浏览器后退跳转到指定的页面

pushHistory();
        //监听浏览器后退事件
        window.addEventListener("popstate",
            function(e) {
            //转向指定的URL
            location.href='/footer.html?home=2';
            }, false);
            //清空浏览器历史记录
        function pushHistory() {
            var url = "#";
            var state = {
                title: "title",
                url: "#"
            };
            window.history.pushState(state, "title", "#");
        }