v1.95.20100930
-----------------------------------
1. [BUG FIX] 'Sync Cookie' features stops working since Firefox 4.0b5.
2. [BUG FIX] IE Tab Plus does not properly handle redirects. See bug #23146.
3. [BUG FIX] IE Tab Plus fails on Minefield 4.0b7pre. See bug #23268.
4. [BUG FIX] External links open in a new window instead of a new tab. See bug #23286.

v1.94.20100904
-----------------------------------
1. Improved compatibility with Firefox 4.0 Beta. See bug #23063, #23062 and #23106.
2. [BUG FIX] Hang of FF after entering an URL in a window that already is running with IE engine. See bug #23069.

v1.93.20100725
-----------------------------------
1. [BUG FIX] Fixed OS version detection bug. See bug #22986
2. [BUG FIX] Adblock Plus may block some request inproperly. See bug #23023
3. [BUG FIX] Back doesn't work across Firefox to IE transition. See bug #22963
4. [NEW] Add a built-in Window Shopper online utility (See "ExternalApplications" in options)
5. Updated Spanish locale, thanks J.I. Plaza.

v1.92.20100607
-----------------------------------
1. [BUG FIX] Copy shortcut may contain login details. See bug #22864.
2. [BUG FIX] Previous version stops working on some language versions of Windows XP.
3. [BUG FIX] Back/Forward button is not working in SeaMonkey.
4. Updated Czech locale, thanks xenophex.
5. Added Ukraine locale, thanks butch_ben.

v1.91.20100528
-----------------------------------
1. Improved stability in Firefox 3.6.4 when OOPP is enabled.
2. Improved compatibility with SeaMonkey 2.0.4+.
3. [BUG FIX] IE Tab is not displayed correctly if Firefox resizes. Reported by DaveM.
4. [BUG FIX] Alt+Left Arrow/Right Arrow will let IE Tab go back/forward twice.
5. [BUG FIX] Some Latvian language special characters via AltGr can not be typed. See bug #22839.
6. [MINOR] Refined description and icon picture in SeaMonkey. See bug #22799.

v1.90.20100517
-----------------------------------
1. Completely rewritten Adblock Plus support, better performance, much more stable.
2. [IMPROVEMENT] Private browsing warning in IE Tab can be turned off.
3. [BUG FIX] In private browsing mode, IE Tab will generate an XML error in German version of Firefox. See bug #22820.
4. [BUG FIX] Previous version stops working in SeaMonkey. See bug #22798.
5. [BUG FIX] Crashes in Firefox v3.6.4 if OOPP is enabled. See bug #22720.
6. [BUG FIX] Coral IE Tab opens two tabs when changing browser. See bug #22818.

v1.86.20100410
-----------------------------------
1. [BUG FIX] Sometimes popup window or tabs may not show properly. See bug #22690.
2. [BUG FIX] 'Open in a new tab when switching engines' is not working. See bug #22202.

v1.85.20100407
-----------------------------------
1. [NEW] Detect "Private Browsing" mode of Firefox and remind users for privacy.
2. [BUG FIX] 'Switch back to Firefox' feature does not working properly since v1.80.
3. [BUG FIX] UNC path such as \\fileserver\folder will be properly displayed in address bar.
4. [BUG FIX] Switching to IE will only result a black page in Windows 2000. See bug #22581.
5. Added Czech locale, thanks tomdlouhan.

v1.83.20100316
-----------------------------------
1. [BUG FIX] Viewing an link in the Ext. App. will fail in the 2nd time. Reported by David Masterson.
2. [BUG FIX] Sometimes shortcut keys may not function properly. See bug #22586 and #22589.
3. [BUG FIX] Cursor stopped on selection box in HTML form. See bug #22580.
4. Updated Korean locale, thanks 베르짱.

v1.82.20100312
-----------------------------------
1. [IMPROVEMENT] As many people suggested, popup window will be opened in tabs defaultly.
2. [IMPROVEMENT] Added a menu entry for filter editor.
3. Added Hungarian locale, thanks Kozák Csaba.
4. Added Portuguese (Portugal) locale, thanks mrfyda.
5. Updated Japanese locale, thanks papino0319.

v1.81.20100304
-----------------------------------
1. [IMPROVEMENT] As many people suggested, New popup window in IE engine will be shown in Firefox window.
2. [NEW] Support window.external, which is often used in IE detection. See bug #22507.
3. Added Hebrew locale, thanks SiiiE.
4. Added Vietnamese locale, thanks longnh.
5. Added Brazilian Portuguese locale, thanks pcbossa and edgard.magalhaes.

v1.80.20100224
-----------------------------------
1. [NEW] Users can now select "Classical Mode" and "Advanced Mode". IE Tab Plus will behave like the old IE Tab if users select "Classical Mode".
2. [BUG FIX] In some situations popup window will not work properly. See bug #22379.
3. Fixed Firefox 3.7a2pre support.
4. Added Japanese locale, thanks Kazuhiro Hiratsuka and Aozora&Genei.
5. Added Italian locale, thanks AlexV.
6. Added Polish locale, thanks Leszek(teo)Życzkowski.
7. Added Slovak locale, thanks sklado.
8. Added Dutch locale, thanks Alf.

