public int AddComment(Comment c, string ajaxSessionKey)
        {
            CheckRequest(ajaxSessionKey);

            CommentManager cm = new CommentManager();
            c.CreationDate = DateTime.Now;
            c.Status = Comment.CommentStatus.Approved;
            int ret = cm.AddComment(c);

            return ret;
        }
        public string GetComments(JsonObject pars)
        {
            CheckRequest(pars["ajaxSessionKey"].ToString());

            string ret = string.Empty;
            CommentManager cm = new CommentManager();
            int totalRecords = 0;
            List<Comment> comments = cm.GetComments(Convert.ToInt32(pars["signalID"]), Convert.ToInt32(pars["offset"]),
                out totalRecords);

            CommentsList s = (CommentsList)new UserControl().LoadControl("/Includes/CommentsList.ascx");
            s.Populate(comments, totalRecords);
            ret = WebUtils.RenderControlToString(s);
            return ret;
        }