protected void btnCreatePDF_Click(object sender, EventArgs e)
        {
            Response.ContentType = "application/pdf";
            Response.AddHeader("content-disposition", "attachment;filename=FileName.pdf");
            Response.Cache.SetCacheability(HttpCacheability.NoCache);
            StringWriter sw = new StringWriter();
            HtmlTextWriter w = new HtmlTextWriter(sw);
            print.RenderControl(w);
            string htmWrite = sw.GetStringBuilder().ToString();
            htmWrite = Regex.Replace(htmWrite, "</?(a|A).*?>", "");
            htmWrite = htmWrite.Replace("\r\n", "");
            StringReader reader = new StringReader(htmWrite);
            Document doc = new Document(PageSize.A4, 10f, 10f, 100f, 0f);
            string pdfFilePath = Server.MapPath(".") + "/PDFFiles";
            HTMLWorker htmlparser = new HTMLWorker(doc);
            PdfWriter.GetInstance(doc, Response.OutputStream);
            doc.Open();
            try
            {
                htmlparser.Parse(reader);
                doc.Close();
                Response.Write(doc);
                Response.End();
            }
            catch (Exception ex)
            { }
            finally
            {
                doc.Close();
            }
        }