I'd suggest submitting a hijackthis log here
may still have infections causing your problem.How to submit a hijackthis logDownload Hijackthis
If your using Win2K/XP run adaware/spybot from "safe mode with command prompt"
At the C:\ prompt type the following:-
C:\progra~1\spybot~1\spybotsd.exe /autocheck /autofix