function switchBox(n) {
    var len = 9;
    for (i = 0; i < len; i++) {
        document.getElementById("SWBox_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("level2_tab" + i).style.color = (i == n) ? "#FF9933" : "#666666";
        document.getElementById("BTN_" + i).style.backgroundColor = (i == n) ? "#FFFFFF" : "transparent";
        document.getElementById("BTN_" + i).style.color = (i == n) ? "#FF9933" : "#666666";
        document.getElementById("BTN_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}

function changeTab(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelA_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_" + i).style.background = (i == n) ? "url(../image/lab_bg2.gif)" : "none";
        document.getElementById("tab_head_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}

function Tab_a(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_a_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelB_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_a_" + i).style.background = (i == n) ? "url(/image/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_a_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_a_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}

function Tab_b(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_b_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelC_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_b_" + i).style.background = (i == n) ? "url(/image/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_b_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_b_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}

function Tab_c(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_c_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelD_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_c_" + i).style.background = (i == n) ? "url(/image/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_c_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_c_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_d(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_d_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelE_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_d_" + i).style.background = (i == n) ? "url(/image/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_d_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_d_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_e(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_e_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelF_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_e_" + i).style.background = (i == n) ? "url(/image/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_e_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_e_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_f(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_f_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelG_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_f_" + i).style.background = (i == n) ? "url(/image/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_f_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_f_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_g(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_g_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelH_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_g_" + i).style.background = (i == n) ? "url(images/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_g_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_g_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_h(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_h_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelI_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_h_" + i).style.background = (i == n) ? "url(images/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_h_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_h_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_i(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_i_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelJ_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_i_" + i).style.background = (i == n) ? "url(images/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_i_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_i_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}
function Tab_j(n) {

    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_j_" + i).style.display = (i == n) ? "block" : "none";
//        document.getElementById("levelK_tab" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_j_" + i).style.background = (i == n) ? "url(images/lab_down.gif)" : "url(images/lab_up.gif)";
        document.getElementById("tab_head_j_" + i).style.color = (i == n) ? "#ffffff" : "#666666";
        document.getElementById("tab_head_j_" + i).style.fontWeight = (i == n) ? "bold" : "normal";
    }
}

function onInit(tab) {
    switchBox(tab);

    for (i = 1; i < 4; i++) {
        document.getElementById("tabox_" + i).style.display = "none";
    }
    //document.getElementById("tabox_"+tab).style.display="block";
    changeTab(tab);
    Tab_a(1);
    Tab_b(1);
    Tab_c(1);
    Tab_d(1);
    Tab_e(1);
    Tab_f(1);
    Tab_g(1);
    Tab_h(1);
    Tab_i(1);
    Tab_j(1);
}

function changMtab(index) {
    var nav_ul = $("tab1");
    var arrtag = nav_ul.getElementsByTagName('li');
    var i;
    var len = arrtag.length;
    for (i = 0; i < len; ++i) {
        $("MainTcontent" + i).style.display = "none";
        arrtag[i].className = "";
    }
    $("MainTcontent" + index).style.display = "";
    arrtag[index].className = "on";
}
function Tab_a(n) {
    //tab个数
    var len = 3;
    for (i = 1; i <= len; i++) {
        document.getElementById("tabox_a_" + i).style.display = (i == n) ? "block" : "none";
        document.getElementById("tab_head_a_" + i).style.background = (i == n) ? "url(/Skin/Default/images/lab_on_11.gif)" : "url(/Skin/Default/images/lab_off_11.gif)";
        document.getElementById("tab_head_a_" + i).style.color = (i == n) ? "#333" : "#fff";
        document.getElementById("tab_head_a_" + i).style.fontWeight = (i == n) ? "bold" : "bold";
    }
}