User-Agent: Mozilla/4.0 (compatible; MSIE 6.0; Windows NT 5.1; SV1; .NET CLR 1.1.4322; InfoPath.1) Build Identifier: When any page is loaded in FF the pages flicker in a upward and downward motion, very similar to someone moving a scroll wheel up and down repeatedly and very quickly. This has only started to occur after the auto update, prior to that no problems at all, no changes have been made to monitor/gfx cards etc Reproducible: Always Steps to Reproduce: 1.load any page including homepage 2. 3.

See http://kb.mozillazine.org/Window_shakes Probably a dupe of bug 247116.