Actually it turned out, no amount of optimisation ran smoothly on all the iPads, they all seemed to fall over or lag depending on different optimisations so this was ditched. Be ok for web use though, I like your idea of using it in a jQuery plugin and storing it in data.

I've updated the gist again, I didn't quite understand what you meant by "merge together the question of resetting the index or firing again"

Thanks man! Only took 30 minutes to build, hadn't noticed I was using self. instead of this. in the functions IN scope lol. I've updated the gist :) gist.github.com/3360011