获得easyUi dialog 对话框title的属性值

 <div id="dlg" class="easyui-dialog" title="Toolbar and Buttons" style="width:1040px;height:600px;padding:10px"

             data-options="

                 buttons: [{

                     text:'保存',

                     iconCls:'icon-ok',

                     handler:function(){

                         ChangeMessage();

                     }

                 },{

                     text:'关闭',

                     handler:function(){

                         alert('cancel');;

                     }

                 }]

             ">

         <table id="detail_table" iconCls="icon-save" title="My Window" style="width: 100%; height: 300; font-size: 14px;" class="table">

     <tr>

         <td align="right">编号</td>

         <td align="left"><input id="MessageId" class="combo datebox" style="width:180px; height: 20px;" readonly="true"></td>

         <td align="right">菜单名称</td>

         <td align="left"><input id="MessageTitle" class="combo datebox" style="width:180px; height: 20px;"></td>

         <td align="right">数据类型</td>

         <td align="left">

             <select id="MessageType" class="easyui-combobox" panelHeight="auto" style="width:180px" onchange="MessageType_change(this)">

                 <option value="MODE">模块</option>

                 <option value="MENU">菜单</option>

                 <option value="TEXT">文本</option>

             </select>

         </td>

     </tr>

     <tr>

         <td align="right">上级编号</td>

         <td align="left"><input id="ParentID" class="combo datebox" style="width:180px; height: 20px;" readonly="true"></td>

         <td align="right">创建人</td>

         <td align="left"><input id="MessageAuthorId" class="combo datebox" style="width:180px; height: 20px;" value="admin" readonly="true"></td>

         <td align="right">创建时间</td>

         <td align="left"><input id="MessageDate" class="combo datebox" style="width:180px; height: 20px;" readonly="true"></td>

     </tr>

     <tr id="Content_textarea">

         <td colspan="">

             内容&emsp;

             <textarea class="ckeditor" cols="" id="MessageContent_ckeditor" name="editor1" rows=""></textarea>

         </td>

     </tr>

 @*    <tr id="Content_input">

         <td>

             内容

         </td>

         <td><input id="MessageContent" class="combo datebox" style="width:180px; height: 20px;"></td>

         <td colspan=""></td>

     </tr>*@

     <tr>

         <td colspan="">&emsp;</td>

     </tr>

 </table>

     </div>

//调用 
   alert($('#dlg').panel('options').title);