public void Order()
        {
            string strAcctPwd = m_mainForm.txtOrdAcctPwd.Text;

            strAcctPwd.Trim();
            if (0 == strAcctPwd.Length)
            {
                MessageBox.Show("계좌비밀번호를 입력해주세요.");
                m_mainForm.txtOrdAcctPwd.Focus();
                return;
            }

            string strJongCode = m_mainForm.txtOrdJongCode.Text;

            strJongCode.Trim();
            if (0 == strJongCode.Length)
            {
                MessageBox.Show("종목코드를 입력해주세요.");
                m_mainForm.txtOrdAcctPwd.Focus();
                return;
            }

            int nOrderType = m_mainForm.cbOrdType.SelectedIndex;

            int nPrice = Convert.ToInt32(m_mainForm.nudOrdPrice.Value);

            if (0 == nPrice)
            {
                if (
                    1 == nOrderType ||  // 05.시장가
                    3 == nOrderType ||  // 12.최유리지정가
                    4 == nOrderType ||  // 13.최우선지정가
                    5 == nOrderType ||  // 71.시간외종가
                    8 == nOrderType ||  // I2.시장가(IOC)
                    11 == nOrderType    // F2.시장가(FOC)
                    )
                {
                }
                else
                {
                    MessageBox.Show("가격을 입력해주세요.");
                    m_mainForm.nudOrdPrice.Focus();
                    return;
                }
            }

            int nQty = Convert.ToInt32(m_mainForm.nudOrdQty.Value);

            if (0 == nQty)
            {
                MessageBox.Show("수량을 입력해주세요.");
                m_mainForm.nudOrdQty.Focus();
                return;
            }

            string strDSOID = "";

            if (ORDER_TYPE_MESU == m_nOrderMesuMedo)
            {
                strDSOID = "100001";
            }
            else if (ORDER_TYPE_MEDO == m_nOrderMesuMedo)
            {
                strDSOID = "100002";
            }

            string strAccount = m_mainForm.cbOrdAccount.SelectedItem.ToString();

            strAccount = strAccount.Replace("-", "");

            string strMemeGubun = m_mainForm.cbOrdType.SelectedItem.ToString();
            int    nPos         = strMemeGubun.IndexOf('.');

            strMemeGubun = strMemeGubun.Remove(nPos);

            string strJumunCond = "00";

            if (1 < strMemeGubun.Length)
            {
                if ('I' == strMemeGubun[0])
                {
                    strJumunCond = "01";
                }
                else if ('F' == strMemeGubun[0])
                {
                    strJumunCond = "02";
                }
            }

            m_iYuantaAPI.YOA_SetTRInfo(strDSOID, "InBlock1");
            m_iYuantaAPI.YOA_SetFieldString("acnt_aid", strAccount, 0);
            m_iYuantaAPI.YOA_SetFieldString("gds_acnt_tp", "A01010001", 0);
            m_iYuantaAPI.YOA_SetFieldString("passwd", strAcctPwd, 0);
            m_iYuantaAPI.YOA_SetFieldString("meme_gubun", strMemeGubun, 0);
            m_iYuantaAPI.YOA_SetFieldString("jong_code", strJongCode, 0);
            m_iYuantaAPI.YOA_SetFieldString("jang_gubun", "0", 0);
            m_iYuantaAPI.YOA_SetFieldLong("order_cnt", nQty, 0);
            m_iYuantaAPI.YOA_SetFieldLong("order_price", nPrice, 0);
            m_iYuantaAPI.YOA_SetFieldString("jumun_condition", strJumunCond, 0);

            int nReqID = m_iYuantaAPI.YOA_Request(strDSOID, true, -1);

            if (ORDER_TYPE_MESU == m_nOrderMesuMedo)
            {
                m_nReqID_mesu = nReqID;
            }
            else if (ORDER_TYPE_MEDO == m_nOrderMesuMedo)
            {
                m_nReqID_medo = nReqID;
            }

            if (CommDef.ERROR_MAX_CODE < nReqID)
            {
                string strMsg = "";
                if (ORDER_TYPE_MESU == m_nOrderMesuMedo)
                {
                    m_mapRequestTR[nReqID] = "100001";
                    strMsg = "[ReqID:" + nReqID + "] [100001]현금매수 주문을 요청 하였습니다.";
                }
                else if (ORDER_TYPE_MEDO == m_nOrderMesuMedo)
                {
                    m_mapRequestTR[nReqID] = "100002";
                    strMsg = "[ReqID:" + nReqID + "] [100002]현금매도 주문을 요청 하였습니다.";
                }

                m_mainForm.LogMessage(strMsg);
            }
            else
            {
                if (ORDER_TYPE_MESU == m_nOrderMesuMedo)
                {
                    m_mainForm.LogMessage("[100001]현금매수 주문 요청중 오류가 발생하였습니다.", CommDef.YOALOG_ERROR);
                }
                else if (ORDER_TYPE_MEDO == m_nOrderMesuMedo)
                {
                    m_mainForm.LogMessage("[100002]현금매도 주문 요청중 오류가 발생하였습니다.", CommDef.YOALOG_ERROR);
                }

                int nErrorCode = m_iYuantaAPI.YOA_GetLastError();
                m_mainForm.LogMessage("[" + nErrorCode + " ]" + m_iYuantaAPI.YOA_GetErrorMessage(nErrorCode), CommDef.YOALOG_ERROR, false);
            }
        }