public ActionResult SetTerminal(string[] terminal)
        {
            HttpContext.SetCourseListToNullCookie("FrontOfficeTerminal");

            var pcs = (terminal ?? new string[0])
                      .SelectMany(p => p.Split(new[] { ',' }, StringSplitOptions.RemoveEmptyEntries)).ToArray();

            HttpContext.AmendCourseListCookie(ActionType.Add, pcs, "FrontOfficeTerminal");

            return(Json(new
            {
                name = "House Keeping && Laundry",
                id = GetTerminalId(terminal.FirstOrDefault()),
            }, JsonRequestBehavior.AllowGet));
        }