Access denied to windows update

From: Yoly (jrogers7@nospam.bellsouth.net)
Date: 07/31/02 

From: "Yoly" <jrogers7@nospam.bellsouth.net>
Date: Wed, 31 Jul 2002 12:40:15 -0500

Although it worked originally for me, my win XP update is now denying me
access to the update feature and asks me to get permission from my system
administrator (ME!). I dont remember changing any settings to cause this.
Please advise of a fix, if possible.
Thank you so much,
Yoly