<body class="easyui-layout">
<div id = "centerId" data-options="region:‘center‘" style="padding:0px;background:#eee;">
<tiles:insertAttribute name="toolbar-productConfig" />
<div id="dataGrid"></div>
<tiles:insertAttribute name="contentProduct" />
<tiles:insertAttribute name="contentProductEdit"/>
</div>
<div id = "eastId" data-options="region:‘east‘,iconCls:‘icon-reload‘,split:true" style="width:57%;" >
<tiles:insertAttribute name="toolbar-productConfig-Detils" />
<div id="dataGridDetils" ></div>
<tiles:insertAttribute name="contentDetils" />
<tiles:insertAttribute name="contentDetilsEdit" />
</div>
<script src="${contextPath}/js/pages/systemSet/productConfig.js"></script>
<script src="${contextPath}/js/pages/systemSet/dataGridDetils.js"> </script>
</body>
$(‘#eastId‘).css("display", "inline");显示元素
document.getElementById("eastId").style.display="none";//隐藏元素
原文：http://www.cnblogs.com/tian830937/p/4800254.html