protected void PhotosRepeater_ItemCreated(object sender, RepeaterItemEventArgs e) { ThumbUrl = PhotoGallery.GetThumbUrl(galleryFolder, e.Item.DataItem.ToString()); ImageUrl = PhotoGallery.GetImageUrl(galleryFolder, e.Item.DataItem.ToString()); if ((e.Item.ItemIndex + 1) % 4 == 0) { MarginRight = ""; } else { MarginRight = "margin-right: 8px; "; } }