You are overloading the taxonomy category. Learn to use custom taxonomies. Some of your categories are in fact series, others belong into their own taxonomy too. Replace the hard coded navigation ul with a nav menu and look into the TwentyTen theme: it has a working solution for your problem. You can use your own … Read more
You need a custom walker for the nav menu. Basically, you add a parameter ‘walker’ to the wp_nav_menu() options and call an instance of an enhanced class: wp_nav_menu( array ( ‘menu’ => ‘main-menu’, ‘container’ => FALSE, ‘container_id’ => FALSE, ‘menu_class’ => ”, ‘menu_id’ => FALSE, ‘depth’ => 1, ‘walker’ => new Description_Walker ) ); The … Read more
This was still on my mind so I revisited it and put together this solution, that does not rely on context that much: add_filter( ‘wp_nav_menu_objects’, ‘submenu_limit’, 10, 2 ); function submenu_limit( $items, $args ) { if ( empty( $args->submenu ) ) { return $items; } $ids = wp_filter_object_list( $items, array( ‘title’ => $args->submenu ), ‘and’, … Read more
You can make the ‘slug’ for the submenu page equal that of the top level page, and they’ll point to the same place: add_action(‘admin_menu’, ‘my_menu_pages’); function my_menu_pages(){ add_menu_page(‘My Page Title’, ‘My Menu Title’, ‘manage_options’, ‘my-menu’, ‘my_menu_output’ ); add_submenu_page(‘my-menu’, ‘Submenu Page Title’, ‘Whatever You Want’, ‘manage_options’, ‘my-menu’ ); add_submenu_page(‘my-menu’, ‘Submenu Page Title2’, ‘Whatever You Want2’, ‘manage_options’, … Read more