// GET: Json
        public JsonResult buscacurso(string codcat)
        {
            chamiloEntities db = new chamiloEntities();

            var result = (from c in db.course
                          where c.category_code.Equals(codcat)
                          select new CursosChamilo {
                title = c.title
            });

            return(Json(new ListaCursos {
                totalResultsCount = result.Count(), Cursos = result.ToList()
            }, JsonRequestBehavior.AllowGet));
        }
        // GET: Json
        public JsonResult AutoCompleteCategoria(string term)
        {
            chamiloEntities db = new chamiloEntities();

            var result = (from c in db.course
                          where c.title.ToLower().Contains(term.ToLower())
                          select new CategoriaCursos {
                id = c.id, name = c.title, code = c.code
            });

            return(Json(new ListaCategorias {
                totalResultsCount = result.Count(), Categorias = result.ToList()
            }, JsonRequestBehavior.AllowGet));
        }