function readCookie(name) {
	var nameEQ = name + "=";
	var ca = document.cookie.split(';');
	for(var i=0;i < ca.length;i++) {
		var c = ca[i];
		while (c.charAt(0)==' ') c = c.substring(1,c.length);
		if (c.indexOf(nameEQ) == 0) return c.substring(nameEQ.length,c.length);
	}
	return null;
}

function toggleMenu(submenu)
{
	var submenu1;
	var submenu2;
	var submenu3;

	if(document.cookie)
	{
		var submenu_value = readCookie("test");
		submenu_value = unescape(submenu_value);
		submenu_value = submenu_value.split("xxx");
		submenu1 = submenu_value[0];
		submenu2 = submenu_value[1];
		submenu3 = submenu_value[2];

	}

	if(submenu == "submenu1")
	{
		if(document.getElementById(submenu).style.display)
		{
			document.getElementById(submenu).style.display = "";/* open submenu */
			submenu1 = "open";
		}
		else
		{
			document.getElementById(submenu).style.display = "none";/* close submenu */
			submenu1 = "close";
		}
	}

	if(submenu == "submenu2")
	{
		if(document.getElementById(submenu).style.display)
		{
			document.getElementById(submenu).style.display = "";/* open submenu */
			submenu2 = "open";
		}
		else
		{
			document.getElementById(submenu).style.display = "none";/* close submenu */
			submenu2 = "close";
		}
	}

	if(submenu == "submenu3")
	{
		if(document.getElementById(submenu).style.display)
		{
			document.getElementById(submenu).style.display = "";/* open submenu */
			submenu3 = "open";
		}
		else
		{
			document.getElementById(submenu).style.display = "none";/* close submenu */
			submenu3 = "close";
		}
	}

	var stuff_for_escape = submenu1 + "xxx" + submenu2 + "xxx" + submenu3;
	document.cookie = "test=" + escape(stuff_for_escape);

	return false;
}

function displayMenuOnPageLoad()
{
	if(document.cookie)
	{
		var submenu_value = readCookie("test");
		submenu_value = unescape(submenu_value);
		submenu_value = submenu_value.split("xxx");

		if(submenu_value[0] == "open"){document.getElementById("submenu1").style.display = "";}
		else{document.getElementById("submenu1").style.display = "none";}

		if(submenu_value[1] == "open"){document.getElementById("submenu2").style.display = "";}
		else{document.getElementById("submenu2").style.display = "none";}

		if(submenu_value[2] == "open"){document.getElementById("submenu3").style.display = "";}
		else{document.getElementById("submenu3").style.display = "none";}

	}
}