if (mCurrentScene == RESULTS_SCREEN) {
mSceneRoot.removeAllViews();
LayoutInflater inflater = (LayoutInflater)
getSystemService(Context.LAYOUT_INFLATER_SERVICE);
inflater.inflate(R.layout.search_screen, mSceneRoot);
mCurrentScene = SEARCH_SCREEN;
} else {
mSceneRoot.removeAllViews();
LayoutInflater inflater = (LayoutInflater)
getSystemService(Context.LAYOUT_INFLATER_SERVICE);
inflater.inflate(R.layout.results_screen, mSceneRoot);
mCurrentScene = RESULTS_SCREEN;
}