<script language="javascript">
	var delay=1000 //set delay in milliseconds
	var curindex = 0

	var randomimages=new Array()

	randomimages[0]="1.jpg"
	randomimages[1]="3.jpg"
	randomimages[2]="2.jpg"

	document.write('<img name="defaultimage" src="'+randomimages[Math.floor(Math.random()*(randomimages.length))]+'">')

	function rotateImage()
	{
		curindex = (curindex + 1) % randomimages.length
		document.images.defaultimage.src = randomimages[curindex]
	}

	setInterval("rotateImage()", delay)
</script>