I would like a 3 Column CSS design but I am failing

I have done a quite alot of research on this subject but I’ve not really found any answers can anyone help??? I’ve attached a drawing of how I would site to look(i hope you can see my attachment), any help would be greatly appreciated.

Thanks

The Three Column CSS layout is quite common.
Have you tried this?

You might find Matthew James Taylor’s take on the 3-column layout interesting. I’ve used heavily modified versions of his layouts in several projects.

Thanks for the threads Guys!