CSS Image Maps: A Beginner’s Guide

While they may not be used as often as they once were in the heyday of table based web design, image maps can still be quite useful in situations that call for it. Unfortunately, for beginners, achieving this with CSS alone, can be a difficult concept to grasp.

In this tutorial, we're not only going to get you up to speed on how to create a CSS image map, but, we're also going to take it a couple steps further and add hover states to our image map using a CSS background image sprite, as well as a "tooltip" like popup.

http://www.noobcube.com/tutorials/html-css/css-image-maps-a-beginners-guide-/