ExportRequestContext req = new ExportRequestContext();
			req.ExportInfo= Report.ExportOptions;
			Stream s = Report.FormatEngine.ExportToStream(req);

			Response.ClearContent();
			Response.ClearHeaders();

			if (DropDownList1.SelectedIndex ==  0 ) Response.ContentType =  "application/msword" ;
				else Response.ContentType =  "application/pdf" ;

			s.Seek( 0 , SeekOrigin.Begin);
			byte[] buffer = new byte[s.Length];
			s.Read(buffer, 0 ,(int)s.Length);
			Response.BinaryWrite(buffer);
			Response.End();