<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>无标题文档</title>
<script language="javascript">
function getCurDate()
{
var d = new Date();
var week;
switch (d.getDay()){
case 1: week="星期一"; break;
case 2: week="星期二"; break;
case 3: week="星期三"; break;
case 4: week="星期四"; break;
case 5: week="星期五"; break;
case 6: week="星期六"; break;
default: week="星期天";
}
var years = ( d.getYear() < 1900 ) ? ( 1900 + d.getYear() ) : d.getYear();
var month = add_zero(d.getMonth()+1);
var days = add_zero(d.getDate());
var hours = add_zero(d.getHours());
var minutes = add_zero(d.getMinutes());
var seconds=add_zero(d.getSeconds());
var ndate = years+"年"+month+"月"+days+"日 "+hours+":"+minutes+":"+seconds+" "+week;
divT.innerHTML= ndate;
}
function add_zero(temp)
{
if(temp<10) return "0"+temp;
else return temp;
}
setInterval("getCurDate()",100);
</script>
</head>
<body>
<span id="divT"></span>
</body>
</html>
原文：http://www.cnblogs.com/lanliying/p/4315242.html