Thread:Project:Support desk/want to create layout having 3 coloumns in all page

I installed PHP 5.3 (5.3.6) Apache 2.2 MYSQL via Windows (x86, 32-bit), MSI Installer Mediawiki which are working fine

I am new to mediawiki. Actually wanted to create 3 coloumns on every page whenever user creates a new page. User should be viewd 3 coloumn in tabular form and edit button at the bottom so as he can edit the text in all the three coulmn. and a common edit button at the bottom. The contents will always in the tabular form so wanted to create this layout of 3 coulmns.

Can anyone help me please. Many thanks.