Modified jquery tab plugin to allow subtabs

gistfile1.js

$(".tabs").tabs();

jquery.tabs.js

(function($) {

    var defaults = {
        tabs: "div.tab",
        expire: null
    };

    $.fn.tabs = function(options) {

        var counter = 1;
        var tabSave = {};
        var hashStr = window.location.hash.replace('#', '');
        var args = hashStr.split(';');
        for (var val in args) {
            if (args[val].replace(/s\g/, '') != '') {
                var vals = args[val].split('=');
                tabSave[vals[0]] = vals[1];
            }
        }

        function saveTabs() {
            var str = '';
            for (var prop in tabSave) {
                str += prop + '=' + tabSave[prop] + ';';
            }
            window.location.hash = str;
        }

        function getTabs(tab) {
            var str = window.location.hash;
            var params = str.split(';');
            for (var val in params) {
                var vals = params[val].split('=');
                if (vals[0].replace('#', '') == tab) return vals[1];
            }
            return false;
        }

        return this.each(function() {
            var opts = $.extend({}, defaults, options);
            var tis = $(this);
            var tabs = $(this).find(opts.tabs);
            var hash = getTabs("tab_" + counter);
            if (hash) {
                tabs.hide();
                tis.find('div.tab:eq(' + hash + ')').show();
                tis.find('> ul.tabmenu li:eq(' + hash + ')').addClass('selected');
            } else {
                tabs.hide().filter('div:first').show();
                tis.find('> ul.tabmenu li:eq(0)').addClass('selected');
            }
            tis.find('> ul.tabmenu a').click(function(e) {
                tabs.hide();
                tabs.filter(tabs.eq($(this).parent().index())).show();
                tis.find('> ul.tabmenu li').removeClass('selected');
                $(this).parent().addClass('selected');

                tabSave["tab_" + tis.index()] = $(this).parent().index();
                saveTabs();

                e.preventDefault();
            });
            counter++;
        });
    };
})(jQuery);​