private void POReceiving_Load(object sender, EventArgs e)
 {
     retrieve.GetListWith2Param("usp_GetPOListfoReceivedPO", comboBoxPO, "SupplierName", "ID", "@month", "@year", dateTimePickerPO.Value.Month, dateTimePickerPO.Value.Year);
     //  retrieve.GetLists("usp_GetProductListforNonSale", comboBoxSelectProduct, "ProductName", "ID");
 }
 private void SalesDetails_Load(object sender, EventArgs e)
 {
     retrieve.GetListWith2Param("usp_GetSalesList", comboBoxSalesNumber, "CustomerName", "ID", "@month", "@year", dateTimePickerPO.Value.Month, dateTimePickerPO.Value.Year);
     //   retrieve.GetLists("usp_GetProductListforSale", comboBoxSelectProduct, "ProductName", "ID");
 }