Windows allows two methos to work with the operating system:
1. With login credentials provided
2. Without login credentials provided - anyone can work with the system after it is turned ON.
In order to work with your Windows XP Professional or Home editions without need to provide Username/Password, follow these steps:
1. Press Start -> Run
2. Type: "control USERPASSWORDS2"
3. Uncheck the "User must enter a user name ...." checkbok and press the "OK" botton.