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