/**
                             * Adds support for the <code>xy</code> property in <code>from</code> and
                             * <code>to</code> attributes.
                             * @module anim
                             * @submodule anim-xy
                             */
                            
                            var NUM = Number;
                            
                            Y.Anim.behaviors.xy = {
                                set: function(anim, att, from, to, elapsed, duration, fn) {
                                    anim._node.setXY([
                                        fn(elapsed, NUM(from[0]), NUM(to[0]) - NUM(from[0]), duration),
                                        fn(elapsed, NUM(from[1]), NUM(to[1]) - NUM(from[1]), duration)
                                    ]);
                                },
                                get: function(anim) {
                                    return anim._node.getXY();
                                }
                            };