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