iframe自适应网页
frame.jsp
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>iframe自适应高度.htm</title>
<meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> -->
</head> <body> 两个iframe也是没有影响的，只要把在另一个iframe的页面中把javascript再复制一遍就行! <div><iframe src="iframe_include.jsp" frameborder="1"></iframe></div> <!-- div><iframe src="iframe_include2.jsp" frameborder="1"></iframe></div-->
</body> </html>
frame_include.jsp文件：
<%@ page language="java" import="java.util.*" pageEncoding="utf-8"%>
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html> <head> <title>iframe自适应网页</title>
<meta http-equiv="pragma" content="no-cache"> <meta http-equiv="cache-control" content="no-cache"> <meta http-equiv="expires" content="0"> <meta http-equiv="keywords" content="keyword1,keyword2,keyword3"> <meta http-equiv="description" content="This is my page"> <!-- <link rel="stylesheet" type="text/css" href="styles.css"> --> <script type="text/javascript">
//自动调整iframe框架的方法
function iframeAuto()
{
try
{
if(window!=parent)
{
//定位需要调整的frame框架（在父级窗口中查找）
var a = parent.document.getElementsByTagName("IFRAME");
for(var i=0; i<a.length; i++)
{
if(a[i].contentWindow==window)
{
var h1=0, h2=0;
a[i].parentNode.style.height = a[i].offsetHeight +"px";
a[i].style.height = "10px"; //首先设置高度为10px,后面会修改
if(document.documentElement&&document.documentElement.scrollHeight)
{
h1=document.documentElement.scrollHeight;
}
if(document.body) h2=document.body.scrollHeight;
var h=Math.max(h1, h2); //取两者中的较大值
if(document.all) {h += 4;}
if(window.opera) {h += 1;}
//调整框架的大小
a[i].style.height = a[i].parentNode.style.height = h +"px";
} } }
}
catch (ex){}
}
//事件绑定的方法，支持IE5以上版本
if(window.attachEvent)
{
window.attachEvent("onload", iframeAuto);
}
else if(window.addEventListener)
{
window.addEventListener('load', iframeAuto, false);
}
//-->
</script>
</head>
<body>
<table border="1" width="200" style="height:400px; background-color: gray">
<tr>
<td> iframe 自适应其加载的网页 </td>
</tr>
</table>
</body>
</html>