var selected;

function maintainSelected(el)
{
	el.blur();
	var a = selected;
	selected = el;
	if (a != null)
	{
		deselect(a);
	}
}

function select(el)
{
	el.className = 'navLink selected';
	el.parentNode.className = 'navCell selected';
}

function deselect(el)
{
//el.parentNode
	if (el != selected)
	{
		el.className = 'navLink unselected';
		el.parentNode.className = 'navCell unselected';
	}
}