How To Stop The Touchend Event Firing On Touchstart With Backbone

I am writing an app using backbone and have got to a complete sticking point and cannot seem to find out with the touchend event is being fired on the touchstart the second time ar

Solution 1:

Solved my own question...whooo!turns out firing an alert on the touchend event causes another touchstart event to be called when the 'ok' button is clicked. Only on iPhones and iPads...weird.