ArticleMs Default Skin: add the third column

I noticed that many peoples using ArtcleMs script are looking for a 3 colums template.
I have modified the default skin adding the third column
When you try to change something in your skin i always suggest you to create a duplicate skin based on the skin you want modify and work on it. So if any error occur you can copy the original code from the original template.
To add a third column i have changed and added some code to the STYLESHEET and to the MAIN template.
Read the whole article : ArticleMs Default Skin