<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<meta http-equiv="Content-Type" content="text/html">
<meta http-equiv="Content-Style-Type" content="text/css">
<meta http-equiv="Content-Script-Type" content="text/javascript">
<title>sample</title>
<script type="text/javascript">
window.addEventListener('load',
function(event){
var a = document.getElementById("audio_1");
a.play();
</script>
<style type="text/css">
body { background-color: #000000; text-align: center; }
div.wrapper { poasition: relative; background-color: #ff00ff; margin: 100px; }
div.header { float: left; background: radial-gradient(circle,#99ffff,#000000); margin: 10px; paddinng 10px; width: 240px; }
p1 { color: #ffff00; font-size: 25px; text-shadow: 1px 1px 1px #000080; }
p1:hover { color: #000000; font-size: 27px; text-shadow: 1px 1px 1px #ffff00; background-color: #ffff00; }
div.footer { clear: both; background-color: #008000; color: #000000; font-size: 30px; margin: 20px; }
</style>
</head>
<div class="wrapper">
<a href="index.html" target="_self"><div class="header">to the index page</div></a><br />
<div class="header"><audio id="audio_1" oncontextmenu="return false" preload="none" controls/>audio wav playing
<source src="url.wav" type="audio/wav"></audio>
</div>
<div class="footer">Copyright (p)2016Grandcross.info site, All right reserved.</div>
</div>
</body>
</html>
It's a sample page writing.