public ActionResult Edit(mGroup model)
 {
     try
     {
         // TODO: Add update logic here
         var db  = DB.Entities;
         var obj = db.mGroup.First(m => m.ID == model.ID);
         obj.Title = model.Title;
         db.ObjectStateManager.ChangeObjectState(obj, System.Data.EntityState.Modified);
         db.SaveChanges();
         return(RedirectToAction("Index"));
     }
     catch
     {
         return(View());
     }
 }
 public ActionResult Create(mGroup model)
 {
     try
     {
         // TODO: Add insert logic here
         var db    = DB.Entities;
         var group = new mGroup()
         {
             Title = model.Title
         };
         db.mGroup.AddObject(group);
         db.SaveChanges();
         return(RedirectToAction("Index"));
     }
     catch
     {
         return(View());
     }
 }