Originally Posted by setishock
Obviously the resolution required to play the game is outside the capabilities of your old crt monitor. I would suggest you invest $140.00 and pick up a flat screen monitor from WalMart.
Its not the monitor, FC3 can run at 800x600.
Ccleaner is free, and it has a registry scanner, just get the normal version.
Have you also tried right clicking and running the game as administrator?