<html>
<head>
<script type="text/javascript">
function startTime()
{
var today=new Date()
var h=today.getHours()
var m=today.getMinutes()
var s=today.getSeconds()
// 当数字是小于10的就要在前面加0.看起来规范
m=checkTime(m)
s=checkTime(s)
document.getElementById(\'txt\').innerHTML=h+":"+m+":"+s
t=setTimeout(\'startTime()\',1000)
}
function checkTime(i)
{
if (i<10)
{i="0" + i}
return i
}
</script>
</head>
<body onload="startTime()">
<div id="txt"></div>
</body>
</html>
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