public JsonResult GetRelatedAttribute()
        {
            DropDownListsRepository modelRepo = new DropDownListsRepository();

            return Json(modelRepo.ReadRelatedAttribute().OrderBy(o => o.Name).Select(c => new { RelatedAttributeID = c.ID, RelatedAttribute = c.Name }).OrderBy(o => o.RelatedAttribute), JsonRequestBehavior.AllowGet);
        }