function setActive (obj) {
	obj.className = 'menu-on';
	return;
}

function unsetActive (obj) {
	obj.className = 'menu';
	return;
}

function setActivee (obj) {
	obj.parentNode.className = 'menu-on';
	return;
}

function unsetActivee (obj) {
	obj.parentNode.className = 'menu';
	return;
}