read the article that we posted.
basically i agree that you should probably re-install windows. try it and see. calm down.
Computer is booting from a non-bootable source.
Computer hard disk drive is not properly setup in BIOS.
Corrupt NTLDR and/or NTDETECT.COM file.
Misconfiguration with the boot.ini file.
Attempting to upgrade from a Windows 95, 98, or ME computer that is using FAT32.
New hard disk drive being added.
Corrupt boot sector / master boot record.
**BING BING BING**Seriously corrupted version of Windows 2000 or Windows XP.
**BING BING BING**...ie seriously unstable overclock...start over dude.
Loose or Faulty IDE/EIDE hard disk drive cable.
also, i notice the hard drive parts of this list...for my own knowledge (pardon my ignorance, hdd not my strong points)...what is an SATA "compatible" hard drive?