I also downloaded the Microsoft anti-spyware beta, which does a regualar job of checking for and removing malicious spyware. It's free and seems to work just as well as a $20 anti-spyware program that I bought.
The crusade against spyware is not a one time event.
Bob Kiger
author, "Videography, What Does It All Mean?" OCT 1972, "American Cinematographer Magazine"
http://www.videography.org