dojo 3

<!-- leading -->             <div data-dojo-type="dijit/layout/BorderContainer" id="mainSplitter" style="width:222px;"                  data-dojo-props="region:'leading', splitter: true, gutters: false">                                  <div data-dojo-type="dijit/layout/ContentPane" style=" height:36px;background:#fe942c url(../resources/nav_top_bg.png) repeat-x; "                     data-dojo-props="title:'Search', region:'top'">                     <span class="index_nav_name thinger" id="nat-title">                         管理菜单                     </span>                     <span style="width:26px;height:32px; float:right; overflow: hidden;">                         <img alt="" src="../resources/ARROW.png" id="panelToggle" style="margin:0;height:36px;width:16px;border:none; cursor: pointer;">                     </span>                 </div>                 <div data-dojo-type="dijit/layout/AccordionContainer" class="thinger"                      id="leftAccordion" data-dojo-props='region: "center", splitter:true,minSize:120'>                     <div data-dojo-type="dijit/Tree" id="myNavTree" data-dojo-id="myNavTree" store="menuStore"