Untitled

<html>
<head>
<script type="text/javascript">
var c=0;
var t;
var timer_is_on=0;
var random_no = Math.random();

function timedStop()
{
document.getElementById('bar').width=c;
document.getElementById('bar').height=c;
c=c-16;
t=setTimeout("timedStop()",1);
}

function timedCount()
{
document.getElementById('bar').width=c;
document.getElementById('bar').height=c;
c=c+16;
t=setTimeout("timedCount()",1);

while (c > 300){
c=300;
setTimeout("timedStop()",30);
return c;
}
}

function doTimer()
{
if (random_no < 0.2){
if (!timer_is_on)
  {
  timer_is_on=1;
  timedCount();
  }
  }
}
</script>
</head>

<body onload="doTimer();">
<img id="bar" src="pisacz.jpg" width="0px" height="0px" style="float:center;margin-top:10%;margin-left:20%;>
</body>
</html>