var time;
function showNav(o) {
	//clearTimeout(time);
	var a = o.getElementsByTagName('a')[0];
	var ul = o.getElementsByTagName('ul')[0];
	if (ul) {
		var li = ul.getElementsByTagName('li');
		if (li.length>0) {
			a.className = 'sel';
			ul.style.visibility = 'visible';
		} else {
			a.className = 'sel2';
		}
	}
}
function closeNav() {
	//clearTimeout(time);
	//time = setTimeout('closeNav2()', 350);
	closeNav2();
}
function closeNav2() {
	var nav = document.getElementById('nav2');
	var subnavs = nav.getElementsByTagName('ul');
	var subnavs2 = nav.getElementsByTagName('li');
	for (var i=0; i<subnavs.length; i++) {
		subnavs[i].style.visibility = 'hidden';
	}
	for (var j=0; j<subnavs2.length; j++) {
		subnavs2[j].getElementsByTagName('a')[0].className = '';
	}
}