i have windows xp. i recently ran updates for the first time since having it for a few months. complete disaster. all my display settings are messed up. my computer wont restore to previous points. and sometimes boxes that pop up for programs have no words. i dont know whats going on. any help would be usegful. is there any way to undo windows updates... or any way to fix my system restore to go back to before i did the updates.?