mi_stop.setCommandContext(this);
mi_stop.setCommand(new Command(new StopCommand(this)));
addMenuItem(mi_stop);
mi_start.setCommandContext(this);
mi_start.setCommand(new Command(new StartCommand(this)));
Font default_font = Font.getDefault();
heading_font = default_font.derive(Font.BOLD, 24);
heading.setText("Event Log (newest items first)");