/**
  * to load the object and get the current state
  *
  * @access  public
  * @since   0.1
  * @return  $class_object
  */
 public static function get_object()
 {
     if (NULL == self::$class_object) {
         self::$class_object = new self();
     }
     return self::$class_object;
 }