User-Agent: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.0.9) Gecko/2009042114 Ubuntu/9.04 (jaunty) Firefox/3.0.9 Build Identifier: Mozilla/5.0 (X11; U; Linux x86_64; en-US; rv:1.9.1b4pre) Gecko/20090420 Shredder/3.0b3pre When reading a message in a tab, if you switch to another tab and then switch back, the scroll position is reset to the top of the message Reproducible: Always Steps to Reproduce: 1.Open message in tab (longer than a screen) and scroll down a bit 2.Switch to another tab 3.Switch back to the message tab Actual Results: Message is shown with scroll position at the top Expected Results: Message is shown as I left it