不用jquery实现tab页切换,刷新,后退,前进状态自动维护 很好用

<!DOCTYPE html PUBLIC "-//W3C//DTD XHTML 1.0 Transitional//EN" "http://www.w3.org/TR/xhtml1/DTD/xhtml1-transitional.dtd">
<html xmlns="http://www.w3.org/1999/xhtml">
<head>
    <title>ajax保持状态多标签切换</title>
    <style type="text/css">
        body
        {
            margin: 0 10px;
            padding: 0px;
            font-size: 14px;
        }
        .hide
        {
            display: none;
        }
        .tab_bar
        {
            height: 50px;
            padding: 0;
            border-bottom: 1px solid #A4A4A4;
        }
        .tab_bar ul
        {
            margin-top: 0px;
            margin-left: 50px;
        }
        .tab_bar ul li
        {
            display: inline;
        }
        .tab_bar ul li a
        {
            height: 20px;
            text-decoration: none;
            color: #333;
            margin: 9px 10px 10px 0;
            padding: 10px;
            display: inline-block;
            background-color: #DBECFE;
            border: 1px solid #A4A4A4;
        }
        .tab_bar ul li a:hover, .tab_bar ul li a.here
        {
            background-color: #fff;
            border-bottom: 1px solid #fff;
        }
    </style>
    <script type="text/javascript">
        function $(id) {
            return document.getElementById(id);
        }
        function createFunction(obj, strFunc) {
            var args = [];
            if (!obj) obj = window;
            for (var i = 2; i < arguments.length; i++) args.push(arguments[i]);
            return function () {
                obj[strFunc].apply(obj, args);
            }
        }
        function addEvent(obj, type, fn) {
            if (obj.attachEvent) {
                obj.attachEvent('on' + type, fn);
            } else
                obj.addEventListener(type, fn, false);
        }
        function monitHashChange(hashChangeFire) {
            var hash = window.location.hash.substring(1);
            if (('onhashchange' in window)
                && ((typeof document.documentMode === 'undefined')
                || document.documentMode == 8)) {
                window.onhashchange = function () {
                    hashChangeFire(window.location.hash.substring(1));
                };
            } else {
                setInterval(function () {
                    var ischanged = hash != window.location.hash.substring(1);
                    if (ischanged) {
                        hash = window.location.hash.substring(1);
                        hashChangeFire(hash);
                    }
                }, 150);
            }
        }
        function show_panel(link) {
            link = typeof (link) == "string" ? link : link.id.replace("link_", "");
            window.location.hash = link;
            if (link.length == 0)
                link = "install_sql";
            var links = ["install_sql", "basic_setting", "mail_setting", "alipay_setting"];
            for (var i = 0; i < links.length; i++) {
                var n = links[i];
                if (n == link) {
                    $("link_" + n).setAttribute("class", "here");
                    $("div_" + n).style.display = "block";
                }
                else {
                    $("link_" + n).removeAttribute("class");
                    $("div_" + n).style.display = "none";
                }
            }
        }
        var link = (!window.location.hash) ? "install_sql" : window.location.hash.substring(1);
        addEvent(window, "load", createFunction(null, "show_panel", link));
        addEvent(window, "load", createFunction(null, "monitHashChange", show_panel));

    </script>
</head>
<body>
    <div class="tab_bar">
        <ul>
            <li><a href="javascript:;" onclick="show_panel(this)"  class="here">
                1、安装数据库</a></li>
            <li><a href="javascript:;" onclick="show_panel(this)" >2、设置基本配置</a></li>
            <li><a href="javascript:;" onclick="show_panel(this)" >3、邮件相关设置</a></li>
            <li><a href="javascript:;" onclick="show_panel(this)" >4、支付宝配置</a></li>
        </ul>
    </div>
    <div >
        <h2>
            1、安装数据库</h2>
    </div>
    <div  class="hide">
        <h2>
            2、设置基本配置</h2>
    </div>
    <div  class="hide">
        <h2>
            3、邮件相关设置</h2>
    </div>
    <div  class="hide">
        <h2>
            4、支付宝配置</h2>
    </div>
</body>
</html>