function mouseover(src,level)
{ 
	if (document.button_clicked!=src)
	{
		src.className = 'nav_001_over_'+level;
		src.children.tags('A')[0].className = 'nav_001_over_a_'+level;
	}
}

function mouseout(src,level) { 
	if (document.button_clicked!=src)
	{ 
		src.className = 'nav_001_up_'+level;
		src.children.tags('A')[0].className = 'nav_001_up_a_'+level;
	 }
}

function mousedown(src,level)
{
	if(!document.button_clicked)
	{
		document.button_clicked = src; 
	}

	if(document.button_clicked != src)
	{
		// if another button was clicked, reset it
		temp = document.button_clicked;
		document.button_clicked = false;
		mouseout(temp,level);
	}
	src.className = 'nav_001_click_'+level;
	src.children.tags('A')[0].className = 'nav_001_click_a_'+level;
	document.button_clicked = src;
	src.children.tags('A')[0].click(); // activate child href
	return true;
}