function MenuOn (e)
{
	var		src = Array ("images/bullet_on_left.gif", "images/bullet_on_right.gif"); 

	SetImages (e, src);
}

function MenuOff (e)
{
	var	src = Array ("images/spacer.gif", "images/spacer.gif");
	SetImages (e, src);
}

function SetImages (e, src)
{
	e = TableRow (e);
	if  (e)
	{
		e = e.getElementsByTagName ('IMG');
		for (var i = 0; i < e.length; i++)
			e [i].src = src [i];  
	}
}

function TableRow (e)
{
	while (e.tagName != 'TR')
		e = e.parentNode;
	return e;
}