A long-scroller page with a map that doesn't scroll-zoom until 3 seconds after the first mouseover, at which point a focus animation indicates it will scroll-zoom.

https://ajax.googleapis.com/ajax/libs/jquery/2.1.1/jquery.min.js

https://api.tiles.mapbox.com/mapbox.js/v2.1.4/mapbox.js

https://maxcdn.bootstrapcdn.com/bootstrap/3.2.0/js/bootstrap.min.js