public class example extends Activity{ private View1 view1 = new View1(); private View1 view2 = new View2(); private FrameLayout layout = new FrameLayout(); private Handler handler= new Handler(); private boolean view2Flag = false; @Override public void onCreate(Bundle savedInstanceState) { layout.setLayoutParams(new LayoutParams(LayoutParams.FILL_PARENT, LayoutParams.FILL_PARENT)); layout.addView