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JS 网页彩蛋 实现代码

  作者：bea

<!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"> <head> <meta http-equiv="Content-Type" content="text/html; chars


<!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">
<head>
<meta http-equiv="Content-Type" content="text/html; charset=gb2312" />
<title></title>
<style type="text/css">
.bg{ background:url(http://nba.titan24.com/focus/kikx/images/sp.gif) repeat;}
p{ text-align:center; color:#d00; padding:10px 0; }
h1{ text-align:center; font-size:80px; color:#f06; line-height:120px;}

</style>
</head>

<body>
<p>按 ↑ ↑ ↓ ↓ ← ← → → </p>
</body>
<script type="text/javascript">
function trick(e){
if(typeof window.k=="undefined"){
window.k=""
}
var e=e||event;
//alert(e.keyCode);
if(e.keyCode==116) window.k="";
window.k+=e.keyCode+",";
if(window.k=="38,38,40,40,37,37,39,39,") {
play();
window.k="";
}
}

function play(){
var bdy=document.getElementsByTagName("body")[0];
var p=bdy.getElementsByTagName("p")[0];
var h1=document.createElement("h1");
h1.innerHTML="Hello!!!!!";
bdy.className="bg";
p.style.display="none";
bdy.appendChild(h1);
window.setTimeout("clean()",5000);
}
function clean(){
var bdy=document.getElementsByTagName("body")[0];
var p=bdy.getElementsByTagName("p")[0];
bdy.className="";
p.style.display="";
var h1=bdy.getElementsByTagName("h1")[0];
bdy.removeChild(h1);
}

document.onkeydown=trick;
</script>
</html>




[Ctrl+A 全选 注:
如需引入外部Js需刷新才能执行]



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