Working demo: http://demo.joaopescada.com/searchable-image-gallery/ Blog post explaining the logic: https://joaopescada.com/articles/photo-search-with-puremvc-in-as3/ External libraries used and included in this app: - PureMVC (http://puremvc.org/) - TweenLite (http://www.greensock.com/tweenlite/)