设置iframe 载入页面的效果跟直接打开这个页面一样

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Strict//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd">
<html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
<head>
<style>
*{margin:0;padding:0}
html, body {height:100%;width:100%;overflow:hidden}
table {height:100%;width:100%;table-layout:static;border-collapse:collapse}
iframe {height:100%;width:100%}

.header {border-bottom:1px solid #000}
.content {height:100%}
</style>
</head>
<body>
<table>
  <tr><td class="content">
      <iframe src="http://www.baidu.com/" frameborder="0"></iframe></td></tr>
</table>
</body>
</html>

方案1：↑

<!DOCTYPE html>
<html>
    <head>
        <title>iframe Test</title>
        <meta http-equiv="Content-Type" content="text/html; charset=utf-8">
        <style type="text/css">
			@charset "utf-8";

			body {
			    margin: 0px;
			    padding: 0px;
			}

			/* iframe's parent node */
			div#root {
			    position: fixed;
			    width: 100%;
			    height: 100%;
			}

			/* iframe itself */
			div#root > iframe {
			    display: block;
			    width: 100%;
			    height: 100%;
			    border: none;
			}
        </style>
    </head>
    <body>
        <div id="root">
            <iframe src="http://www.baidu.com/">
                Your browser does not support inline frames.
            </iframe>
        </div>
    </body>
</html>

方案2：↑