function setError($errorcode) {
      $this->errorcode = $errorcode;
      $this->error = $this->errors[$errorcode];
      }
}
function getError($errormessage = '') {
      $error = $this->errorcode.$this->errormessage;
      return $this->$error;
      exit;
} 


/**
 * @link Back 
 * @todo ..write a 404 page that actually makes sense.
 */
$err->setError(404);
$err->getError("Page Not Found");