admin bar new new text

<?php
/*
Plugin Name: AdminBar Personalized
Plugin URI: n/a
Description: personalization of the admin bar.
Version: 1.0
Author: alchymyth
Author URI: http://wordpress.org/support/profile/alchymyth
License: GPL2
*/

add_action( 'wp_before_admin_bar_render', 'personalize_adminbar_appearance' );

//adminbar//
function personalize_adminbar_appearance() {
    global $wp_admin_bar;

    $wp_admin_bar->add_menu( array(
        'id'    => 'new-content',
        'title' => '<span class="ab-icon"></span><span class="ab-label">' . 'Novelty' . '</span>',
        'meta'  => array(
            'title' => 'Add Novelty',
        ),
    ) );
}
?>