[quote=RBYDark]
Well, try it again in a few hours. If it's still busted, probably more than simple overheating.
[/quote]
Yes. Being that it can still run an offline virus scan, but any attempts to run the OS result in nothing happening... I think it rules out any "structural" problems, and it's probably the hard disc again. Or, might not be. I've no way of knowing. Could be that XP just died.