public JPanel buildDisplayPanel() {
		
		
		JPanel tp = new JPanel();
		dispTA = new JTextArea(7, 36);
		dispTA.enableInputMethods(false);
		dispTA.setEditable(false);
		dispTA.setFont(new Font(Font.MONOSPACED, Font.PLAIN, 12));
		JScrollPane sp = new JScrollPane(dispTA);
		tp.add(sp);
		JPanel bp = new JPanel();
		leftBtn = new BasicArrowButton(SwingConstants.WEST);
		rightBtn = new BasicArrowButton(SwingConstants.EAST);
		JPanel p = new JPanel();
		p.add(tp);
		return p;
	}