transitionend判断

(function () {
	var transitionEndEventName = {
		transition: 'transitionend',
		MozTransition: 'transitionend',
		WebkitTransition: 'webkitTransitionEnd',
		OTransition: 'oTransitionEnd otransitionend'
	};
	var transitionEnd = '',
		isSupport = false;

	for (var name in transitionEndEventName) {
		if (document.body.style[name] !== undefined) {
			transitionEnd = transitionEndEventName[name];
			isSupport = true;
			break;
		}
	}

	window.mt = window.mt || {};
	window.mt.transition = {
		end: transitionEnd,
		isSupport: isSupport
	};
})();