menu path api

• menu_get_item()
  Get the current menu item the page we are on, and retrieve information about the router, callback
  http://api.drupal.org/api/drupal/includes%21menu.inc/function/menu_get_item/6

• menu_get_object()
  Return the object we are on, a node if a node page or a user if a user page
  http://api.drupal.org/api/drupal/includes!menu.inc/function/menu_get_object/6
  Use example : http://drupalcode.org/project/page_title.git/blob/1d3944636a0c6afd4065e8f552eddb0f9d8ffbed:/modules/node.page_title.inc

• menu_tree()
  Return a menu tree replace % by their value for exemple user/% by user%45 http://api.drupal.org/api/drupal/includes!menu.inc/function/menu_tree/7