function switchLinkLang(selectitem, group)
{
    var lang = selectitem[selectitem.selectedIndex].value;
    var links = document.getElementsByName(group);
    for (var x=0; x<links.length; x++)
    {
        var ele = document.getElementById(links[x].id + '_' + lang);
        if (ele == null)
            ele = document.getElementById(links[x].id + '_' + lang.replace('.64',''));
        if (ele != null)
            links[x].href = ele.innerHTML;
    }
}
function switchLinkTrack(item, track)
{
    var selectitem = document.getElementById('select_' + item.name);
    var lang = selectitem[selectitem.selectedIndex].value;
    var ele = document.getElementById(item.id + '_' + lang);
    if (ele == null)
        ele = document.getElementById(item.id + '_' + lang.replace('.64',''));
    if (ele != null)
        item.href = ele.innerHTML;
    if (track)
        trackClick();
    return true;
}
function switchLink(item)
{
    return switchLinkTrack(item, false);
}
var trk=0;
function trackClick()
{
    if (trk==0)
    {
        var params = new Array();
        params[0]='id=c07f9455-b1d5-4ec1-8495-9a7865ea935e';
        params[1]='type=trial';
        params[2]='val=';
        params[3]='orderId=';
        params[4]='promoCode=';
        params[5]='valueCurrency=USD';
        k_trackevent(params,'144');
        trk=1;
    }
}