logging on as an admin

From: jason (torontoleafs@hotmail.com)
Date: 09/30/02 

From: "jason" <torontoleafs@hotmail.com>
Date: Mon, 30 Sep 2002 00:08:51 -0700

how do i log on as the computer admin not just as a user
that has admin privilages???? My user has the admin
status but i cant do some of the stuff i need to do i need
to log on as the actual admin. any help would be great.
my email is Torontoleafs@hotmail.com thanks