Change Background
<html>
<head>
<script type="text/javascript">
function bgChange(bg)
{
document.body.background=bg
}
</script>
</head>
<body>
<b>Mouse over these images, and the background will
change</b>
<table width="300" height="100">
<tr>
<td onmouseover="bgChange('paper.jpg')"
background="paper.jpg">
</td>
<td onmouseover="bgChange('bluesilk.jpg')"
background="bluesilk.jpg">
</td>
<td onmouseover="bgChange('bgdesert.jpg')"
background="bgdesert.jpg">
</td>
</tr>
</table>
</body>
</html>