-(IBAction)doneButtonDidPress:(id)sender
{
    MK_Log;
    
    MKAddNPAddressViewControllerFormFields emptyFields=[self emptyFields];
    
    if (emptyFields!=MKAddNPAddressViewControllerFormFieldNone)
    {
        NSLog(@"%@: %@ called. emptyFields: %@", NSStringFromClass([self class]), NSStringFromSelector(_cmd), [NSString stringWithBitMask:(emptyFields)]);
        
        NSString *messageStr=@"Необходимо заполнить ";
        if (emptyFields & MKAddNPAddressViewControllerFormFieldName)
        {
            messageStr=[messageStr stringByAppendingString:@"имя, "];
        };
        if (emptyFields & MKAddNPAddressViewControllerFormFieldSurname)
        {
            messageStr=[messageStr stringByAppendingString:@"фамилию, "];
        };
        if (emptyFields & MKAddNPAddressViewControllerFormFieldPhone)
        {
            messageStr=[messageStr stringByAppendingString:@"телефон, "];
        };
        if (emptyFields & MKAddNPAddressViewControllerFormFieldRegion)
        {
            messageStr=[messageStr stringByAppendingString:@"регион, "];
        };
        if (emptyFields & MKAddNPAddressViewControllerFormFieldCity)
        {
            messageStr=[messageStr stringByAppendingString:@"город, "];
        };
        if (emptyFields & MKAddNPAddressViewControllerFormFieldDepartment)
        {
            messageStr=[messageStr stringByAppendingString:@"отделение, "];
        };
        
        messageStr=[messageStr stringByPaddingToLength:(messageStr.length-2) withString:@"" startingAtIndex:0];
        
        UIAlertView *alert=[[UIAlertView alloc] initWithTitle:@"Внимание" message:messageStr delegate:nil cancelButtonTitle:@"Ок" otherButtonTitles: nil];
        [alert show];
    }
    else
    {
        [self saveData];
    };
}