Dual Pane layout?

NodeActivity.java

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

        mIsDualPane = getResources().getBoolean(R.bool.has_two_panes);
        nid = getIntent().getIntExtra("nid", 0);

        getSupportActionBar().setDisplayHomeAsUpEnabled(true);

        NodeFragment nf = (NodeFragment) getSupportFragmentManager().findFragmentByTag(NodeFragment.TAG);
        NodeCommentFragment ncf = (NodeCommentFragment) getSupportFragmentManager().findFragmentByTag
                (NodeCommentFragment.TAG);

        if(nf == null){
            nf = NodeFragment.newInstance(nid);
        }
        getSupportFragmentManager().beginTransaction().replace(R.id.node_pane, nf, NodeFragment.TAG).commit();

        if(ncf == null){
            ncf = NodeCommentFragment.newInstance(nid);
        }

        if(mIsDualPane){
            getSupportFragmentManager().beginTransaction().replace(R.id.node_comment_pane, ncf,
                    NodeCommentFragment.TAG).commit();
        }
    }