<%
strPDF = Request.querystring("classe")&"-testo.pdf"

%>


<html >
<head>
<title>nessun titolo</title>
</head>
<body>

<iframe name="framedx" width="1080" height="770" scrolling="yes" align="center" frameborder="0" marginheight="0" marginwidth="0" src="/dir1/dir2/dir3/defin/<%=strPDF%>"></iframe>

</body>
</html>