在IE6~8浏览器，datagrid放在tabs中，当datagrid的高度大于tabs的高度时会溢出，tabs会出现滚动条，但是datagrid不随滚动条上下移动，超出高度的部分显示在tabs的外面。
代码：
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<title>Nested Tabs - jQuery EasyUI Demo</title>
<link rel="stylesheet" type="text/css" href="../../themes/default/easyui.css">
<link rel="stylesheet" type="text/css" href="../../themes/icon.css">
<link rel="stylesheet" type="text/css" href="../demo.css">
<script type="text/javascript" src="../../jquery-1.8.0.min.js"></script>
<script type="text/javascript" src="../../jquery.easyui.min.js"></script>
</head>
<body>
<h2>Nested Tabs</h2>
<div class="demo-info">
<div class="demo-tip icon-tip"></div>
<div>The tab panel can contain sub tabs or other components.</div>
</div>
<div style="margin:10px 0;"></div>
<div class="easyui-tabs" data-options="tools:'#tab-tools'" style="width:700px;height:250px">
<div title="Sub Tabs" style="padding:10px;">
<div class="easyui-tabs" data-options="fit:true,plain:true">
<div title="Title1" style="padding:10px;">Content 1</div>
<div title="Title2" style="padding:10px;">Content 2</div>
<div title="Title3" style="padding:10px;">Content 3</div>
</div>
</div>
<div title="Ajax" data-options="href:'../tabs/_content.html',closable:true" style="padding:10px"></div>
<div title="Iframe" data-options="closable:true" style="overflow:hidden">
<iframe scrolling="yes" frameborder="0" src="
http://www.jeasyui.com/forum/index.php" style="width:100%;height:100%;"></iframe>
</div>
<div title="DataGrid" data-options="closable:true" style="padding:10px">
<table class="easyui-datagrid" data-options="width:500,height:300,singleSelect:true,rownumbers:true">
<thead>
<tr>
<th data-options="field:'f1',width:100">Title1</th>
<th data-options="field:'f2',width:100">Title2</th>
<th data-options="field:'f3',width:100">Title3</th>
</tr>
</thead>
<tbody>
<tr>
<td>d11</td>
<td>d12</td>
<td>d13</td>
</tr>
<tr>
<td>d21</td>
<td>d22</td>
<td>d23</td>
</tr>
</tbody>
</table>
</div>
</div>
</body>
</html>
Poll
