This will work with any color and as many colors as you'd like. Just follow the format laid out by the script. It's fairly self-explanitory once you see the script.
Please note: This script is being offered in simple text format. When you click to Grab the Script, the text should display. Internet Explorer and AOL users may get a blank page or the script may run and produce the effect. If this happens, choose SAVE AS from the FILE menu and save the blank or compiled page.