Extension:HideSidebar

This extension suppresses display of the sidebar from anonymous users. Cribbed from http://www.mediawiki.org/wiki/Manual:Interface/Sidebar#Change_sidebar_content_when_logged_in_.28PHP.29.

Download instructions
Please cut and paste the code found below and place it in. Note: $IP stands for the root directory of your MediaWiki installation, the same directory that holds LocalSettings.php.

Installation
To install this extension, add the following to LocalSettings.php: