hey i just went to reinstall media center because a commponent of it wasnt working and when it went to restart the frist time it stops and says can not find cd-rom device, i have a dvd rom and dvd rw, then now everytime i restart the computer it now says there is now two os's windows xp setup and mediacenter and i have to select media center each time which gets annoying im thinking that it has something to do with the install files being left on there but i dont know how to get rid of them please help.