You don't need rkill but the advice is good and explains how to get the tools for the scans.
this is really crazy! i'm trying to download avg, ad ware. and cannot get it to download, also i have ie pop-ups every where while running mozilla firefox. have a dell 2400. can someone help??

Chowhound
Comic Vine
GameFAQs
GameSpot
Giant Bomb
TechRepublic