_entry);
	fclose($fp);
	}
	}
	}


	/**
	* @access private
	*/
	function rcube_timer()
	{
	list($usec, $sec) = explode(" ", microtime());
	return ((float)$usec + (float)$sec);
	}


	/**
	* @access private
	*/
	function rcube_print_time($timer, $label='Timer')
	{
	static $print_count = 0;

	$print_count++;
	$now = rcube_timer();
	$diff = $now-$timer;

	if (empty($label))
	$label = 'Timer '.$print_count;

	console(sprintf("%s: %0.4f sec", $label, $diff));
	}


	/**
	* Return the mailboxlist in HTML
	*
	* @param array Named parameters
	* @return string HTML code for the gui object
	*/
	function rcmail_mailbox_list($attrib)
	{
	global $RCMAIL;
	static $a_mailboxes;

	$attrib += array('maxlength' => 100, 'relanames' => false);

	// add some labels to client
	rcube_add_label('purgefolderconfirm');
	rcube_add_label('deletemessagesconfirm');

	$type = $attrib['type'] ? $attrib['type'] : 'ul';
	unset($attrib['type']);

	if ($type=='ul' && !$attrib['id'])
	$attrib['id'] = 'rcmboxlist';

	// get mailbox list
	$mbox_name = $RCMAIL->imap->get_mailbox_name();

	// build the folders tree
	if (empty($a_mailboxes)) {
	// get mailbox list
	$a_folders = $RCMAIL->imap->list_mailboxes();
	$delimiter = $RCMAIL->imap->get_hierarchy_delimiter();
	$a_mailboxes = array();

	foreach ($a_folders as $folder)
	rcmail_build_folder_tree($a_mailboxes, $folder, $delimiter);
	}

	if ($type=='select') {
	$select = new html_select($attrib);

	// add no-selection option
	if ($attrib['noselection'])
	$select->add(rcube_label($attrib['noselection']), '0');

	rcmail_render_folder_tree_select($a_mailboxes, $mbox_name, $attrib['maxlength'], $select, $attrib['realnames']);
	$out = $select->show();
	}
	else {
	$js_mailboxlist = array();
	$out = html::tag('ul', $attrib, rcmail_render_folder_tree_html($a_mailboxes, $mbox_name, $js_mailboxlist, $attrib), html::$common_attrib);

	$RCMAIL->output->add_gui_object('mailboxlist', $attrib['id']);
	$RCMAIL->output->set_env('mailboxes', $js_mailboxlist);
	$RCMAIL->output->set_env('collapsed_folders', $RCMAIL->config->get('collapsed_folders'));
	}

	return $out;
	}


	/**
	* Return the mailboxlist as html_select object
	*
	* @param array Named parameters
	* @return object html_select HTML drop-down object
	*/
	function rcmail_mailbox_select($p = array())
	{
	global $RCMAIL;

	$p += array('maxlength' => 100, 'relanames' => false);
	$a_mailboxes = array();

	foreach ($RCMAIL->imap->list_mailboxes() as $folder)
	rcmail_build_folder_tree($a_mailboxes, $folder, $RCMAIL->imap->get_hierarchy_delimiter());

	$select = new html_select($p);

	if ($p['noselection'])
	$select->add($p['noselection'], '');

	rcmail_render_folder_tree_select($a_mailboxes, $mbox, $p['maxlength'], $select, $p['realnames']);

	return $select;
	}


	/**
	* Create a hierarchical array of the mailbox list
	* @access private
	*/
	function rcmail_build_folder_tree(&$arrFolders, $folder, $delm='/', $path='')
	{
	$pos = strpos($folder, $delm);
	if ($pos !== false) {
	$subFolders = substr($folder, $pos+1);
	$currentFolder = substr($folder, 0, $pos);
	$virtual = !isset($arrFolders[$currentFolder]);
	}
	else {
	$subFolders = false;
	$currentFolder = $folder;
	$virtual = false;
	}

	$path .= $currentFolder;

	if (!isset($arrFolders[$currentFolder])) {
	$arrFolders[$currentFolder] = array(
	'id' => $path,
	'name' => rcube_charset_convert($currentFolder, 'UTF-7'),
	'virtual' => $virtual,
	'folders' => array());
	}
	else
	$arrFolders[$currentFolder]['virtual'] = $virtual;

	if (!empty($subFolders))
	rcmail_build_folder_tree($arrFolders[$currentFolder]['folders'], $subFolders, $delm, $path.$delm);
	}


	/**
	* Return html for a structured list <ul> for the mailbox tree
	* @access private
	*/
	function rcmail_render_folder_tree_html(&$arrFolders, &$mbox_name, &$jslist, $attrib, $nestLevel=0)
	{
	global $RCMAIL, $CONFIG;

	$maxlength = intval($attrib['maxlength']);
	$realnames = (bool)$attrib['realnames'];
	$msgcounts = $RCMAIL->imap->get_cache('messagecount');

	$idx = 0;
	$out = '';
	foreach ($arrFolders as $key => $folder) {
	$zebra_class = (($nestLevel+1)*$idx) % 2 == 0 ? 'even' : 'odd';
	$title = null;

	if (($folder_class = rcmail_folder_classname($folder['id'])) && !$realnames) {
	$foldername = rcube_label($folder_class);
	}
	else {
	$foldername = $folder['name'];

