I believe I have a Virus I have windows 7 what do I need to do.

You can try downloading Malwarebytes, install it, and then scan your computer with it.

You can also try Windows Security Essentials: http://www.microsoft.com/security_essentials/Please remember to click Mark as Answer on the post that helps you, and to click Unmark as Answer if a marked post does not actually answer your question. This can be beneficial to other community members reading the thread.