WebContent/qiantai/myCart/myCart.jsp

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

<!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 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 language="JavaScript" src="<%=path %>/js/public.js" type="text/javascript"></script>
		<script type="text/javascript">
	        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,callback);
	            }
	        }
	        
	        function callback(data)
	        {
	            document.getElementById("indicator1").style.display="none";
	            if(data=="no")
			    {
			        alert("库存不足");
			    }
			    
	            document.location.reload(true);
	        }
	        
	        
	        function delGoodsFromCart(goodsId)
	        {
	            document.getElementById("indicator1").style.display="block";
	            cartService.delGoodsFromCart(goodsId,callback);
	        }
	        
	        function clearCart()
	        {
	            document.getElementById("indicator1").style.display="block";