Make sure your system is up to date and has the latest protections in place.

1. AVG anti-virus: 09/28/08
2. Avast: 09/27/08
3. Norton anti-virus: 09/24/08
4. McAfee anti-virus: 09/24/08
5. Lavasoft Ad-Aware: 09/26/08
6. Spybot Search and Destroy: 09/24/08
7. Microsoft Windows Defender: 09/24/08
8. Nod32: 09/26/08

Updates as of September 28,  2008 6:00am CDT.