var active  = null;
var active2 = null;

function set2Active(id)
{
	if (active != null) {
		document.getElementById(active).style.display = 'none';
	}
	if (active2 != null) {
		document.getElementById(active2).style.display = 'none';
	}
	document.getElementById(id).style.display = 'block';
	active = id;
}

function resetActive()
{
	if (active != null) {
		document.getElementById(active).style.display = 'none';
	}
	active = null;
	if (active2 != null) {
		document.getElementById(active2).style.display = 'block';
	}
}

function stayActive(id)
{
	set2Active(id);
	active2 = id;
}