Menu System: Custom Links

sure, just click Screen Option on top, and check Link Target and you will have the option on the link to target the same or a different page

Change menu item order

This may depend on the theme you are using. Recent themes support the selection of primary of main menus and potentially other menus, go to yoursite.com/wp-admin/nav-menus.php and create a menu, then set it as the main menu, in the top left “theme locations” section. If you do not see this section then you need to … Read more

How can I make this process automatic?

I agree with @brasofilo that this is two very different questions, but I think we can answer both here. 1. Automatically add child pages of A to custom taxonomy B’s term C. We’ll add the term ‘yummy’ in the custom taxonomy ‘food-adjective’ to all child pages of page ID 123 when they’re published. You can … Read more

How to create a custom WordPress navigation menu?

In order to make this work you will need to modify the template a bit, but it’s fairly straight forward to add a menu to wordpress. The Codex has a great writeup on the subject: http://codex.wordpress.org/Navigation_Menus You have to “Register” the menu in functions.php by adding code similar to: function register_my_menus() { register_nav_menus( array( ‘header-menu’ … Read more