private void DeletePic(string pictureIdStr)
        {
            var pictureId = new Guid(pictureIdStr);

            var myShowArt = GetPicture(pictureId);
            var myShowArtId = myShowArt.MyShowArtId.ToString();
            var photoId = myShowArt.Art.Photo.PhotoId.ToString();
            var filename = myShowArt.Art.Photo.FileName.ToString();

            var artService = new ArtService(Ioc.GetInstance<IArtRepository>());
            var photoService = new PhotoService(Ioc.GetInstance<IPhotoRepository>());
            var myShowArtService = new MyShowArtService(Ioc.GetInstance<IMyShowArtRepository>());

            using (IUnitOfWork uow = UnitOfWork.Begin())
            {
                photoService.Delete(myShowArt.Art.Photo);
                artService.Delete(myShowArt.Art);
                myShowArtService.Delete(myShowArt);

                uow.Commit();
            }

            log.WriteLine("Deleted myShowArt Id: " + myShowArtId);
            log.WriteLine("Deleted photo Id: " + photoId + "and filename: " + filename);
            log.WriteLine("Deleted picture Id: " + pictureId);

            Response.Redirect(LinkBuilder.MyPicturesLink(new Guid(hdnShowId.Value)));
        }