jquery easyui layout 怎样添加和删除面板

 <div id="gpyDiv" class="easyui-layout" fit=true style="width:100%;height:100%;"> 
 <div data-options="region:'south',title:'South Title',split:true" style="height:100px;"></div> 
 <div data-options="region:'east',iconCls:'icon-reload',title:'East',split:true" style="width:100px;"></div> 
 <div data-options="region:'west',title:'West',split:true" style="width:100px;"></div> 
 <div data-options="region:'center',title:'center title'" style="padding:5px;background:#eee;"></div> 
</div> 

 
<a href="javascript:void(0)" class="easyui-linkbutton" value="Scan" id="BtnScan" data-options="iconCls:'icon-print'" onclick="javascript:addPanel()" >添加面板</a>
 <a href="javascript:void(0)" class="easyui-linkbutton" value="Scan" id="BtnScan" data-options="iconCls:'icon-print'" onclick="javascript:deletePanel()" >删除面板</a>
 
/*添加div*/
 function addPanel(){
 $("#gpyDiv").layout('add',{
  region: 'south', 
 width: '100%',
 height:200
 });
 }
 /*删除div*/
 function deletePanel(){
 $("#gpyDiv").layout('remove','south');
 } 
一个简单的示例 希望能帮到您！