<script type="text/javascript">    var browser = {        versions: function() {            var u = navigator.userAgent, app = navigator.appVersion;            return {//移动终端浏览器版本信息                                                                              mobile: (!!u.match(/AppleWebKit.*Mobile/) || !!u.match(/Windows Phone/) || !!u.match(/Android/) || !!u.match(/MQQBrowser/)) && !u.match(/iPad/) //是否为移动终端                                             };        }()    };    if (browser.versions.mobile) {        window.location.href = "http://m.baidu.com";    } else {        window.location.href = "http://www.baidu.com";    }</script>