jsp倒计时分秒

<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<%
String path = request.getContextPath();
String basePath = request.getScheme()+"://"+request.getServerName()+":"+request.getServerPort()+path+"/";
%>

<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN">
<html>
  <head>
    <base href="<%=basePath%>">
    
    <title>My JSP 'SetTimeOut.jsp' starting page</title>
    
	<meta http-equiv="pragma" content="no-cache">
	<meta http-equiv="cache-control" content="no-cache">
	<meta http-equiv="expires" content="0">    
	<meta http-equiv="keywords" content="keyword1,keyword2,keyword3">
	<meta http-equiv="description" content="This is my page">
	<!--
	<link rel="stylesheet" type="text/css" href="styles.css">
	-->
	<script type="text/javascript" src="js/jquery-1.8.3.min.js"></script>
	<script>
				//倒计时
					$(document).ready(function(){
						alert("111");
							getCapBtnWait();
					});
					var timementh;
					var date=new Date();
					var time=date.getTime();
					function getCapBtnWait() {
						var capBtn = $("#and-countdown-num");
						capBtn.empty();
						var d=new Date();
						var countDowntime=600000-(d.getTime()-time);
						if(countDowntime<=0){
							capBtn.append("倒计时结束");
							return;
						}
						var timeWaitSSS=Math.floor(countDowntime%1000/10);
						var timeWaitss =Math.floor(countDowntime/1000%60);
						var timeWaitmm=Math.floor(countDowntime/1000/60);
						if(timeWaitmm>14){
							capBtn.append("等待倒计时");
						}else{
							if(timeWaitmm<10){
					    		capBtn.append("0"+timeWaitmm);
					    	}else{
					    		capBtn.append(timeWaitmm);
					    	}
					    	if(timeWaitss<10){
					    		capBtn.append(":0"+timeWaitss);
					    	}else{
					    		capBtn.append(":"+timeWaitss);
					    	}
					    	if(timeWaitSSS<10){
					    		capBtn.append(":0"+timeWaitSSS);
					    	}else{
					    		capBtn.append(":"+timeWaitSSS);
					    	}
						}
				    	
				        setTimeout(function() {
				        	getCapBtnWait(capBtn);
				        },
				        10);
					}
				</script>
  </head>
  
  <body>
    <span class="and-countdown-num" id="and-countdown-num">00:00:00</span>
  </body>
</html>