Create a Password Reset Disk

Microsoft has enhanced security features in XP including the ability to create a floppy diskette to recover your password in case it is forgotten.
->Click Start > Control Panel > User Accounts.
->Click on the account which you want to create a password disk.
->Click Prevent a forgotten password which starts the Forgotten Password Wizard .
This is found under Related Tasks.
->Insert a blank, formatted disk into drive A, and click Next.
->Enter the password in the Current user account password box.
To use the recovery disk, at the Welcome screen:
->Click the user name whose password is on the recovery disk.
->Click the question mark button, this causes the "Did you forget your password message" to appear.
->Click use your password reset disk. This will start the Password Reset Wizard.
From this point, just follow the wizard's instructions and you will be able to set a new password.