private static function _getURLPortSuffix($_bSSL)
{
$_sPort = isset($_SERVER['SERVER_PORT']) ? (string) $_SERVER['SERVER_PORT'] : '';
$_aPort = array(0 => ':' . $_sPort, 1 => '');
$_bPortSet = !$_bSSL && '80' === $_sPort || $_bSSL && '443' === $_sPort;
return $_aPort[(int) $_bPortSet];
}