Example 2 for Currency Animal Rights There is a copyright date from the year 2000 at the bottom, but no update date. You could follow the menu point "Events/News." The latest event they announce is for September 2005. You could also check the links on this site and see if they are current and if there are many dead links. Be cautious; if you find many dead links, that means that nobody has checked the links for a while and indicates that the content of the site is probably not very current.