[NOTES]The rollover effect requires two images, one for each state, and only a small change in the image tag. It is best to use images of the same size, but you can use images of different sizes as well. In that case both images will be shown at their true sizes, unless you specify a width or height. If you do specify a width or height then both images will be resized to fit that area. Here is an example of the script's usage: