Ticket #13378: 13378.4.diff

wp-admin/includes/nav-menu.php

@@ -405 +405 @@
         $locations = get_registered_nav_menus();
         $menus = wp_get_nav_menus();
         $menu_locations = get_nav_menu_locations();
+        $num_locations = count( array_keys($locations) );
 
+        echo '<p>' . sprintf( _n('Your theme supports %s menu.  Assign a menu to your theme.', 'Your theme supports %s menus. Assign menus to your theme.', $num_locations), number_format_i18n($num_locations) ) . '</p>';
+
         foreach ( $locations as $location => $description ) {
                 ?>
                 <p>