public static List <SelectListItem> GetUserSubTopics(int TopicId, int UserId)
 {
     using (EditorsEntities entity = new EditorsEntities())
     {
         var Result  = entity.lib_GetUserSubTopics(UserId, TopicId).ToList();
         var Result1 = Result.Select(s => new SelectListItem
         {
             Text  = s.SubTopicName,
             Value = s.SubTopicID.ToString()
         }).ToList();
         return(Result1);
     }
 }