Oh dear :( What os version are you running it on?
It's a very long shot, but there's a version with some graphics effects turned off. Is this any different: https://docs.google.com/uc?id=0B513A7EohLoSZThlN2I3MjQtZTY5My00ZDg4LTgxZmItODRmNjc4ZjJhNDUx&export=download&hl=en