jsp页面接收不到action返回来的json数据
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<%@ include file="/common/taglibs.jsp"%>
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Pagination 分页表格</title>
<%@ page language="java" import="java.util.*" pageEncoding="UTF-8"%>
<meta http-equiv="content-type" content="text/html; charset=UTF-8" />
<script src="${ctx }/jslib/nui.js" type="text/javascript"></script>
</head>
<body>
<div style="width:100%;">
<form id="form1">
<div id="form1" class="mini-toolbar" style="border-bottom:0;padding:0px;">
<table style="width:100%;">
<tr>
<td style="width:100%;">
<a class="mini-button" iconCls="icon-add" onclick="replyQuestion()">回复留言</a>
<a class="mini-button" iconCls="icon-remove" onclick="remove()">删除</a>
<input type="checkbox" onclick="setShowGridVLine(this.checked)"/>
<select id="fvQstate" onchange="getData()">
<option name="fvQstate" id="fvQstate1" value="未处理">未处理</option>
<option name="fvQstate" id="fvQstate2" value="已处理">已处理</option>
</select>
</td>
</tr>
</table>
</div>
</form>
</div>
<div name="loginnameColumn" id="datagrid1" class="mini-datagrid" style=" display:? block;? border-width:? 0px;? padding:? 0px;? width:? 100%;? height:? 100%;?"
url="${ctx }/question_getQuestion.vshtml" idField="id" allowResize="true" sizeList="[10,30,50,100]" pageSize="10" idField="id" multiSelect="true">
<div property="columns" width="100%" >
<div type="checkcolumn" ></div>
<div field="fnQueioid" width="50" headerAlign="center" al