Дмитрий-Шмитрий,
<!DOCTYPE html>
<html>
<head>
<meta http-equiv="content-type" content="text/html; charset=UTF-8">
<title>demo</title>
<script type='text/javascript' src='http://code.jquery.com/jquery-1.8.3.js'></script>
<link rel="stylesheet" type="text/css" href="http://fancyapps.com/fancybox/source/jquery.fancybox.css">
<script type='text/javascript' src="http://fancyapps.com/fancybox/source/jquery.fancybox.js"></script>
<script type='text/javascript'>
$(function()
{
$('a').fancybox(
{
title : '<audio src="http://wav-library.net/sfx/industry/Industrial_alarm.mp3" controls autoplay></audio>'
}
)
}
);
</script>
<style type="text/css">
.fancybox-title-float-wrap .child audio{
margin: 0; width: 200px; height: 30px;
}
.fancybox-title-float-wrap .child {
}
</style>
</head>
<body>
<a title="forum" href="http://javascript.ru/forum/images/ca_serenity/misc/logo.gif" ><img src="http://javascript.ru/forum/images/smilies/smile.gif"></a>
</body>
</html>