Thread:Project:Support desk/Infobox and create a category

Version
MediaWiki 1.17.0 PHP 5.2.12-nmm2 (cgi-fcgi) MySQL 4.1.22-nmm-1-log

Basic
A small Question with example (sorry for bad english) i have a infobox template like

{ Infobox room

Articelname=

Color=

Doors=

}

Colors and Doors a Main-Categories

Now input a User

Articlename= Myhome

Color=Red

Doors=One

Question
How i make that the Infobox automatic

create Category:Red

under Category:Color

and list under new Category:Red: Articelname Myhome ?

[ [ Category:{ { Color } } ] ] its not the full way :D

Thanks