This goes in your <head>...</head>
<script type="text/javascript">
<!--
function makeArray(){
this.length = makeArray.arguments.length
for (var i = 0; i < this.length; i++)
this[i + 1] = makeArray.arguments[i]
}
function randNum (num) {
var now = new Date();
var rand = Math.round(num * Math.cos(now.getTime()));
if (rand < 0) rand = - rand;
if (rand == 0) rand++;
return rand;
}
-->
</script>
Put this piece of code into your web page at the place where you'd like the image tag to appear: What it does is "roll the dice", and then decide which of (in this case) three images to write out into the 'source code' of your document. <script type="text/javascript"> |