<html>
<body>
<img id="compman" src="/img/eg_compman.gif" lowsrc="/img/eg_compman_lowres.gif" alt="Computerman" />
<br />
<script type="text/javascript">
var x=document.getElementById("compman");
document.write('<a href="' + x.lowsrc + '">Low resolution version</a>');
</script>
</body>
</html>