private void GetCustomerSLA(int RegionID)
        {
            try
            {
                DataTable dt = objBSS.GetCustomerSLA(Convert.ToInt16(cmbCustomerCode.SelectedValue), RegionID, "4", Convert.ToDateTime(dtSLA.SelectedDate));
                dtForExcel = new DataTable();
                dtForExcel = dt;
                if ((dt.Rows.Count > 0))
                {
                    gvCircuitSLAView.DataSource = dt;
                    gvCircuitSLAView.DataBind();


                    checkMonthSLA();
                    checkYearSLA();

                    gvCircuitSLAView.MasterTableView.GetColumn("ViewComplain").Display = true;
                }
                else
                {
                    gvCircuitSLAView.DataSource = null;
                    gvCircuitSLAView.MasterTableView.GetColumn("ViewComplain").Display = true;
                }
            }
            catch (Exception ex)
            {
                throw ex;
            }
        }