function MoveMouse(tid, aid) {
        var tidx = document.getElementById("t1");
        tidx.className = "noselect";
        tidx = document.getElementById("t2");
        tidx.className = "noselect";
        tidx = document.getElementById("t3");
        tidx.className = "noselect";

        var mytid = document.getElementById(tid);//更新标题
        mytid.className = "select";
        //alert(id);
        var aidx = document.getElementById("a1");
        aidx.className = "hide";
        aidx = document.getElementById("a2");
        aidx.className = "hide";
        aidx = document.getElementById("a3");
        aidx.className = "hide";

        var myaid = document.getElementById(aid);//更新标题
        myaid.className = "tabcontent chagecolor show";
}