You see that part that says FAQ | Community Rules | Welcome guide? Well it's malformed on these three browsers, in the exact same way.
IceWeasel - Mozilla/5.0 (X11; U; Linux i686; en-US; rv:1.8.1.11) Gecko/20071128 Iceweasel/2.0.0.11 (Debian-2.0.0.11-1)
IE8 Beta on Windows Vista
Firefox3 Beta 5 on Windows Vista
Update: It is malformed in the quick-edit box and the box with my avatar as well, again, in the same way.