Please go to the malware forum and follow the instructions at the top....Especially the CLICK HERE.
That will give you several steps that will help you clean up 70 percent of all problems by yourself. If at the end of the process you are still having difficulty--and you may not be-- then post a hijackthis log in THAT forum.
Can i use any of these?
How to remove Trojan.Zlob-X.a - IEDefender
How to remove trojan.w32.looksky
or do i have to go through the list underneath them.