$(document).ready(function() {
        var tab = new $.fn.tab({
            tabList: "#tab1 .con_left2_title li",
            tabActiveClass: "active",
            contentList: "#tab1 ol",
            eventType: "mouseover"
        });

        var tab1 = new $.fn.tab({
            tabList: "#tab2 .con_left2_title li",
            tabActiveClass: "active",
            contentList: "#tab2 ol",
            eventType: "mouseover"
        });

        var tab2 = new $.fn.tab({
            tabList: "#tab3 .con_left2_title li",
            tabActiveClass: "active",
            contentList: "#tab3 ol",
            eventType: "mouseover"
        });
});