Zitat:
<script language="javascript" type="text/javascript">
<!--
function uhr() {
var datum = new Date();
var hour = datum.getHours();
var min = datum.getMinutes();
var sec = datum.getSeconds();

var h = hour;
var m = min;
var s = sec;

if(h < 10)
h = '0'+h;

if(m < 10)
m = '0'+m;

if(s < 10)
s = '0'+s;

document.getElementById('uhr').innerHTML = h+':'+m+':'+s;
}

window.onload = function() { setInterval('uhr()', 1000); }

//-->
</script>
<span id="uhr"></span>