public static bool Add(List <ActivityHome> model)
 {
     DALActivityHome.Delete(Convert.ToInt32(model[0].ActivityID));
     foreach (var item in model)
     {
         DALActivityHome.Add(item);
     }
     return(true);
 }
 public static DataTable GetList(string activityID)
 {
     return(DALActivityHome.GetList(Convert.ToInt32(activityID)));
 }