//210sortdir
// user preferred sorting direction
$_prefs['sortdir'] = array(
    'value' => 0,
    'locked' => false,
    'shared' => false,
    'type' => 'enum', 
    'enum' => array(0 => _("Ascending"),
                    1 => _("Descending")),
    'desc' => _("Default sorting direction:"),
);
