Ok here is the problem.. error 000021a. So i restarted my computer and the this error came up. So I put in my Window xp install disk and try to repair my OS. But the proble is that when i started it again the BIOS would not should up. Only this page showed up and it started testing my memroy and then I tried to boot from my d drive and the save 000021a error happens again.. Any clue what i should do ?