slide the hw acceleration thingy down to troublseoot that is what it is there for.....you can always slide it back if that is not the problem. But at least try it. Post some specs. You may be short on power.
IAEF: reinstall windows! You do keep your apps, files, etc on a different partition right?
Trying to convince me the Wii is a real adult game machine 'if you play it right' is like trying to convince me Tofu tastes great 'if you just cook it right'