<script type="text/javascript">
var timer;
function disptime(){
var today = new Date(); //获得当前时间
var hh = today.getHours(); //获得小时、分钟、秒
var mm = today.getMinutes();
var ss = today.getSeconds();
/*设置div的内容为当前时间*/
document.getElementById("myclock").innerHTML="<h1>现在是:"+hh+":"+mm+":"+ss+"<h1>";
/*
使用setTimeout在函数disptime()体内再次调用setTimeout
设置定时器每隔1秒(1000毫秒),调用函数disptime()执行,刷新时钟显示
var timer = setTimeout("disptime()", 1000);
*/
}
function interval()
{
/*使用setInterval()每间隔指定毫秒后调用disptime()*/
timer = setInterval("disptime()",1000);
}
</script>
</head>
<body onload="interval()">
<div id="myclock"></div>
</body>
</html>