var customMenu = [
  {text: "首页", href: '../home/'},
  {text: "T9简介", href: '../introduction/'},
  {text: "经销商专栏", href: '../distributor/'},
  {text: "产品购买", href: '../buy/'},
  {text: "下载", href: '../download/'},
  {text: "服务支持", href: '../support/'},
  {text: "咨询论坛", href: 'http://club.tongda2000.com/forum.php?mod=forumdisplay&fid=50'}
];
var activeTab;

$(document).ready(function() {
  function clickEvt(e, t) {
    t.setStatus('active');
    if (activeTab != t) {
      activeTab.setStatus('default');
      activeTab = t;
      window.location.href = t.href;
    }
  }
  
  var items = [];
  $.each(customMenu, function(i, e) {
    e.xtype = "button";
    e.normalCls = 'nav_btn';
    e.activeCls = 'nav_btn_active';
    e.btnText = e.text;
    e.handler = e.handler || clickEvt;
    items.push(e);
  });
  
  var btnGroup = new T9.Container({
    renderTo: '.navigation',
    layout: 'floatlayout',
    items: items
  });
  activeTab = btnGroup.items[activeTabIndex] || btnGroup.items[0];
  activeTab.btn.click();
});