add(bean = new Chart("System Usage in 1999"));
add(bean = new com.darwinsys.charts.Chart("System Usage in 1999"));
	public ChartTest() {		super("ChartTest");		setLayout(new FlowLayout());		add(new Label("Simple demo of a Java Chart Bean"));		add(quitButton = new Button("Exit"));		quitButton.addActionListener(new ActionListener() {			public void actionPerformed(ActionEvent e) {				setVisible(false);				dispose();				System.exit(0);			}		});		add(drawButton = new Button("Draw"));		drawButton.addActionListener(new ActionListener() {			public void actionPerformed(ActionEvent e) {				bean.doDemo();			}		});		add(bean = new Chart("System Usage in 1999"));		addWindowListener(new WindowAdapter() {			public void windowClosing(WindowEvent e) {				setVisible(false);				dispose();				System.exit(0);			}		});					pack();	}