这是部分代码
- HTML code
<%@ page contentType="text/html;charset=UTF-8"%>
<%@ include file ="/includes/jsp/init.jsp"%>
<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>系统首页</title>
<!-- 引入基础的JS和CSS文件 -->
<%@ include file="/common/meta_ext.jsp"%>
<link href="/resources/css/index/index.css" rel="stylesheet" type="text/css"/>
<link href="/resources/css/index/index-treetab.css" rel="stylesheet" type="text/css"/>
<script src="/resources/js/index/index.js" type="text/javascript"></script>
<script src="/resources/js/ext/ux/Portal.js" type="text/javascript"></script>
<script src="/resources/js/ext/ux/PortalColumn.js" type="text/javascript"></script>
<script src="/resources/js/ext/ux/Portlet.js" type="text/javascript"></script>
<script src="/resources/js/ext/ux/TabCloseMenu.js" type="text/javascript"></script>
<script src="/resources/js/jquery/jquery.js" type="text/javascript"></script>
<script type="text/javascript">
var opername='<%= user.getOperName()%>';
Ext.onReady(function(){
Ext.QuickTips.init();
//定义页头
var header =new Ext.Panel({
border: false,
layout: 'anchor',
region: 'north',
margins: '0 0 1 0',
height: 100,
items: [{
xtype: 'box',
el: 'header',
border: false,
anchor: 'none -1'
}],
bbar: [
'->','-',{
xtype: 'splitbutton',
text: '当前用户：'+opername,
iconCls: 'icon-user-male',
menu: [{
text:'修改用户基本信息', handler:help
},{
text:'修改密码', handler:help
}]
},'-',{
text: '退出系统',
iconCls: 'icon-exit',
handler: relogin
},'-']
});
//定义树菜单控件
var tree =new Ext.tree.TreePanel({
useArrows: true,
animate: true,
enableDD: false,
border: false,
rootVisible: false,
autoScroll: true,
containerScroll: true,
bodyStyle: 'padding:3px',
root: new Ext.tree.AsyncTreeNode({
id: '-1',
draggable: false,
leaf: false
}),
loader: new Ext.tree.TreeLoader({
dataUrl: '/extAction.do?task=getTreeJson',
listeners: {
"beforeload": function(treeLoader, node){
treeLoader.baseParams.id = node.id;
}
}
})
});
tree.on('click', function(node, e){
if(node.id !=-1&& node.attributes.url !=null){
openUrl(node.attributes.url);
}else{
tree.expandPath(node.getPath());
}
});
tree.on('beforeexpandnode', function(node){
if(node.id!=-1&&node.getDepth()==1){
tree.collapseAll();
}
});
//定义树菜单面板
var treePanel =new Ext.Panel({
region: 'west',
collapsible: true,
autoScroll: true,
split: true,
iconCls: 'icon-expand-all',
title: '菜单导航',
220,
maxWidth: 300,
minWidth: 220,
margins: '0 0 3 5',
items: tree
});
//定义主界面整体布局
var viewPort =new Ext.Viewport({
layout: 'border',
items: [header, treePanel, new Ext.Panel({
id:'main_panel',
region: 'center',
400,
contentEl:'con'
})]
});
});
function openUrl(url){
if(url!=null){
document.getElementById('misFrame').src = url;
}
}
</script>
</head>
<body>
<div id="header" style="background-image:url(/resources/images/background/header6.jpg);background-repeat: repeat-x;">
<img src="/resources/images/background/toplf5.jpg"/>
</div>
<div id="con" style="height:100%;">
<iframe src="http://www.baidu.com" id="misFrame" name="misFrame" width="100%" height="100%" frameborder="0"></iframe>
</div>
</body>
</html>
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答案：
在<head>中间加一句<meta http-equiv="X-UA-Compatible" content="IE=EmulateIE7" />