Opera 11.51

What's new in this version:

User interface:
Improved user interface:
- Implement support for new Full Screen application mode in Mac OS 10.7 (Lion)

Fixed:
- Extension manager utlizes too much CPU
- Opera Turbo button lost on upgrade if the Status Bar was modified
- Crash when dragging a button from the Appearance dialog onto the Tab Bar
- Suggested extensions disappear after second click in [+] window in Speed Dial
- Extensions are launched even if set not to do so
- Impossible to manually resize Speed Dial if custom number of columns is set
- Installed extensions are not filtered out from the suggestions
- Selecting search suggestion using keyboard is difficult because the first search engine is focused by default
- Opera Link settings always shows Speed Dial Sync status from Opera startup value
- Crashes on cancelling Speed Dial add dialog after clicking the add button twice
- Opera Unite home service is removed from widgets.dat on disabling webserver in preferences
- Stability improvements
- Links that open new tabs from pages with click event listeners will open tab in background
- Freeze on opening dialogs and on address field input when certain AppleScript events are sent from third party applications
- Crash when opening Opera Dragonfly with an old version cached locally
- Web fonts can cause a crash on Mac OS 10.7 'Lion'

Display and scripting:
Fixed:
- Error in parsing Content-Disposition extension parameters
- Option elements within data lists shouldn't require value attributes
- Stability improvements

Mail, news, chat:
Fixed:
- Crash on marking e-mail messages as 'Not Spam'
- Mail in IMAP sent folder not marked as sent
- Crash on opening label properties with feeds only

Network:
Fixed:
- 'Long' OCSP/AIA/CRL requests might cause handshake failures if the TLS server cuts the connection

Security:
Fixed:
- Fixed an issue that could allow unsecured web content to appear secure, as reported by Roland Reck; see our advisory
- Fixed a low severity issue, as reported by Thai Duong and Juliano Rizzo; details will be disclosed at a later date