Ways to Make a Windows 7 Password Totally reset Disk

Right now many people are following Windows 7 system, yet what would you do when you forgot the particular log in private data? Restore? Or reload? These kind of both are connected with too much difficulties. Give you a hint: make a <a href="http://www.youtube.com/watch?v=XrMZnqHJx2Q">windows 7 pass</a>