Directory in Javascript

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
<title>Directory</title>
<script>
function Apri() {
var w = 450;
var h = 290;
var l = Math.floor((screen.width-w)/2);
var t = Math.floor((screen.height-h)/2);

var param = "top=" + t + ", left=" + l + ", width=" + w + ", height=" + h + ",scrollbars=1,resizable=no,status=1,location=no,toolbar=1,menubar=1";
var testo = open('/', 'test', param);
testo.document.write('<a href="file:///c:/">Drive C:\"</a> <a href="file:///e:/">Drive E:\"</a>');
}

</script>

</head>

<body onload="Apri();" bgcolor="#FFFFFF" background="TelefoniPersonaliGiallo.jpg" >

<body>
</body>
</html>