How do I get into the Administrators Account?

How do i get rid of administrators account on vista, it wont let me get into anything?

• someone has created an administrators account on my pc and it wont let me do anything without a password

• Answer:

  You have to have at leastt one administrator on your computer. so all you have to do is go to the start menu then click on the picture on the top left corner where it has your account name then once you're there you just click cancel so you dont change your picture then click on change account type and choose computer administrator. It's really simple!