function showZone(id, flag) {
    if (flag) {
        eval("document.all." + id + ".style.display = ''");
    } else {
        eval("document.all." + id + ".style.display = 'none'");
    }
}

function showSearch(flag) {
    if (flag == "zf") {
        document.all.zfSearch.style.display = "";
        document.all.esfSearch.style.display = "none";
        document.all.zf01.width = "63";
        document.all.zf01.background = "/image/menu/center_ss_01.png";
        document.all.zf02.className = "red";
        document.all.esf01.width = "54";
        document.all.esf01.background = "/image/menu/center_ss_02.png";
        document.all.esf02.className = "";
        document.all.esf02.innerHTML = "电脑培训";
        document.all.zf02.innerHTML = "<strong>IT认证</strong>";
        
    } else if (flag == "es") {
        document.all.esf01.width = "63";
        document.all.esf01.background = "/image/menu/center_ss_01.png";
        document.all.esf02.className = "red";
        document.all.zf01.width = "54";
        document.all.zf01.background = "/image/menu/center_ss_02.png";
        document.all.zf02.className = "";
        document.all.esfSearch.style.display = "";
        document.all.zfSearch.style.display = "none";
        document.all.esf02.innerHTML = "<strong>电脑培训</strong>";
        document.all.zf02.innerHTML = "IT认证";
    } 
}

/**
 * 菜单转向
 */
function sendUrl(url, id) {
  modify_Headmenu(id);
  if (id==10){
  	window.open(url);
  }else{
  	location.href = url;
  }
}

/**
 * 修改菜单样式
 */
function modify_Headmenu(id) {
    for(var i = 1; i <= 10; i++) {
          document.getElementById("Headmenu" + i ).className = "";
    } 
    document.getElementById("Headmenu" + id).className = "green strong";
}