var active = -1;

function change_menu(obj)
{
	find_active();	
	document.getElementById('active').getElementsByTagName('a').item(0).style.color ='#343434';
	obj.style.color ='#c8ad78';
}

function off_menu(obj)
{
	document.getElementById('active').getElementsByTagName('a').item(0).style.color ='#c8ad78';
	obj.style.color ='#343434';	
}

function find_active()
{	
	var menu = document.getElementById('menu');
	var li = menu.getElementsByTagName('li');	
	if(active==-1)
	{
		for(var i=0;i<li.length;i++)
		{
				if(li[i].id=='active')
					active = i;
		}
	}
}