However (and this is another conversation altogether), I don't think that you really want to structure your client-side application around faux-routes. Maintaining browser history with "hashchange" is important, but hardly the central aspect of a JS app. Usually you want to reserve history changes for special states that deserve to be bookmarked, not for every single action performed.
For the record, this is the little module that we use to record and listen for "hashchange" events: