<html>
<head>
</head>
<body>
<script>
function chkID() {
var id=document.all.idNo.value;
var t=new Date();
var day=parseInt(t.getDate());
var month=parseInt(t.getMonth())+1;
var year=parseInt(t.getYear());
var idyear;
var yearStart=year-100;
var yearEnd=year+1;