浏览器回退按钮触发事件

 $(document).ready(function (e) {

        var counter = 0;

        if (window.history && window.history.pushState) {

            $(window).on('popstate', function () {

                window.history.pushState('forward', null, '#');

                window.history.forward(1);

                // alert("不可回退");  //如果需在弹框就有它

                self.location="orderinfo.html"; //如查需要跳转页面就用它

            });

        }

        window.history.pushState('forward', null, '#'); //在IE中必须得有这两行

        window.history.forward(1);

    });