Okay, look. Let's try this again. Just open Windows Explorer. Once it's open, type c: in the address bar and press enter. That should take you to the top of C: Drive. Now once you do that, look on the right side. How many folders do you see named Windows or Windows.old or Windows.001 or anything like that?
If that doesn't work go to START - RUN and type: %SystemRoot%\explorer.exe /e,c:
Then press ENTER