v1.71.20100212
-----------------------------------
1. [NEW] Support Ctrl-+, Ctrl-- Zoom (Requires Firefox 3.5 or later)
2. Added Spanish locale, thanks J.I. Plaza and Ricardo A. Rivas.

v1.70.20100204
-----------------------------------
1. Engine improved to provide better compatibility and performance.
2. Some potential security problems has been fixed according to AMO editor's requirements
3. window.close() will take IE's behavior (a prompt box will popup), as many users suggested
4. Supports NTLM authenticating. See bug #21900.
5. [BUG FIX] Open a new window or tab may not displayed correctly.
6. [BUG FIX] Some text box can't be selected/edited. See bug #22315.
7. Added de-DE locale, thanks pille.

v1.69.20091207
-----------------------------------
1. [NEW] Preliminary support for SeaMonkey 2. Thank Raoul's help.
2. [NEW] Support IE7 and IE8's "Open Link a New Tab" in the context menu
3. [IMPROVEMENT] Ext. App. will show its display in context menu
4. Added French locale, thanks Alexi Haeringer.
5. Added Russian locale, thanks Raoul.

v1.63.20091024
-----------------------------------
1. [IMPROVEMENT] Significantly improved stability, many potential crash problems have been solved.
2. [BUG FIX] Open same pages in the same time in IE engine may show blank page.

v1.62.20091021
-----------------------------------
1. [IMPROVEMENT] Tools -> Options -> Content -> Enable Javascript [Advanced] -> Allow scripts to "Move or resize existing windows" will also affect IE engine. Suggested by JeePee.
2. [BUG FIX] The context menu of bookmark toolbar is not working after switched to IE engine. Reported by JeePee.
3. [BUG FIX] Firefox may crash when exiting. This is a bug of Windows XP with IE6(SP2), and I have figured out an workaround.

v1.61.20091007
-----------------------------------
1. [NEW] Support saving username and password in IE authentication dialog. Suggested by xbipin.
2. [IMPROVEMENT] Manually switched page will no longer be switched back by rules. This will also fix the bug reported by sebweber.
3. [BUG FIX] Intranet sites will not automatically switched to IE engine. To re-enable this feature, enable rule: /^http:\/\/[A-Za-z0-9]+\//
4. [BUG FIX] Type a partial url into the address bar (ie cnn instead on cnn.com) will not go to http://cnn/. See bug #21550.

v1.60.20090901
-----------------------------------
1. [NEW] Support Firefox 3.6a1.
2. [BUG FIX] Ctrl-P will invoke printer dialog twice.
3. [BUG FIX] Bug #21283 occurs again. See bug #21519.
4. Added Romanian localization, thanks Cãtãlin ZAMFIRESCU.

v1.50.20090807
-----------------------------------
1. [NEW] Support Adblock Plus in IE Tab!
2. [IMPROVEMENT] UI refined.
3. [BUG FIX] Firefox URL bar will be blank for a little while when switching to IE.
4. [BUG FIX] When doing a return carriage in case notes, it inserts a double return - ie goes down 2 lines instead of one. Thanks AuSpLaYa for reporting.
5. [BUG FIX] Can not load local html/mht file. See bug: https://www.mozdev.org/bugs/show_bug.cgi?id=21283.

v1.11.20090717
-----------------------------------
1. [BUG FIX] Ctrl-L, Ctrl-O and other some shortcuts do not work.
2. [BUG FIX] Characters require AltGr on European keyboard layouts cannot be entered.
The above bugs are reported by Meyer Kuno (Helbling Technik).
3. Support Firefox 3.5.1.

v1.10.20090714
-----------------------------------
1. [NEW FEATURE] Added a context menu for toolbar and status bar button of IE Tab Plus.
2. [BUG FIX] User-allowed popup window is incorrectly blocked. Thank PangooZhang for reporting.
3. [BUG FIX] Fixed Korean locale problem.

v1.01.20090707
-----------------------------------
1. [IMPROVEMENT] Now support window.opener and referer in new window. This may also fix the bug reported by HJJ0529: Can not download file from btchina.net.
2. [BUG FIX] Ctrl-Click launching External IE would fail in the 2nd time. Thanks to JackieKu for reporting.
3. [BUG FIX] Urls containing '@' are incorrectly redirected to the IE browser engine. Thanks to Meyer Kuno (Helbling Technik) for reporting.
4. [BUG FIX] Can not import settings from old IE Tab.
5. [BUG FIX] Scroll bar is incorrectly displayed in frames.
6. Added Korean locale, thank Wanoo-Lim(林完佑).
7. NOT working in the lastest nightly build of Firefox 3.6a1, so mark it only supports 3.0-3.5. I will try to support 3.6 later.

v1.00.20090531
-----------------------------------
1. No longer blocks ActiveX installation
2. Added support for script resizing, such as window.resizeTo, window.moveTo, etc. (Requires Windows XP SP2 or later)

v0.99.20090524
-----------------------------------
1. Marked Firefox 3.6 support, thanks MattPerkins for suggesting
2. Support HTTP auth, this new feature may fix the bug reported by Leo, Sch@dows and maybe also Omi Azad
3. Added zh-TW locale, thank jackbin