User-Agent: Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.8.1.6) Gecko/20070802 SeaMonkey/1.1.4 Build Identifier: Firefox 2.0.0.6 Extremely wide left margin - Left edge of text is about 1.5 inches from right side of screen on maximized screen. Information on page can not be read or forms completed. Line wrap does not appear to work. Tabs extend with no way to get to tabs beyond right edge of screen. Tabs off screen can be accessed via control+tab. Pages are shifted off right of screen and not usable. Scroll bars do not exist. Restarting of browser and/or computer does not help. Reproducible: Always Steps to Reproduce: 1.Start browser 2.enter url 3. Actual Results: Problem as described occurs. Expected Results: Browser to be useful. Machine is HP dv2000 laptop.

Uninstalling and reinstalling does not correct bug.

Does it work in Firefox Safe Mode? (See http://kb.mozillazine.org/Safe_Mode)

Yes, Firefox works in Safe Mode With Out addons

Ok, it's probably an incompatible add-on that is causing the problem. To figure out which one you can disable half of them in the Tools->Add-ons and then restart to see if the problem goes away, and then re-enable some or disable more depending on the result...

One of the screenshots the Reporter emailed me: http://img413.imageshack.us/my.php?image=p8250562zt7.jpg It looks like it's basically the same underlying problem as bug 391358