menu.add(menuItem);*/
JPanel menuLateral = new MenuLateralPanel();
JPanel res = new PrincipalPanel();
JSplitPane splitPane = new JSplitPane(JSplitPane.HORIZONTAL_SPLIT,
menuLateral, res);
splitPane.setOneTouchExpandable(false);
splitPane.setDividerLocation(200);
Dimension minimumSize = new Dimension(200, 200);
menuLateral.setMinimumSize(minimumSize);
res.setMinimumSize(minimumSize);
JFrame frame = new JFrame("Gravidometro");
frame.setLocation(200, 200);
frame.setMinimumSize(new Dimension(500, 300));