<iframe frameborder="0" style="width:980px;" id="main" name="main" scrolling="no" onload="autochange()"></iframe>
function autochange(){var iframe = $("main");try{var dHeight = iframe.contentWindow.document.documentElement.scrollHeight;iframe.height = dHeight;}catch (ex){}}
如果在Iframe页面里面操作,页面高度扩大与缩小就用window.parent.reinitIframe();
IFrame随页面的大小而改变
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