Dont understand this damn wiki :)

[Foggy]

Hi Guys,
can somebody explain me how you all make this div-element on the right side on each wiki page?

Example:

Summary: A Simple DragDrop with Serialise functionality
Author: Rowan Laurence - AN Digital Ltd
Published: 03-10-2008
Version: 0.1
Ext Version: 1.1,2.0+
License: LGPLv3
Demo Link: No Demo
Forum Post: View Post

From this Wiki page:
http://extjs.com/learn/Extension:Sortable

[mystix]

don't you see this when you click on the "edit" tab?

{{userextension
|author=Rowan Laurence - AN Digital Ltd
|summary=A Simple DragDrop with Serialise functionality
|published=03-10-2008
|version=0.1
|extversion=1.1,2.0+
|license=[http://www.gnu.org/licenses/lgpl.html LGPLv3]
|forum=http://extjs.com/forum/showthread.php?p=136245
}}

[Foggy]

don't you see this when you click on the "edit" tab?

Ahhh, i dont know/saw this edit button till now, shame on me...
Just used this button
Thanks alot