public void loadMore() {
    if (getCommentsTask != null && getCommentsTask.getStatus() == AsyncTask.Status.RUNNING)
      getCommentsTask.cancel(true);
    getCommentsTask = new HttpAsyncGetTask();

    this.current_page++;
    getCommentsTask.execute(
        "http://www.newzup.in/index.php/api/comments/"
            + this.post_id
            + "/offset/"
            + this.current_page);
  }
  @Override
  protected void onCreate(Bundle savedInstanceState) {
    super.onCreate(savedInstanceState);
    setContentView(R.layout.comments);

    preferences = PreferenceManager.getDefaultSharedPreferences(this);

    overridePendingTransition(R.anim.activity_open, R.anim.activity_close_scale);

    // Get post id of whose comments needs to be fetched.
    Intent i = getIntent();
    this.post_id = i.getIntExtra("post_id", 1);
    this.title = i.getStringExtra("title");

    setupActionBar();

    TextView innerTitleTV = (TextView) findViewById(R.id.title);
    innerTitleTV.setText(this.title);

    etComment = (EditText) findViewById(R.id.commentText);

    // call AsynTask to perform network operation on separate thread
    getCommentsTask = new HttpAsyncGetTask();
    getCommentsTask.execute("http://www.newzup.in/index.php/api/comments/");
    // getCommentsTask.execute("http://www.newzup.in/index.php/api/comments/" + this.post_id +
    // "/offset/" + this.current_page);
  }