@Override
  public boolean onPrepareOptionsMenu(Menu menu)
  {
    menu.clear();
    if (UserOption == UserOption1)
      getSupportMenuInflater().inflate(R.menu.menu_option1, menu);
    else
      getSupportMenuInflater().inflate(R.menu.menu_option2, menu);
    return super.onPrepareOptionsMenu(menu);
  }

@Override
    public boolean onPrepareOptionsMenu(Menu menu) {
        menu.clear();
        MenuInflater inflater = getMenuInflater();
        if(menuString=="red"){
        inflater.inflate(R.menu.red_menu, menu);
        }else if(menuString=="green"){
        inflater.inflate(R.menu.green_menu, menu);
        }
        return true;
    }


 @Override
    public boolean onOptionsItemSelected(MenuItem item) {
        // Handle item selection
        switch (item.getItemId()) {
            case R.id.new_game:
                return true;
            case R.id.help:
                return true;
            default:
                return super.onOptionsItemSelected(item);
        }
    }

String menuString="red or green";
invalidateOptionsMenu();