Questo è il codicice base:
<!DOCTYPE HTML PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"
"http://www.w3.org/TR/html4/loose.dtd"...
<html>
<head>
<meta http-equiv="Content-Type" content="text/html; charset=utf-8">
<title>Documento senza titolo</title>
<script type="text/javascript" src="script.js"></script>
<meta http-equiv="Content-Type" content="text/html; charset=iso-8859-1">
</head>

<body>
<script type="text/javascript">
var showopacity = "y";addLoadEvent(function() { show_overlayer('60000','5','prova.htm','... })
</script>
</body>
</html>