	// shorten the folder name to a given length
	if ($maxlength && $maxlength > 1) {
	$fname = abbreviate_string($foldername, $maxlength);
	if ($fname != $foldername)
	$title = $foldername;
	$foldername = $fname;
	}
	}

	// make folder name safe for ids and class names
	$folder_id = asciiwords($folder['id'], true);
	$classes = array('mailbox');

	// set special class for Sent, Drafts, Trash and Junk
	if ($folder['id']==$CONFIG['sent_mbox'])
	$classes[] = 'sent';
	else if ($folder['id']==$CONFIG['drafts_mbox'])
	$classes[] = 'drafts';
	else if ($folder['id']==$CONFIG['trash_mbox'])
	$classes[] = 'trash';
	else if ($folder['id']==$CONFIG['junk_mbox'])
	$classes[] = 'junk';
	+ else if ($folder['id']=='INBOX')
	+ $classes[] = 'inbox';
	else
	- $classes[] = asciiwords($folder_class ? $folder_class : strtolower($folder['id']), true);
	+ $classes[] = '_'.asciiwords($folder_class ? $folder_class : strtolower($folder['id']), true);

	$classes[] = $zebra_class;

	if ($folder['id'] == $mbox_name)
	$classes[] = 'selected';

	$collapsed = preg_match('/&'.rawurlencode($folder['id']).'&/', $RCMAIL->config->get('collapsed_folders'));
	$unread = $msgcounts ? intval($msgcounts[$folder['id']]['UNSEEN']) : 0;

	if ($folder['virtual'])
	$classes[] = 'virtual';
	else if ($unread)
	$classes[] = 'unread';

	$js_name = JQ($folder['id']);
	$html_name = Q($foldername . ($unread ? " ($unread)" : ''));
	$link_attrib = $folder['virtual'] ? array() : array(
	'href' => rcmail_url('', array('_mbox' => $folder['id'])),
	'onclick' => sprintf("return %s.command('list','%s',this)", JS_OBJECT_NAME, $js_name),
	'title' => $title,
	);

	$out .= html::tag('li', array(
	'id' => "rcmli".$folder_id,
	'class' => join(' ', $classes),
	'noclose' => true),
	html::a($link_attrib, $html_name) .
	(!empty($folder['folders']) ? html::div(array(
	'class' => ($collapsed ? 'collapsed' : 'expanded'),
	'style' => "position:absolute",
	'onclick' => sprintf("%s.command('collapse-folder', '%s')", JS_OBJECT_NAME, $js_name)
	), ' ') : ''));

	$jslist[$folder_id] = array('id' => $folder['id'], 'name' => $foldername, 'virtual' => $folder['virtual']);

	if (!empty($folder['folders'])) {
	$out .= html::tag('ul', array('style' => ($collapsed ? "display:none;" : null)),
	rcmail_render_folder_tree_html($folder['folders'], $mbox_name, $jslist, $attrib, $nestLevel+1));
	}

	$out .= "</li>\n";
	$idx++;
	}

	return $out;
	}


	/**
	* Return html for a flat list <select> for the mailbox tree
	* @access private
	*/
	function rcmail_render_folder_tree_select(&$arrFolders, &$mbox_name, $maxlength, &$select, $realnames=false, $nestLevel=0)
	{
	$idx = 0;
	$out = '';
	foreach ($arrFolders as $key=>$folder)
	{
	if (!$realnames && ($folder_class = rcmail_folder_classname($folder['id'])))
	$foldername = rcube_label($folder_class);
	else
	{
	$foldername = $folder['name'];

	// shorten the folder name to a given length
	if ($maxlength && $maxlength>1)
	$foldername = abbreviate_string($foldername, $maxlength);
	}

	$select->add(str_repeat(' ', $nestLevel*4) . $foldername, $folder['id']);

	if (!empty($folder['folders']))
	$out .= rcmail_render_folder_tree_select($folder['folders'], $mbox_name, $maxlength, $select, $realnames, $nestLevel+1);

	$idx++;
	}

	return $out;
	}


	/**
	* Return internal name for the given folder if it matches the configured special folders
	* @access private
	*/
	function rcmail_folder_classname($folder_id)
	{
	global $CONFIG;

	$cname = null;
	$folder_lc = strtolower($folder_id);

	// for these mailboxes we have localized labels and css classes
	foreach (array('inbox', 'sent', 'drafts', 'trash', 'junk') as $smbx)
	{
	if ($folder_lc == $smbx \|\| $folder_id == $CONFIG[$smbx.'_mbox'])
	$cname = $smbx;
	}

	return $cname;
	}


	/**
	* Try to localize the given IMAP folder name.
	* UTF-7 decode it in case no localized text was found
	*
	* @param string Folder name
	* @return string Localized folder name in UTF-8 encoding
	*/
	function rcmail_localize_foldername($name)
	{
	if ($folder_class = rcmail_folder_classname($name))
	return rcube_label($folder_class);
	else
	return rcube_charset_convert($name, 'UTF-7');
	}


	?>

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