This is the fifth and final movie in a series showing how to use FireBug to debug a DOM JavaScript. It also demonstrates how to degrade a JavaScript function gracefully when the browser does not understand the DOM (such as cell phones and PDAs). I'll also show you how to use FireBug to test out CSS on the fly, allowing you to try out different combinations of CSS rules. This is part of the JavaScript:DOM tutorial presented in my online course Programming Fundamentals offered at South Central College. Less