Since you are not using Windows Live OneCare, you are off topic for this forum. This is not a general forum for viruses, spyware, or Windows Help. For help with spyware issues, you may want to try the forums here:
http://aumha.net/ For help with virus removal, contact the maker of your Antivirus program.
Of course, you could try Windows Live OneCare, http://onecare.live.com
-steve