$rr = new RR("includes/config.php");

// push the class into the session to "hold state";
$_SESSION['rr'] = serialize($rr);

$d = $_SESSION['rr'];

// dumps String... so serialized version of class
var_dump($_SESSION['rr']);

print '<br /><br /><br >';
$rr = unserialize($d);

// dumps object... session somehow got unserialized...?!
var_dump($_SESSION['rr']);