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