private void startQuiz()
        {
            QuestionPanel.removeAll();
            this.repaint();
        
            NextBtn.setVisible(true);
            NextBtn.setText("Next");
            if (quiz.navigationEnabled)
            {
            PrevBtn.setVisible(true);
            PrevBtn.setText("Previous");
            }
            if (quiz.timeLimit > 0)
            {
                TimeLbl.setVisible(true);
                
                quiztimer = new Timer(1000, timerHit);
                timeLeft = quiz.timeLimit * 60;
                updateTimeLeft(quiz.timeLimit * 60);
            }
            qIndex = 0;
            qnumLbl.setVisible(true);
            ShowQuestion(quiz.questionList.get(qIndex));
        }