2. Ensure compatibility with Firefox 19+ and Windows 7.
3. Overcome keyboard input focus problems caused by Firefox OOPP
4. Support using most Firefox keyboard shortcuts (hotkeys, such as Ctrl+T, Ctrl+N,...) inside IE Tab tabs. (new and unique!)
5. Correctly handle keyboard input. Alt-Gr key or other keyboard layout should all work.
6. Switch back to Firefox via popup menu of IE (new and unique!)
7. Some minor fixes.
+ Added: eu-ES locale.
+ Fixed: Compatible with Firefox 3.1
+ Added: sr-SR locale.
# Fixed: Failed to middle-click switch engine back to FX if the URL has already listed in the filterlist.
# Fixed: File->SendLink does not work.