When I load the questions page, there is a large gap below the question count and above my favorite tags:
After the page finishes loading, the gap disappears and the favorite tags jump up to just below the question count.
I don't have any local adblockers or anything running, but I am behind a WebSense filter. I can't seem to replicate this behavior on superuser or here on meta. Browser info: Firefox 7.0.1 with add-ons enabled: Firebug 1.8.3, FireGestures 1.6.6, HTTPS-Everywhere 1.0.3, Microsoft .NET Framework Assistant 0.0.0