WP Tagline menu

<?php
function tagline_menu() {
        add_submenu_page('themes.php', 'Tagline Editor', 'Tagline', 'manage_options', __FILE__, 'tagline_settings');
    }
    add_action("admin_menu", "tagline_menu");

function tagline_settings() {
    if (!current_user_can('manage_options'))  {
        wp_die( __('You do not have sufficient permissions to access this page.') );
    }
?>

<div class="wrap">
        <?php screen_icon('options-general'); ?> <h2>Tagline Editor</h2>


    </div>
<?php
}

?>