My computer was screwed up for the last few days and after many attempts to try to fix it myself I called 1-800-905-GEEK. The geek downloaded SPYBOT and exterminated the bugs. It’s a free download and it’s what the geeks use:
http://safer-networking.org 
Congrats on being ‘clean’ again!
I’m more a fan of LavaSoft’s Ad-Aware SE.
Oh, and AVG does a good job with it’s a resident AV package.
tom
Both are on my daily schedule list…
ditto
same here I have used both for some time now.