js函数理解

<!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=gb2312" />
<title>无标题文档</title>
<script type="text/javascript">

function time()
{
 var today=new Date();
var h=today.getHours();
var m=today.getMinutes();
var s=today.getSeconds();
document.getElementById('txt').innerHTML=h+":"+m+":"+s
}
time();
</script>
</head>

<body>
<div id="txt"></div>
</body>
</html>

此段代码报错

posted @ 2012-07-26 10:44  Uoolo  阅读(128)  评论(0)  编辑  收藏  举报