Js代碼
/*主頁面A*/
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>主頁面A</title>
<script type="text/javascript">
function init(){
document.domain = 'bai.sohu.com';
alert('我是主框架，嵌入了第三方應用IframeB,下面開始加載應用');
var iframeTag = document.getElementById('frameB'),
iframeSrc = 'http://test.com/iframePage.html';
iframeTag.src = iframeSrc;
iframeTag.style.display = 'block';
};
function callback(h){
var iframeB = document.getElementById('frameB');
alert('IframeC調用我（主框架）接口，把IframeB的高度傳給我，具體值是：' + h);
iframeB.style.height= h + 10 + 'px';
iframeB.src += '#'+ h
};
</script>
</head>
<body onload="init();">
<p>我是主頁框架，我的域是：bai.sohu.com</p>
<iframe id="frameB" style="display:none;"></iframe>
</body>
</html>
<!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>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>iframeB</title>
</head>
<body onload="init();">
<p style="height:500px;">我是三方應用，我的域是：test.com</p>
<iframe id="frameC" style="height:1px;width:1px;display:none;"></iframe>
</body>
</html>
<script type="text/javascript">
function init(){
alert('我是第三方App，下面開始創建和主框架同域的通信通道IframeC,并設置它的src，用#號傳遞高度值');
var iframeTag = document.getElementById('frameC'),
iframeSrc = 'http://bai.sohu.com/iframePageC.html#',
pageHeight = document.documentElement.scrollHeight || document.body.scrollHeight;
iframeTag.src = iframeSrc + pageHeight;
iframeTag.style.display = 'block';
window.setTimeout(function(){
alert('主頁面設置我（IframeB）的src，通過Hash（#）給我傳遞它收到的高度：' + location.hash);
},2000);
};
</script>
