easyui datagrid

<%@ page language="java" contentType="text/html; charset=UTF-8" pageEncoding="UTF-8"%>
<%@include file="/context/mytags.jsp"%>
<div id="leavemain_depart_list" class="easyui-layout" fit="true">
<div region="center" style="padding: 1px;">
<t:datagrid name="stu_leaveList" actionUrl="departController.do?departgrid" treegrid="true" idField="departid" pagination="false"
onClick="queryStudentByRowData">
<t:dgCol title="编号" field="id" treefield="id" hidden="false"></t:dgCol>
<t:dgCol title="部门名称" field="departname" treefield="text"></t:dgCol>

<%--
<t:dgCol title="职能描述" field="description" treefield="src"></t:dgCol>

<t:dgCol title="操作" field="opt"></t:dgCol>
<t:dgDelOpt url="departController.do?del&id={id}" title="删除"></t:dgDelOpt>

<t:dgFunOpt funname="queryStudentsByDepart(id)" title="查看成员"></t:dgFunOpt>
--%>
</t:datagrid>
<!--
<div id="departListtb" style="padding: 3px; height: 25px">

<div style="float: left;">
<a href="#" class="easyui-linkbutton" plain="true" icon="icon-add" onclick="add('部门录入','departController.do?add','departList')">部门录入</a>
<a href="#" class="easyui-linkbutton" plain="true" icon="icon-edit" onclick="update('部门编辑','departController.do?update','departList')">部门编辑</a>
</div>

</div>
-->
</div>
</div>
<div data-options="region:'east',
collapsed:true,
split:true,
border:false,
onExpand : function(){
li_east = 1;
},
onCollapse : function() {
li_east = 0;
}"
style=" 1000px; overflow: hidden;">
<div class="easyui-panel" style="padding: 1px;" fit="true" border="false" id="userLeaveListpanel"></div>
</div>

function queryUsersByRowData(rowData){
if(li_east == 0){
$('#main_depart_list').layout('expand','east');
}
$('#userListpanel').panel("refresh", "departController.do?userList&departid=" + rowData.id);
}

function queryUsersByDepart(departid){
if(li_east == 0){
$('#main_depart_list').layout('expand','east');
}
$('#userListpanel').panel("refresh", "departController.do?userList&departid=" + departid);
}

function queryStudentByRowData(rowData){
if(li_east == 0){
$('#leavemain_depart_list').layout('expand','east');
}
$('#userLeaveListpanel').panel("refresh", "tbStudentController.do?leaveList&departid=" + rowData.id);
}

function queryStudentsByDepart(departid){
if(li_east == 0){
$('#leavemain_depart_list').layout('expand','east');
}
$('#userListpanel').panel("refresh", "tbStudentController.do?leaveList&departid=" + departid);
}
//-->
</script>

这样一个页面就替代了整个布局的右半部分，数据就由id来选择显示！