js syncronise callback example :
<html>
<head>
<title>Haghe ostadi</title>
</head>
<body>
<script language="javascript">
function before(){
this.call=function call(){
alert('call back!!');
}
after(this);
alert('this would have been called first if it was async');
}
function after(x){
for (i=0; i<100000000;i++){
var t= 'x2'=='x1';
}
x.call();
}
document.load=before();
</script>
</body>
</html>
Yummy !!!
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