parent $help_node object $help_node_introduction var $root dbref 'help_node_introduction var $root child_index 0 var $root fertile 0 var $root manager $help_node_introduction var $root owned [$help_node_introduction] var $root owners [$] var $root writable [] var $root readable ['parameters, 'methods, 'code] var $tree parents_by_tree #[] var $tree children_by_tree #[] var $named name ['prop, "Introduction"] var $named name_aliases [] var $help_node linked_by [$help_node_cml, $help_node_summary] var $help_node links #[] var $help_node body <$ctext_class, []> var $root inited 1