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<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 language=Javascript> 
  function time(){
    //获得显示时间的div
    t_div = document.getElementById('showtime');
   var now=new Date()
    //替换div内容 
   t_div.innerHTML = "现在是"+now.getFullYear()
    +"年"+(now.getMonth()+1)+"月"+now.getDate()
    +"日"+now.getHours()+"时"+now.getMinutes()
    +"分"+now.getSeconds()+"秒";
    //等待一秒钟后调用time方法，由于settimeout在time方法内，所以可以无限调用
   setTimeout(time,1000);
  }
</script>
</head><body  onload="time()">
<div id="showtime"></div>
<p>查找更多代码，请访问：<a href="http://www.lanrentuku.com/" target="_blank">代码</a></p>
</body>
</html>