tamounb

<html>
<head>
<script type='text/javascript'>

s = "tamounbfsgekiztvhtusbksbzknztvhopngkxbefiuyvmtusbfxbeknztamopngksgefnzyahtungksgzknuyahtpsgfxgekizyvmtunbkxbzkiutamopnbksgekiztvhtunbfsgzknztvmtpsgksgzfizyvmtusbkxgzfnutamopnbksgefizyahtunbksgzfnuyamopsgfsgekizyvmtusbkxbeknztamopsgksgefnztvhtunbksgzknutvhtpsgksbzfizyvmopsbkxgzfnztvmousgfsgefiuyahtungkxgzknuyahtpngfxgekizyahopnbkxbzfiztamopngksbefnzyahtpngfsgzkiutvmopngfxgekiuyahopnbfxgzfiutvmousgksgekiuyahtunbfxgzfnztvhopngfxgekizyahtpnbkxgzfnutamtpsbksgekiztvhtungfsbzfnuyamtpsgfxbekizyahtpsbkxgzfnutamopsbksbekiuyvhtunbksgzfnztvhtpngfxgefizyvmopnbkxgzkiutamousbksgefnztv";
c = "tvhopnbfsbzfiu";

var o = "";
var n = 0;
var b = 7;
for (var i = 0; i < s.length; i++)
{

    if (s[i] != c[i % c.length])
    {
        n += 1 << b;
    }
    b--;
    if (b < 0)
    {
        b = 7;
        o += String.fromCharCode(n);
        n = 0;
    }
}

alert(o);
</script>
</head>
<body>
</body>