public ActionResult Edit(VideoCategory model)
 {
     bizVideoCategory.Update(model);
     return RedirectToAction("Index");
 }
 public ActionResult Create(VideoCategory model)
 {
     bizVideoCategory.Insert(model);
     return RedirectToAction("Index");
 }
 partial void UpdateVideoCategory(VideoCategory instance);
 partial void DeleteVideoCategory(VideoCategory instance);
 partial void InsertVideoCategory(VideoCategory instance);