New features

• An SMS panel lets you send messages to mobile phones from Opera (users in Norway only)
• Kiosk mode has been upgraded and improved, and new switches have been added
• Opera ships with the new and improved version 6 (6.0.29.0) of the Flash plug-in
• It is now possible to have up to 50 search engines in addition to encyclopedia, translations etc.
• URL filtering can be enabled in \"opera.ini\"
• Registered versions of Opera can show customized content in the ad window if specified in \"opera.ini\"

User interface

• The user interface is more responsive while downloading pages or files
• Double-clicking an e-mail will either open a reply to that e-mail, or open it to be sent again
• \"Do not show this dialog again\" option added for some dialogs
• Mouse gesture down works on empty workspace
• The filetype listing in preferences can be sorted by both MIME type and file extension(s)

Speed and memory optimization

• Deleting or moving e-mail is faster, especially in large folders
• The \"document.write\" function has been optimized for speed
• Cache settings can be tweaked for greater speed
• The default value for network buffer size has been increased, which will reduce network messages on fast connections
• General improvements

Accessibility

• Pressing Ctrl+Backspace works also when focus is in the address field
• Pressing C in the e-mail list places the raw unparsed e-mail on the clipboard
• Pressing Shift+Delete deletes an e-mail without moving it to trash

Command-line options (advanced usage)

• K or KioskMode
• KioskButtons
• KioskResetStation
• KioskWindows
• NoChangeButtons
• NoChangeFullScreen
• NoChangeMenu
• NoContextMenu
• NoDownload
• NoExit
• NoHotlist
• NoKeys
• NoMailLinks
• NoMenu
• NoMinMaxButtons
• NoPrint
• NoSave
• NoSplash or E
• NoSysMenu
• NoWin
• ResetOnExit
  Ini settings (advanced usage)
  Check Expiry History={0,1,2}*
  Will suppress server\'s cache settings when going backward and forward in history (speed boost). Can be toggled from \"opera.ini\", under [Cache]* Check Expiry Load={0,1,2}*
  Will suppress server\'s cache settings when loading a page (speed boost). Can be toggled from \"opera.ini\", under [Cache] Suppress External Embeds={0,1}
  Will suppress content in e-mail and news that does not open with Opera. Enabled by default, but can be toggled from \"opera.ini\", under [User Prefs]. BigAttachmentIcons={0,1}
  Will use big (32x32) attachment icons, which is useful for high resolutions. Can be toggled from \"account.ini\" (found in e-mail account folder(s)), under [SETTINGS]. PreferPlaintext={0,1}
  Will favor plain text display over HTML when possible. Can be toggled from \"account.ini\" (found in e-mail account folder(s)), under [SETTINGS].

* Expiry values explained:

• 0 = Adhere to server
• 1 = Let user preferences decide
• 2 = Never check

Miscellaneous

• When Opera is set as default browser, it will be registered as an Internet application on the start menu (XP systems only)
• \"Super search\", \"Amazon\", \"Ebay\", and \"Find in page\" are now default searches on the Personal bar
• Some issues with cookies have been fixed
• Some updates have been added to the help files
• Some \"opera.jar\" classes are now in \"lc.jar\"