var img_close = "gifs/flip_closed.gif";
var img_open = "gifs/flip_open_top.gif";
var ids = ["lp4", "lp11", "lp12", "lp13", "lp14"];
function XgetElementById(id)
{
	if(document.getElementById)
		return document.getElementById(''+id);
	else if(document.all)
		return document.all[''+id];
	else
		return false;
}

function toggle(id)
{
	var l = XgetElementById(id);
	if(!l) return;
	if(l.style.display=="block")
	{
		l.style.display = "none";
		l.parentNode.style.listStyleImage = "url('"+img_close+"')";
	} else {
		l.style.display = "block";
		l.parentNode.style.listStyleImage = "url('"+img_open+"')";
	}
}

function closeAllFlips()
{
	for(i = 0; i< ids.length; i++)
	{
		var elt = XgetElementById(ids[i]);
		if(!elt) continue;
		elt.style.display = "none";
		elt.parentNode.style.listStyleImage = "url('"+img_close+"')";
	}
}

function openAllFlips()
{
	for(i = 0; i< ids.length; i++)
	{
		var elt = XgetElementById(ids[i]);
		if(!elt) continue;
		elt.style.display = "block";
		elt.parentNode.style.listStyleImage = "url('"+img_open+"')";
	}
}

function init()
{
	for(i=0; i< ids.length; i++)
	{
		var elt=XgetElementById(ids[i]);
		if(!elt) continue;
		elt.parentNode.style.listStyleImage = "url('"+img_close+"')";
	}
}

if(window.attachEvent)
	window.attachEvent("onload", init);
else if(window.addEventListener)
	window.addEventListener("load", init, false);
else {
	var old = window["onload"];
	window["onload"] = function(e) { old(); init(); }
}