var expanded = false;
	function mp(mnuitem)
	{
		//var section = mnuitem.parentNode.parentNode.parentNode.parentNode.nextSibling;
		if(document.getElementById(mnuitem)) {
			var section = document.getElementById(mnuitem);
			section.style.display = (section.style.display=='none')?'block':'none';
		}
	}


	function menuInit(opened)
	{
		var divs = document.getElementById('id_menutable').getElementsByTagName("div");
		for (var i=0; i<divs.length; i++) 
		{
			if (divs[i].id.length>3)
			{
				divs[i].style.display='none';
			}
		}
		var tmp = document.getElementById("id_sel");
		while (tmp.id!="id_menutable")
		{
			tmp = tmp.parentNode;
			if (tmp.tagName.toLowerCase()=="div")
			{
				tmp.style.display='block';
			}
		}
		expanded=false;
		if(opened) {
			mp(opened);
		}
	}
	function expand()
	{
		if (!expanded)
		{
			var divs = document.getElementById('id_menutable').getElementsByTagName("div");
			for (var i=0; i<divs.length; i++) 
			{
				if (divs[i].id.length>3)
				{
					divs[i].style.display='block';
				}
			}
			expanded=true;
		}
		else
		{
			menuInit();
		}
	}