sel_destination = {
  tdestination3s: new Array(11),
  tdestination2obj: function()
  {
    return document.getElementById('destination2');
  },
  tdestination3obj: function()
  {
    return document.getElementById('destination3');
  },
  tdestination3ary: function(strdestination2, strdestination3)
  {
    this.tdestination2 = strdestination2;
    this.tdestination3 = strdestination3;
  },
  tinit: function(strdestination2, strdestination3)
  {
    this.tdestination3s[0]= new this.tdestination3ary('美东$:$252', '');
    this.tdestination3s[1]= new this.tdestination3ary('美西$:$251', '');
    this.tdestination3s[2]= new this.tdestination3ary('玻璃桥$:$261', '');
    this.tdestination3s[3]= new this.tdestination3ary('黄石公园$:$253', '');
    this.tdestination3s[4]= new this.tdestination3ary('总统巨石$:$254', '');
    this.tdestination3s[5]= new this.tdestination3ary('优胜美地$:$255', '');
    this.tdestination3s[6]= new this.tdestination3ary('环球影城$:$256', '');
    this.tdestination3s[7]= new this.tdestination3ary('海洋世界$:$257', '');
    this.tdestination3s[8]= new this.tdestination3ary('拉斯维加斯$:$258', '');
    this.tdestination3s[9]= new this.tdestination3ary('迪斯尼乐园$:$259', '');
    this.tdestination3s[10]= new this.tdestination3ary('大峡谷公园$:$260', '');
    with(this.tdestination2obj())
    {
      tselIndex = 0;
      innerHTML = null;
      tlength = this.tdestination3s.length;
      for (ti = 0; ti < tlength; ti ++)
      {
        tdestination2Ary = this.tdestination3s[ti].tdestination2.split('$:$');
        if (tdestination2Ary[1] == strdestination2) tselIndex = ti;
        options[ti] = new Option(tdestination2Ary[0], tdestination2Ary[1]);
      }
      options.selectedIndex = tselIndex;
    }
    with(this.tdestination3obj())
    {
      innerHTML = null;
      tdestination3list = (this.tdestination3s[tselIndex].tdestination3).split('|');
      tlength = tdestination3list.length;
      for (ti = 0; ti < tlength; ti ++)
      {
        tdestination3listAry = tdestination3list[ti].split('$:$');
        if (tdestination3listAry[1] == strdestination3) tselIndex = ti;
        options[ti] = new Option(tdestination3listAry[0], tdestination3listAry[1]);
      }
      options.selectedIndex = tselIndex;
    }
  },
  tloaddestination3: function(strdestination2)
  {
    for (ti = 0; ti < this.tdestination3s.length; ti ++)
    {
      tdestination2Ary = this.tdestination3s[ti].tdestination2.split('$:$');
      if (strdestination2 == tdestination2Ary[1])
      {
        with(this.tdestination3obj())
        {
          innerHTML = null;
          tdestination3list = (this.tdestination3s[ti].tdestination3).split('|');
          tlength = tdestination3list.length;
          for (tk = 0; tk < tlength; tk ++)
          {
            tdestination3listAry = tdestination3list[tk].split('$:$');
            options[tk] = new Option(tdestination3listAry[0], tdestination3listAry[1]);
          }
        }
        break;
      }
    }
  },
  tselect: function()
  {
    with(this.tdestination2obj()) {tselecteddestination2 = options[selectedIndex].value;}
    this.tloaddestination3(tselecteddestination2);
  }
}

destinati_onLoad();