/**
 * 
 * @authors Your Name (you@example.org)
 * @date    2018-11-09 13:59:47
 * @version $Id$
 */



! function (a) {
	function b() {
		var Length = document.documentElement.clientWidth;
		var baseWidth = Length <= 1024 ? Length : 1024 < Length ? 750 : '';
		document.documentElement.style.fontSize = baseWidth / 750 * 100 + 'px';
	}
	window.addEventListener("DOMContentLoaded", function () {
		b()
	}, !1), window.addEventListener("resize", function () {
		b()
	}), b()
}(window);

//回退
window.onload = function () {
	var $back = document.getElementsByClassName('back')[0];
	if ($back) {
		$back.onclick = function () {
			window.history.back()
		}
	}

}