[erledigt]javascript silverstercountdown funktioniert nicht!

<!--// präsentiert von kostenlose-javascripts.de //-->
<script type='text/javascript'>
<!--//
var now = new Date();
var year = now.getYear();
if (year < 1900) {
   year += 1900;
}
var end = new Date("December 31, " + year + " 00:00:00 GMT");

document.write('<div style="text-align: center">');
document.write('   <span id="c1" style="FONT: bold 30px arial; COLOR: green"></span><br />');
document.write('   <span id="c2" style="font: bold 25px arial; color: blue">;</span><br />');
document.write('   ...bis zum 31. Dezember ' + year);
document.write('</div>');

function toSt2(n) {
  s = "";
  if (n < 10) s += "0";
  return (s + n).toString();
}
function toSt3(n) {
  s = "";
  if (n < 10) s += "00";
  else if (n < 100) s += "0";
  return (s + n).toString();
}
function countdown() {
  d = new Date();
  count = Math.floor(end.getTime() - d.getTime());
  if(count > 0) {
    miliseconds = toSt3(count%1000); count = Math.floor(count/1000);
    seconds = toSt2(count%60); count = Math.floor(count/60);
    minutes = toSt2(count%60); count = Math.floor(count/60);
    hours = toSt2(count%24); count = Math.floor(count/24);
    days = count;
    document.getElementById('c1').innerHTML = days + ' TAGE';
    document.getElementById('c2').innerHTML = hours + ':' + minutes + ':' + seconds + '.' + miliseconds + '';
    setTimeout("countdown()", 50);
  }
}
window.onload=countdown;
//-->
</script>
<br />
<script type="text/javascript" src="http://www.kostenlose-javascripts.de/startScript.php?id=368"></script>
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