IE Antivirus is spyware
1. Run Deckard's System Scanner (DSS)
http://securitynewsfromthenet.blogspot.com/2008/06/deckards-system-scanner-dss.html
2. Run the vundo and combo fix http://securitynewsfromthenet.blogspot.com/2007/05/vundofix-and-combo-fix.html
3. Run Malwarebytes Anti-Malware
http://securitynewsfromthenet.blogspot.com/2008/03/malwarebytes-anti-malware-105.html
4. Run the anti spyware removal programs spybot http://securitynewsfromthenet.blogspot.com/2007/03/spybot-search-and-destroy-spyware-and.html
5 Run Superantispyware http://securitynewsfromthenet.blogspot.com/2007/04/superantispyware-home-edition-free.html
6. Run a complete scan with free curing utility Dr.Web CureIt!
http://securitynewsfromthenet.blogspot.com/2008/05/dr-web-cureit.html
Install ThreatFire it makes your antivirus more powerful and block unknown viruses and trojans.
http://www.threatfire.com/