This antivirus 2008 popped up on my computer and started downloading itself. My computer tells me I have a virus but my spybot won't come up so I can do a check on it.
Please help me

Malwarebytes is a free tool. Download it here:
Malwarebytes.org (http://www.malwarebytes.org/mbam.php)

Using Internet Explorer, go to:

http://security.symantec.com/sscv6/default.asp?langid=ie&venid=sym

Click the GO button, then under Virus Detection, click Start. You might be told that you need to download and install ActiveX Controls for the scan to work, answer Yes.

Write down exactly anything it finds, then go to: : (http://www.symantec.com/search/) and do a search for what was found. Symantec usually has a removal tool and/or directions for removing manually. Make sure that you follow the instructions for removal, step by step, especially the part regarding disabling System Restore.

Download Malwarebytes at malwarebytes.org