public List<clsTestimonials> GetAll(int id)
        {
            try
            {
                List<clsTestimonials> obj= new List<clsTestimonials>();
                obj = this.obj.GetAll();
                foreach (clsTestimonials item in obj)
                {

                    if (item.Id == id)
                    {
                        obj.Remove(item);
                        break;
                    }
                }
                return obj;
            }
            catch (Exception)
            {

                throw;
            }
        }
        public clsTestimonials GetByShort()
        {
            try
            {
                clsTestimonials obj = new clsTestimonials();
                obj= this.obj.GetAll()[0];
                obj.NoiDung = obj.NoiDung.Substring(0, obj.NoiDung.Length > 300 ? 300 : obj.NoiDung.Length);
                return obj;
            }
            catch (Exception)
            {

                throw;
            }
        }