Restoring MBR from Windows XP CD!
Here's how to get your MBR back with a Windows CD.Boot from 2K/XP CD, and choose the repair option (R key) and then C key
(if
Win2K) to start recovery console. Select your installation from the
list and enter the admin password. At the input prompt, enter the
command:
fixmbr (and then y to confirm)
Master boot record restored.
Reboot the system. You're done.