polyfill-service/polyfills/Event/detect.js

A polyfill combinator

(function(global) {

	if (!('Event' in global)) return false;
	if (typeof global.Event === 'function') return true;

	try {

		// In IE 9 and 10, the Event object exists but cannot be instantiated
		new Event('click');
		return true;
	} catch(e) {
		return false;
	}
}(this))