http://www.microsoft.com/downloads/details.aspx?FamilyID=321cd7a2-6a57-4c57-a8bd-dbf62eda9671&displaylang=en
Download 'Microsoft Anti-Spyware Beta' and install it. When it asks you if you'd like to run a spyware scan, do so.
Next time, buy a Mac. Windows Pee-Cees come pre-broken from the factory.
cheers,
dan rotigel