private void createStartSimulationButton() {
        JButton startSimulation = new JButton("Start new simulation");
        
        Insets insets = container.getInsets();
        Dimension size = startSimulation.getPreferredSize();
        startSimulation.setBounds(insets.left + 550, insets.top + 20,
                size.width, size.height);
        startSimulation.addActionListener(new StartNewSimulationDialog(this));
        container.add(startSimulation);
    }