复制内容到剪贴板
代码:
<!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=gb2312" />
<title>test</title>
</head>
<style type="text/css">
*{ margin:0px; padding:0px;}
div{ width:300px; height:300px; background-color:green; border:6px solid #ccc; text-align:center; position:relative; display:table-cell; vertical-align:middle;}
p{ *position:absolute;top:50%;left:50%;}
img{ *position:relative;top:-50%;left:-50%;}
</style>
<body>
<div><p><img src="http://www.baidu.com/img/slogo-renwu-0806.gif" /></p></div>
</body>
</html>坛子里很多的,自己搜索下