in _dist/alertify/alertify.js [1691:1704]
function move(event) {
if (movable) {
var eventSrc;
if (event.type === 'touchmove') {
event.preventDefault();
eventSrc = event.targetTouches[0];
} else if (event.button === 0) {
eventSrc = event;
}
if (eventSrc) {
moveDelegate(eventSrc, movable.elements.dialog);
}
}
}