public final void inicialitzacio() {
        double x, y;
        setSize(AMPLADAPATALLA, ALTURAPATALLA);
        GLabel text = new GLabel("Clic per comenar!");
        x = (getWidth() - text.getWidth()) / 2;
        y = (getHeight() + text.getHeight()) / 2;
        add(text, x, y);
        waitForClick();
        remove(text);
    }