var fixed = 0;

function menuOpen(link_id)
{
	link = document.getElementById("ul_"+link_id);	
	if(link.className != 'menu_link_sel')
	{
		menuCloseAll();
		link.className = 'menu_link_sel';
	}//if !sel
	else menuCloseAll();
}//menuOpen

function menuOpen2(link_id)
{
	link = document.getElementById("ul_"+link_id+"b");	
	if(link.className != 'menu_link_sel')
	{
		menuCloseAll2();
		link.className = 'menu_link_sel';
	}//if !sel
	else menuCloseAll2();
}//menuOpen

function menuCloseAll()
{
	var nodes = document.getElementById('main_menu').childNodes;
	for(key in nodes)
	{
		if(nodes[key].tagName == 'UL')nodes[key].className = 'menu_ul_hidden';		
	}//for key nodes
}//closeAll

function menuCloseAll2()
{
	var nodes = document.getElementById('main_menu2').childNodes;
	for(key in nodes)
	{
		if(nodes[key].tagName == 'UL')nodes[key].className = 'menu_ul_hidden';		
	}//for key nodes
}//closeAll

function menuHover(link_id, on)
{	
	if(link_id == fixed)return;
	link = document.getElementById(link_id);	
	if(link.className == 'menu_link_sel')return;
	if(on == true)
	{			
		if(link.tagName == 'LI')link.firstChild.style['color'] = '#FFCC00';
			else link.className = 'menu_link_hover';		
	}//if on
	else 
	{
		if(link.tagName == 'LI')link.firstChild.style['color'] = '#FFFFFF';
			else link.className = 'menu_link';		
	}//else off
}//menuHover