This tutorial is for how to add a new user account on windows xp. You really only need to do this if you are sharing your computer and need different accounts.
Step 1: Go to Start -> Control Panel -> User Accounts
Step 2: Go on the create a new account -> Now enter your screen name
Step 3: Pick your accont type wether its a limited or administrative account then click create account.
Well done your account has now been made!