I did all that and it said press any key but when I do I get this message (this is full version XP pro CD)

"A problem has been detected and windows has been shut down to prevent damage to your computer. If this is the first time you've seen this stop error, restart your computer. If this screen appears again, follow these steps:

Check for viruses
Remove any newly installed HD or HD controllers
Check you HD to make sure it's properly configured or terminated
Run chkdsk /F to check for HD corruption, then restart

Tech into: stop 0x000000yB......" and so on.....