how to open a activity? about android-satellite-menu HOT 6 OPEN

@Override
public void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.main);

    SatelliteMenu menu = (SatelliteMenu) findViewById(R.id.menu);

    List<SatelliteMenuItem> items = new ArrayList<SatelliteMenuItem>();
    items.add(new SatelliteMenuItem(4, R.drawable.ic_1));
    items.add(new SatelliteMenuItem(4, R.drawable.ic_3));
    items.add(new SatelliteMenuItem(4, R.drawable.ic_4));
    items.add(new SatelliteMenuItem(3, R.drawable.ic_5));
    items.add(new SatelliteMenuItem(2, R.drawable.ic_6));
    items.add(new SatelliteMenuItem(1, R.drawable.ic_2));

    menu.setOnItemClickedListener(new SateliteClickedListener() {

        public void eventOccured(int id) {
            Log.i("sat", "Clicked on " + id);

            switch (id) {
            case 4:

                 Intent intent = new Intent(SatelliteMenuActivity.this, SecondActivity.class);
                 startActivity(intent);
                break;
            case 3:
                Intent intent1 = new Intent(SatelliteMenuActivity.this, SecondActivity.class);
                 startActivity(intent1);
                break;
            case 2:
                Intent intent11 = new Intent(SatelliteMenuActivity.this, SecondActivity.class);
                 startActivity(intent11);;
                break;
            case 1:
                Intent intent111 = new Intent(SatelliteMenuActivity.this, SecondActivity.class);
                 startActivity(intent111);
                break;
            default:
                break;
            }

        }
    });


}