iTextSharp.text.Font fontbold = iTextSharp.text.FontFactory.GetFont(FontFactory.HELVETICA_BOLD, 10);
        iTextSharp.text.Font font5 = iTextSharp.text.FontFactory.GetFont(FontFactory.HELVETICA, 8);

        //data display
        string name =Environment.MachineName;
        string date = DateTime.Now.ToString("yyyy-MM-dd hh:mm:ss tt");
        string empty = "";
        string heading = "SUMMARY REPORT";
        string beginning = "nAccount Id : " + accountId + "nTestScenarioId  : " + testScenarioId + "nMachine Name  : " + name + "nScheduledDate  : " + date + "nServerURL :" + serverURL + "n " + empty;
        Phrase ph = new Phrase(beginning);
        Phrase phr = new Phrase(heading);
        Paragraph p = new Paragraph();
        Paragraph pr = new Paragraph();
        p.Font(font5);---------------------------------------------------//Error
        pr.Font(fontbold);----------------------------------------------//Error
        p.Add(ph);
        pr.Add(phr);

        document.Add(phr);
        document.Add(p);

p.Font = font5;
pr.Font = fontbold;