Previous | Next The programming language of the browser Allows client-side coding, where instructions can be executed on the browser Makes HTML into DHTML: <script language="javascript"> function swapImage(image, filename) { ... code to swap image ... } </script> ... < a href="something" onMouseOver="swapImage('i', 'rollover.gif');" onMouseOut="swapImage('i', 'normal.gif');"> <img name="i" src="normal.gif"> < /a> Print this page