private void delete_Haccp_Doc(string path, string staff_cd)
        {
            wnDm wDm = new wnDm();

            if (System.IO.File.Exists(@path))
            {
                try
                {
                    System.IO.File.Delete(@path);
                }
                catch (System.IO.IOException e)
                {
                    Console.WriteLine(e.Message);
                    return;
                }
            }
            int rst = wDm.Delete_Haccp_Doc(path, staff_cd);

            if (rst == 0)
            {
                MessageBox.Show("성공적으로 삭제했습니다");
                fn_insert_list("where STAFF_CD = '" + txt_staff_cd.Text + "'  and INPUT_DATE >= '" + txt_lower_date.Text + "' and INPUT_DATE <= '" + txt_upper_date.Text + "' "
                               + ((txt_docs_srch.Text == null || txt_docs_srch.Text.ToString().Equals("")) ? "" : "and FNAME like '%" + txt_docs_srch.Text.ToString() + "%'  "));
            }
            else if (rst == 1)
            {
                MessageBox.Show("삭제에 실패했습니다.");
            }
            else if (rst == 9)
            {
                MessageBox.Show("sql오류 발생");
            }
        }