CSSP is available on Netscape Navigator 4.0 or higher and Internet Explorer 4.0. If you use Netscape Navigator, it is recommended you use 4.05 or better because of some bugs in the way CSSP is implemented are fixed in the later releases. Javascript Javascript is a technology that allows modification of many HTML elements during the operation of a page. When you move your mouse over certain objects, javascript code changes the image associated with that object. In this case the images are similar, except the text color changes.
Mouse overs can be much more elaborate, but the basic code is the same.
The javascript used on the JAWS site is supported by Netscape Navigator and Internet Explorer versions 3.0 and higher.