How do i get rid of this 'Antivirus System Pro' Fake demo thing?

First off - Don't run 2 removal programs at the same time. Second - Make sure your virus database definitions are updated. If you want a free solution it will be manual removal or a program such as avast (a href="http://avast.com)" rel="nofollow"http://avast.com)/a For manual. removal instructions, read a href="http://www.spyware-review.net/how-to-uninstall-antivirus-system-pro/" rel="nofollow"http://www.spyware-review.net/how-to-uni…/a and see if you can follow along.