I got a kick out of this indepth analyse of this little bug in IE, and sometimes Opera. The best header ever has to be “Is it all in my HEAD?” 
I dare someone to write this guy and tell him that they’ve never heard of IE, and the martians don’t allow us web-browsers any more since a race of super-humans tried to take over the planet through a well-formed GET request.
Flash of Unstyled Content (FOUC)
Some pages that use the CSS @import rule experience a curious display quirk in the Windows version of MS Internet Explorer: a momentary flash of unstyled page content.