/**
     * When a item list is clicked the news item will be shown on the device browser.
     *
     * @param url is Web Url of the news item.
     */
    private void openWebPage(String url) {
        Uri uriWebPage = Uri.parse(url);
        Intent intent = new Intent(Intent.ACTION_VIEW, uriWebPage);
        if (intent.resolveActivity(getPackageManager()) != null) {
            startActivity(intent);
        }
    }