protected void Print_Click(object sender, ImageClickEventArgs e)
        {
            IolaNetWeightWeb.BarTableAdapters.Product_Weight_Data_Sheet_QueryTableAdapter ds = new IolaNetWeightWeb.BarTableAdapters.Product_Weight_Data_Sheet_QueryTableAdapter();
            ReportDataSource rds = new ReportDataSource("Bar_Product_Weight_Data_Sheet_Query", ds.GetData(DropDownList1.Text, DropDownList3.Text));

            // Variables
            Warning[] warnings;
            string[] streamIds;
            string mimeType = string.Empty;
            string encoding = string.Empty;
            string extension = string.Empty;


            // Setup the report viewer object and get the array of bytes
            ReportViewer viewer = new ReportViewer();
            viewer.ProcessingMode = ProcessingMode.Local;
            viewer.LocalReport.ReportPath = "printonebartest1.rdlc";
            viewer.LocalReport.DataSources.Add(rds); // Add datasource here


            byte[] bytes = ReportViewer1.LocalReport.Render("Pdf", null, out mimeType, out encoding, out extension, out streamIds, out warnings);


            // Now that you have all the bytes representing the PDF report, buffer it and send it to the client.
            Response.Buffer = true;
            Response.Clear();
            Response.ContentType = mimeType;
            Response.AddHeader("content-disposition", "inline; filename=PrintOneBar.pdf");
            Response.BinaryWrite(bytes); // create the file
            Response.Flush(); // send it to the client to download
        }