protected void UpdateComment()
        {
            CommentDAO          dao  = Factory.Get(new CommentDAO());
            List <CommentModel> list = (List <CommentModel>)dao.GetBy("where video_id='" + (Session["video"] as VideoModel).video_id + "'");

            foreach (var item in list)
            {
                TableRow         row      = new TableRow();
                TableCell        cell     = new TableCell();
                Label            name     = new Label();
                Label            contenct = new Label();
                UserDAO          user_dao = Factory.Get(new UserDAO());
                List <UserModel> user     = (List <UserModel>)user_dao.GetBy("where id='" + item.user_id + "'");
                name.Text     = user[0].name + ":";
                contenct.Text = "<br>" + item.contenct;
                cell.Height   = 80;
                cell.Controls.Add(name);
                cell.Controls.Add(contenct);
                row.Cells.Add(cell);
                Table1.Rows.Add(row);
            }
        }