[header] How to clean an infected pc [title] Backup files that you know are safe onto a disk or other external media source if possible. [step] Do not use system restore since when you create a restore point the viruses file's are also backed up. [title] Turn off the system restore and delete all of the restore points. 
[step] That way you will be sure once yo remove the virus it will be off your computer. [title] Download free anti-virus and anti-spyware software.