js显示当前时间

<%@ page language="java" contentType="text/html; charset=utf-8"
    pageEncoding="utf-8"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN" "http://www.w3.org/TR/html4/loose.dtd">
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=ISO-8859-1">
<title>Insert title here</title>
   <script type="text/javascript" src="jquery-1.8.3.min.js"></script>
      <script type="text/javascript">
        //获取当前时间并拼接放到div中的函数
       function nowTime(){
           var nowDate = new Date();
           var year = nowDate.getFullYear();
           var month = nowDate.getMonth()+1;
           month = month>9 ? month : "0" + month;
           var date = nowDate.getDate();
           date = date>9 ? date : "0" + date;
           var hour = nowDate.getHours();
           hour = hour>9 ? hour : "0" + hour;
           var miunte = nowDate.getMinutes();
           miunte = miunte>9 ? miunte : "0" + miunte;
           var second = nowDate.getSeconds();
           second = second>9 ? second : "0" + second;

           $("#time").text(year+"年"+month+"月"+date+"日"+hour+"时"+miunte+"分"+second+"秒");
       }
       //加载后执行一次函数，以后每秒再执行
       $(function(){
           nowTime();
           setInterval("nowTime()", 1000);
       });
      </script>
</head>
<body>
       <div id="time"></div>
</body>
</html>