@Override
        public void handle(ActionEvent e){
            if(e.getSource().equals(startButtonCircuit)){ 
                startEvent();
            }
            if(e.getSource().equals(stopButtonCircuit)){
                pauseEvent();
            }
            if(e.getSource().equals(resetButtonCircuit)){
                stopEvent();
            }
            if(e.getSource().equals(helpButtonCircuit)){
                helpEvent();
            }
        }