Valideringskod
 *****   *     *  ******   *     *  *******  
*     *   *   *   *     *  *     *  *        
      *    * *    *     *  *     *  ******   
     *      *     ******   *******        *  
   **      * *    *   *    *     *        *  
 **       *   *   *    *   *     *  *     *  
*******  *     *  *     *  *     *   *****