function getObject(name) {
	return document.getElementById(name);
}

function ShowLangMenu(display){
	getObject("LangMenuDropDown").style.display = display ? "inline" : "none";
}
function ShowSubMenu(id, display){
	if (getObject("sub_"+id) != null) {
		getObject("sub_"+id).style.display = display ? "inline" : "none";
	}
}