<script type="text/javascript">
var shan=10;
function sk() {
var good=prompt("Please Enter One Numerical Value","")
if(good!=null && good!="")
{for (i=1;i<=shan;i++)
//prompt ("",good*i);
alert(good*i);
}
else
{
alert("You enter Null Value");
}
window.status="OM JAI SHRI RAM";
}
</script>
</head>
<body onload="sk();">
</body>