class Film;
-extern boost::shared_ptr<Content> content_factory (boost::shared_ptr<const Film>, boost::shared_ptr<cxml::Node>);
+extern boost::shared_ptr<Content> content_factory (boost::shared_ptr<const Film>, cxml::NodePtr, int);
+extern boost::shared_ptr<Content> content_factory (boost::shared_ptr<const Film>, boost::filesystem::path);