调取easyui -windows 返回值问题

//--------------------------------------------------------------------------------------------------------------------------------------------------------------------------

<div ></iframe>
    </div>

//-------------------------------------------------------------------------------------------------------------------------------------------------------------------------

   <td class="content_form">
            <input style=" 100%" type="text" onclick="$('#win').window('open');" class="txt" datacol="yes" checkexpression="Num"
                err="用户名" />
        </td>

 //--------------------------------

 query: function () {
            parent.window.$("#win").window("close");
        },