function _setActiveTab(activeTab, tabList, divList)
{
    for (var i=0; i<tabList.length; ++i)
    {
        var at = document.getElementById(tabList[i]);
        var ad = document.getElementById(divList[i]);

        if (activeTab == tabList[i])
        {   at.className = 'tab_active';
            ad.style.display = 'block';  }
        else
        {   at.className = 'tab_nonactive';
            ad.style.display = 'none';  }
    }
}