Help. i get a registry_error.

*** Stop: 0x00000051 (0x00000003, 0x00000003, 0x00000000, 0xE1194000)

Nothing works. all the normal stuff ( go to windows goes to blue screen, safe mode = restart, ect) but also when i run on windows xp CD and try to repair. it goes to blue screen. and when i run windows to install and press F8 to agree it goes to blue screen. what is there to do. i don't even care about saving my >Update:

can't do that... i told you when i push f8 to agree it goes to the blue screen