Quote Originally Posted by Pascal View Post
Did a quick Google search and looks like the problem is with vBulletin itself and not with Firefox or anything we could do.

Firefox 3, incorrect scrolling on "last post" buttons. - Straight Dope Message Board
wtf? The first post in there contains a link to a thread that tells you exactly how you can fix this issue.

https://bugzilla.mozilla.org/show_bug.cgi?id=439826