Build a Website (reformatting html)

I would like some simple html formatting for an existing very simple 4 page website. I need the following changes: - [login to view URL] - format page so the four boxes are centered in the page and stays there when re-sized [login to view URL] - format page so the content in the four boxes are centered in the box (vertical and horizontal) and stays there when re-sized [login to view URL] - format page so the content is centered in the page and stays there when re-sized [login to view URL] - format page so the content is centered in the page and stays there when re-sized [login to view URL] - format page so the content is centered in the page and stays there when re-sized This format needs to be good on IE, FireFox, Safari and Chrome. ** This project needs to be completed by Sunday at the latest **