Thematic Two Access Menus in Header

gistfile1.php

// register two additional custom menu slots
function childtheme_register_menus() {
    if ( function_exists('register_nav_menu')) {
        register_nav_menu('secondary-menu', 'Secondary Menu');
        register_nav_menu('tertiary-menu', 'Tertiary Menu');
    }
}
add_action('init', 'childtheme_register_menus');

///Top Menu (optional)
function childtheme_access2() { ?>
    <div id="access2"> <?php
    if ( has_nav_menu( 'secondary-menu' ) ) {
        wp_nav_menu( array( 'theme_location' => 'secondary-menu',
            'container_id'=>'secondary-menu',
            'container_class' => 'clearfix', // I would remove this and add the clearfix through CSS, but I use SASS/Compass to make this easy
            'menu_class' => 'sf-menu', // class for dropdowns
        ) );
    }
    ?> </div> <?php
}
add_action('thematic_header', 'childtheme_access2', 10);