But do look up IEFIX on http://www.google.com since it will automate much of the repairs that can be done without much ado.
And read http://www.doxdesk.com/parasite/ to get a fast lesson about our new guest at the table of PC Plagues. We already have Mr. Virus, Trojan and Mr. Spam. Let's welcome our latest addition... Mr. Spyware.
In closing, when you fix it, please consider using an alternative browser such as Firefox to help keep these pests out.
I'm trying to access my windows explorer and keep getting a "illegal operation, this program must shut down" window. No matter how I try to access this program, it's always the same. Any ideas?