jQuery手机端常见问题问答列表展开收缩代码

js代码

<script src="js/jquery-1.11.3.min.js"></script>
		<script src="js/jquery.mobile-1.4.5.min.js"></script>
		<script src="js/index.js"></script>
		<script>
			(function (doc, win) {
				var docEl = doc.documentElement,
				resizeEvt = 'orientationchange' in window ? 'orientationchange' : 'resize',
				recalc = function () {
				var clientWidth = docEl.clientWidth;
				if (!clientWidth) return;
				docEl.style.fontSize = 100 * (clientWidth / 640) + 'px';
				};
				if (!doc.addEventListener) return;
				win.addEventListener(resizeEvt, recalc, false);
				doc.addEventListener('DOMContentLoaded', recalc, false);
			})(document, window);
		</script>