var bStatus = false;
function getLangSelector() {
    return (document.getElementById('langSelector'));
}
function hideLangSelector() {
    var e = getLangSelector();
    if (!bStatus) e.style.visibility = "hidden";
    else bStatus = false;
}
function showLangSelector() {
    var e = getLangSelector();
    if (e.style.visibility != "hidden") e.style.visibility = "hidden";
    else {
        e.style.visibility = "visible";
        bStatus = true;
    }
}
document.onclick = hideLangSelector;