Originally Posted by BERDucky
have you tried clearing your IE cache?
Yes. Many, many times.
I've run several spyware detection apps (Spybot, Ad-Aware, Spyware Doctor, SpySubtract, Spy Sweeper, CWShredder) over and over and nothing significant is turning up.
On the other hand, I'm inclined to think it might not
be adware, if only because my PC is not behaving oddly otherwise - I'm not being redirected in any other way, my search results are not being hijacked, etc.