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Wordpress: 3rd Level Navigation, Show 2nd & 3rd Level Navigation Together

/ Published in: PHP
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Yes this works, needs css ...

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Copy this code and paste it in your HTML 
  1. <?php global $wp_query;
  2.      $post = $wp_query->post;
  3.      $ancestors = get_post_ancestors($post);
  4.      if( empty($post->post_parent)) {
  5.           $parent = $post->ID;
  6.      } else {
  7.           $parent = end($ancestors);
  8.      }
  9.      if(wp_list_pages("title_li=&child_of=$parent&echo=0")) { ?>
  10.  
  11.      <ul>
  12.           <?php wp_list_pages("title_li=&child_of=$parent&depth=0"); ?>
  13.      </ul>
  14. <?php } ?>
  15.  
  16.  
  17.  
  18.  
  19.  
  20. .children {display: none}
  21.  
  22. .current_page_item ul.children,
  23. .current_page_ancestor ul.children,
  24. .current_page_parent ul.children {display: block}

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