/***********************************************
* Switch Menu script- by Martial B of http://getElementById.com/
* Modified by Dynamic Drive for format & NS4/IE4 compatibility
* Visit http://www.dynamicdrive.com/ for full source code
* Modified again by http://www.lfme.gr
***********************************************/

var persistmenu="yes" //"yes" or "no". Make sure each SPAN content contains an incrementing ID starting at 1 (id="sub1", id="sub2", etc)
var persisttype="sitewide" //enter "sitewide" for menu to persist across site, "local" for this page only

if (document.getElementById){ //DynamicDrive.com change
document.write('<style type="text/css">\n')
document.write('.submenu{display: none;}\n')
document.write('</style>\n')
}

function SwitchMenu(obj){
	if(document.getElementById){
	var el = document.getElementById(obj);
	var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change
		if(el.style.display != "block"){ //DynamicDrive.com change
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="submenu") //DynamicDrive.com change
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		}else{
			el.style.display = "none";
		}
	}
}

function selectMe(){
	var ar = document.getElementById("masterdiv").getElementsByTagName("span"); //DynamicDrive.com change
	for (var i=0; i<ar.length; i++){
		if (ar[i].className=="submenu") //DynamicDrive.com change
		ar[i].style.display = "none";
	}
}



function get_cookie(Name) { 
	var search = Name + "=";
	var returnvalue = "";
	if (document.cookie.length > 0) {
		offset = document.cookie.indexOf(search);
		if (offset != -1) { 
			offset += search.length
			end = document.cookie.indexOf(";", offset);
			if (end == -1) end = document.cookie.length;
			returnvalue = unescape(document.cookie.substring(offset, end));
		}
	}
	return returnvalue;
}

function onloadfunction(){
	if (persistmenu=="yes"){
		var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
		var cookievalue=get_cookie(cookiename)
		if (cookievalue!="") document.getElementById(cookievalue).style.display="block"
	}
}

function savemenustate(){
	var inc=1, blockid="";
	while (document.getElementById("sub"+inc)){
		if (document.getElementById("sub"+inc).style.display=="block"){
			blockid="sub"+inc;
			break;
		}
		inc++;
	}
	var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname;
	var cookievalue=(persisttype=="sitewide")? blockid+";path=/" : blockid;
	document.cookie=cookiename+"="+cookievalue;
}

/* write the following script in the html's body
if (window.addEventListener) window.addEventListener("load", onloadfunction, false);
else if (window.attachEvent) window.attachEvent("onload", onloadfunction);
else if (document.getElementById) window.onload=onloadfunction;

if (persistmenu=="yes" && document.getElementById) window.onunload=savemenustate;

*/