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