Comment 24 for bug 255263

Latest time:
Opened Firefox at ~5pm local.
Left computer, left Firefox running at 5:30 with with three tabs:
http://www.menswearhouse.com/tuxedos/tuxedo_wedding.jsp
http://www.alsformalwear.com/portfolio-wedding-index.asp
http://www.google.com/calendar/hosted/utcatholic.org/render

Returned to Firefox at 8:05pm local.
Address bar did not respond.

Opened new window, address bar responds.

This occured on a different computer than my above entry:

Windows XP SP2
Mozilla/5.0 (Windows; U; Windows NT 6.0; en-US; rv:1.9) Gecko/2008052906 Firefox/3.0

Delicious 2.0.64
Google Gears 0.3.24.0
Greasemonkey 0.8.20080609.0
IEView Lite 1.3.3
Move Media Player 1.0.0.07103010
NoScript 1.7.1
Operator 0.9.3
Remember The Milk 1.0.2

That means this cannot be related to:
Dictionary Switcher 0.9
dragdropupload 1.6.7
Google Notebook 1.0.0.20
IETab 1.5.20080618