Function addEvents

tests/qunit/qunit.js:1515–1520

* @param {Array|NodeList} elems * @param {string} type * @param {Function} fn

( elems, type, fn )

 * @param {Function} fn
 */
function addEvents( elems, type, fn ) {
	var i = elems.length;
	while ( i-- ) {
		addEvent( elems[i], type, fn );
	}
}

function hasClass( elem, name ) {
	return (" " + elem.className + " ").indexOf(" " + name + " ") > -1;