What the Christ?
About 3 other threads with the same subject... >_>
I made the first one... <_<
http://nsf.projectfcd.com/index.php?topic=21862.0
http://nsf.projectfcd.com/index.php?topic=21968.0
http://nsf.projectfcd.com/index.php?topic=21986.0
Blame Silver.
It's the ads, though I'm not totally sure whether it's Adbrite or Adtegrity that's doing it.
i think its funny :P