another solutions:
solution 1:
if u still get another administrator's password,you can enter the system with this
password,and reset the administrator's password
solution 2:
set the HD which is installed windows 2000 as slave Harddisk.that mean you should
not set this HD as Master harddisk,and lanuch you system with another HD installed
windows 2000 or windows xp.then
backup all you data!!! BUT you should make sure
that no encrypted data in slave HD,or you can not access them!!!!after you finish
backuping your data,reinstall you windows 2000,and restore you data.
good luck,Mr,