Directory permissions

From: Cecile (anonymous_at_discussions.microsoft.com)
Date: 12/20/03 

Date: Sat, 20 Dec 2003 08:44:12 -0800

I need to change the permissions of one folder.
I looked in help and it says to right click and go to
Properties. Then click on the security tab...I haven't
got any security tab. My OS is XP.
Thanks for any help.