var $author_base;
	var $category_base;
	var $comments_base;
	var $feed_base;
	var $search_base;
	var $tag_base;
	
	var $author_structure;
	var $category_structure;
	var $comments_feed_structure;
	var $date_structure;
	var $feed_structure;
	var $page_structure;
	var $permalink_structure;
	var $search_structure;
	var $tag_structure;