in _dist/alertify/alertify.js [1888:1901]
function resize(event) {
if (resizable) {
var eventSrc;
if (event.type === 'touchmove') {
event.preventDefault();
eventSrc = event.targetTouches[0];
} else if (event.button === 0) {
eventSrc = event;
}
if (eventSrc) {
resizeElement(eventSrc, resizable.elements.dialog, !resizable.get('modal') && !resizable.get('pinned'));
}
}
}