The most efective way to protect and lock your Windows XP

Now you can enjoy your spare time without any worry that somebody unauthorized will access your computer. More than that, you can ensure that your work remains unaltered and meanwhile benefit of your children joy when playing around your laptop or desktop PC. No antivirus, no anti-spyware, no firewall, forget about Symantec, McAfee and Nod32. This is the most efective way to protect and lock your windows XP.