How to use Background on your page
Using backgrounds on your pages, Well, it's not that difficult to do and certainly adds a bit of pizzazz to your pages for very little effort! One of the best and easiest ways to add zip to a web page is by using a background image. After you find an appropriate background image, simply add the following to the BODY tag of your HTML document. BACKGROUND ="image.jpg". If the image file is smaller than the user's window, the image will tile to fill the entire page.
Extremely Efficient Backgrounds!