js 监听后退事件及跳转页面

//直接跳转window.location.href="b.html";//返回上一级页面window.history.back(-1);//返回下一级页面window.history.go(-1);

<script type="text/javascript"> ?$(document).ready(function(e) { ????var counter = 0; ???if (window.history && window.history.pushState) { ?????$(window).on(‘popstate‘, function () { ???????window.history.pushState(‘forward‘, null, ‘#‘); ???????window.history.forward(1); ???????window.location.href="2.html";//执行操作 ?????}); ???} ?window.history.pushState(‘forward‘, null, ‘#‘); //在IE中必须得有这两行 ?window.history.forward(1);});