JavaScript中跨Iframe传值的问题

我想实现一个在上面选中几个人在下面就显示他对应的任务，可是我没实现出功能，在 parent.frames["frameBody"].document.getElementById("date").document.write(h);
这块出现了困难，不知道怎么修改，哪位帮帮忙啊？效果是，点击上面的人名前的复选框，就显示他的任务和复选框，点击多个人的时候就一直向右延伸，下方有一个滚动条可以拖动
页面1：<%@ Page Language="C#" AutoEventWireup="true" CodeFile="IframeHead.aspx.cs" Inherits="IframeHead" %><!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="Content-Type" content="text/html; charset=utf-8" />
<title></title>
 <script type="text/javascript" language="javascript" src="Scripts/jquery-1.3.2.min.js"></script>
    <script type="text/javascript" language="javascript" src="Scripts/Frame.js"></script>
    <script type="text/javascript" language="javascript">
    
    </script>
</head>
<body>
<div id="head">
    <%
        for (int i = 0; i < this.UserList.Count; i++)
        {
            Model.Users user = UserList[i];
        %>
<div class="headContent" align="center"><input type="checkbox" id="<%=user.UserId %>" onclick="clickCheck(this.id)" name="UserName" value="<%=user.UserId %>" /><%=user.UserName %></div>
 <%
             if (i % 10 == 9)
             {
                 Response.Write("<br />");
             }
        }
    %>
</div>
</body>
</html>页面2：<%@ Page Language="C#" AutoEventWireup="true" CodeFile="IframeBody.aspx.cs" Inherits="IframeBody" %><!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="Content-Type" content="text/html; charset=utf-8" />
<script type="text/javascript" language="javascript" src="Scripts/jquery-1.3.2.min.js"></script> 
<script type="text/javascript" language="javascript" src="Scripts/Frame.js"></script><!--删除线-->
<style type="text/css"> .mystyle{ text-decoration:line-through } </style><title></title></head>
<body>
<div id="content">
<table  width="200" border="0" cellpadding="5" cellspacing="5">
<tr id="data">
<td>
    <div id="d"></div>
    </td>
    </tr>
    </table>
</div>
</body>
</html>显示数据的页面<%@ Page Language="C#" AutoEventWireup="true" CodeFile="IframeMain.aspx.cs" Inherits="IframeMain" %><!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 runat="server">
    <title>无标题页</title>    <script type="text/javascript" language="javascript" src="Scripts/jquery-1.3.2.min.js"></script>
    <script type="text/javascript" language="javascript" src="Scripts/Frame.js"></script>
</head>
<body id="main">
    <iframe src="IframeHead.aspx" class="IframeHead"></iframe>
    <br />
    <iframe name="frameBody" src="IframeBody.aspx" class="IframeBody" marginwidth="0" marginheight="0"></iframe>
</body>
</html>所用的js文件     //获取点中人的id
    function clickCheck(uid)
    {
         var checked=false;
         var len=document.getElementsByName("UserName");
         var usersId="";
         for(var i=0;i<len.length;i++)
         {
        if(len[i].checked)
        {
           usersId+=len[i].value+",";
        checked=true;
        }else
        {
        checked=false;
         }
         }  
         if(usersId!=null&&usersId!="")
         {
         //debugger;
            getData(usersId);
         }else
         {
            parent.frames["frameBody"].document.getElementById("d").innerText="";
         }
        
    }
    
    //获取数据
    function getData(usersId)
    {
        $.post("data.aspx",{"usersId":usersId},function(data){
            var h = "";
            $.each(eval(data),function(i, TaskList) {
                h+="<td><div class='main'>";
                 $.each(eval(TaskList),function(j,tasks){
                      h+=""+tasks.Contents+"<br />"; 
                 });
                 h+="</div></td>";
            });
        h += "";
        //parent.frames["frameBody"].document.getElementById("d").innerText="asdffffffffff";
        parent.frames["frameBody"].document.getElementById("date").document.write(h);
        });  
    }