+local dir_pool
+do
+ local node_copy = Dnode.copy
+ dir_pool = {}
+ for _,i in pairs({dir_tate, dir_yoko, dir_dtou, dir_utod}) do
+ local w = node_new(id_whatsit, sid_user)
+ set_attr(w, attr_dir, i)
+ setfield(w, 'user_id', DIR)
+ setfield(w, 'type', 110)
+ setfield(w, 'next', nil)
+ dir_pool[i] = function () return node_copy(w) end
+ end
+end
+
+--