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<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8" />
<title>显示/隐藏网页代码特效</title>
<style type="text/css">
*{
margin:0;
padding:0;}
body{
background:#f6f9fc;}
#drop{
width:200px;
border:1px solid #aab4bc;
background:url() repeat-x;
overflow:hidden;
CSS代码...
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JS代码...