public ActionResult CourseEdit(int CourseId)
 {
     CourseServices services = new CourseServices();
     CourseModel model = new CourseModel();
     model = services.GetCourse(CourseId);
     return View(model);
 }
 public ActionResult ManageTasks(int CourseId)
 {
     CourseServices service = new CourseServices();
     CourseModel model = new CourseModel();
     model = service.GetCourse(CourseId);
     model.Tasks = service.GetTasks(CourseId);
     return View(model.Tasks);
 }