create Admin account on Vista

Enable the Administrator Account

1. Open the command prompt with Administrative privileges by opening the Start Menu, and typing cmd in the search box, and then press Ctrl+Shift+Enter or click the Start orb, All Programs, Accessories, right-click Command Promptand select Run as administrator.
2. Type the following in the command prompt and press Enter after:
   net user administrator /active:yes
3. Restart your computer and logon as Administrator.