Ok, I went to the site, poked around and did not see any spyware. It didnt prompt me for anything and I have my Mozilla settings on Paranoid. I ran Spybot afterward and it didnt find anything. (With latest definitions) Do you have a direct link to what your friends could of downloaded?

Ahhh... from the other thread I see it is http://www.talkstocks.net Which prompts you....