You might want to try running in a fresh profile, to see if anything in your old profile is causing the problem: http://limi.net/articles/firefox-preferences/ h

You might want to try running in a fresh profile, to see if anything in your old profile is causing the problem: http://limi.net/articles/firefox-preferences/ http://limi.net/articles/firefox-preferences/ Sorry about your unanswered bug - it's pretty hard for us to address general performance bugs that don't have specific steps to reproduce. We have to focus on fixing what we can see or measure, and hope that it fixes what users are seeing too.