FdfReader fdfReader = new FdfReader("c:\\apps5\\nexus\\Omaha_IAF.fdf"); PdfReader pdfReader = new PdfReader("c:\\apps5\\nexus\\Omaha_IAF.pdf"); PdfStamper stamper = new PdfStamper(pdfReader, new FileStream("c:\\apps5\\nexus\\Omaha_IAF_Test.pdf", FileMode.Create), '\0', true); stamper.AcroFields.SetFields(fdfReader); AcroFields Form = stamper.AcroFields; PushbuttonField Cmd = Form.GetNewPushbuttonFromField("cmdSignature"); Cmd.Image = iTextSharp.text.Image.GetInstance("e:\\marcia\\AkSig.tif"); Form.ReplacePushbuttonField("cmdSignature", Cmd.Field); stamper.Close(); axAcroPDF1.LoadFile("c:\\apps5\\nexus\\Omaha_IAF_Test.pdf"); axAcroPDF1.setShowToolbar(true);Any help is greatly appreciated.