EricNoah
Adventurer
Yeah, I had those Windows Messenger pop-ups a while back -- they're totally unrelated to what site you're on, and in fact can pop up even when you're not browsing the web (if you have a connection that's "on" all the time). Do a google search on "windows messenger spam" to find out more. Here's one I found:
http://www.auburn.edu/oit/security/messengerService.html
http://www.auburn.edu/oit/security/messengerService.html