WebRoot/qiantai/cart/mycart.jsp

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<%@ page language="java" pageEncoding="UTF-8"%>
<jsp:directive.page import="java.util.Date"/>
<%@ taglib prefix="c" uri="http://java.sun.com/jsp/jstl/core"%>
<%@ taglib prefix="fmt" uri="http://java.sun.com/jsp/jstl/fmt"%>
<%@ page isELIgnored="false" %> 
<%
	String path = request.getContextPath();
%>

<!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="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 href="<%=path %>/css/layout.css" type="text/css" rel="stylesheet" />
		
		<script language="JavaScript" src="<%=path %>/js/public.js" type="text/javascript"></script>
		
	    <script type='text/javascript' src='<%=path %>/dwr/interface/cartService.js'></script>
		<script type='text/javascript' src='<%=path %>/dwr/engine.js'></script>
		<script type='text/javascript' src='<%=path %>/dwr/util.js'></script>
	    
	    <script type="text/javascript">
	            function delGoodsFromCart(goodsId)
		        {
		            document.getElementById("indicator1").style.display="block";
		            cartService.delGoodsFromCart(goodsId,callback111);
		        }
	           
	            function clearCart()
		        {
		            document.getElementById("indicator1").style.display="block";
		            cartService.clearCart(callback111);
		        }
	           
	            function modiNum(goodsId,quantity)
		        {
		            var r1= /^[0-9]*[1-9][0-9]*$/　　//正整数 
		            var val=r1.test(quantity); //str为你要判断的字符 执行返回结果 true 或 false
		            if(val==false)
		            {
		                alert("数量必须是数字,请重新输入");
		            }
		            else
		            {
		                document.getElementById("indicator1").style.display="block";
		                cartService.modiNum(goodsId,quantity,callback111);
		            }
		        }
		        
		        function callback111(data)
		        {
		            document.getElementById("indicator1").style.display="none";
		            if(data=="no")
				    {
				        alert("库存不足");