If you really love her than you will wait. If it's just some thing you are doing and have no real plans to take it the distance then break up. 5 years of your life is too much to waste on someone if you don't love them and can't see yourself living without them.
@Mysterion: Ya, the site's been taking forever to load as well. I figured it was the site imploding, but I thought it might have been something in the SNES-a-thon thing they just decided not to tell anyone about. So I thought I would double check.