/**
 * FastErr
 *
 * FastErr class
 *
 * @package  OpenGallery http://github.com/par7133
 * @author   Daniele Bonini <my25mb@aol.com>
 * @version  1.0
 * @access   public
 * @note You have to declare in your "config.inc" file - or whatever file you
 * use for the purpose, the following global constants:
 * define('APP_NAME', "YOUR_APP_NAME");
 * define('DEBUG', "true|false");
 * 
 * This class makes use of the global function isset1, declared in this way:
 * 
 * function isset1(&$var, $default=false) {
 *   if (isset($var)) {
 *     return $var;
 *   } else {
 *     return $default;
 *   }
 * }
 */