var collapseprevious="yes"		//Collapse previously open content when opening present? (yes/no)
var enablepersist="on"			//Enable saving state of content structure using session cookies? (on/off)
var persisttype="sitewide"		//enter "sitewide" for menu to persist across site, "local" for this page only
var cookiename=(persisttype=="sitewide")? "switchmenu" : window.location.pathname
// var cookiename="switchmenu"

function ChangeClass(eid, newClass) { 
	 if (document.getElementById) { 
	 	document.getElementById(eid).className = newClass;
	 } 
} 

function getElementbyClass(classname){
	ccollect=new Array()
	var inc=0
	var alltags=document.all? document.all : document.getElementsByTagName("*")
	for (i=0; i<alltags.length; i++){
		if (alltags[i].className==classname)
		ccollect[inc++]=alltags[i]
		}
	}

function contractcontent(omit){
	var inc=0
	while (ccollect[inc]){
		if (ccollect[inc].id!=omit)
			ccollect[inc].style.display="none"
		inc++
		}
	}

function ExpandContent(cid){
	var el = document.getElementById(cid);
	var el_parent = el.parentNode;
	if (typeof ccollect!="undefined"){
		if (collapseprevious=="yes") contractcontent(cid)
//		document.getElementById(cid).style.display=(document.getElementById(cid).style.display!="block")? "block" : "none"
		if(el.style.display == "none") { if(el_parent) el_parent.style.display = "block"; el.style.display = "block"; }
		else { if(el_parent) el_parent.style.display = "block"; el.style.display = "none"; }
		}
	}

function revivecontent(){
	contractcontent("omitnothing")
//	If (getselectedItem()){
    	selectedItem=getselectedItem()
   	    selectedComponents=selectedItem.split("|");
    	for (i=0; i<selectedComponents.length-1; i++)
  	    	document.getElementById(selectedComponents[i]).style.display="block";
//  	    }
	}


function getselectedItem(){
	if (get_cookie(cookiename) != ""){
		selectedItem=get_cookie(cookiename)
		return selectedItem
		}
	else
		return ""
	}

function saveswitchstate(){
	var inc=0, selectedItem=""
	while (ccollect[inc]){
		if (ccollect[inc].style.display=="block")
			selectedItem+=ccollect[inc].id+"|"
		inc++
		}

	document.cookie=set_cookie(cookiename,selectedItem)
	}

function do_onload(){
	getElementbyClass("switchcontent")
	if (enablepersist=="on" && typeof ccollect!="undefined") revivecontent()
	}


// run do_unload() when the page is loading
if (window.addEventListener)
	window.addEventListener("load", do_onload, false)
else if (window.attachEvent)
	window.attachEvent("onload", do_onload)
else if (document.getElementById)
	window.onload=do_onload

if (enablepersist=="on" && document.getElementById)	window.onunload=saveswitchstate // save menu state before unloading page

// new nav menu IE script start
sfHover = function() {
	var sfEls = document.getElementById("menu").getElementsByTagName("td");
	for (var i=0; i<sfEls.length; i++) {
		sfEls[i].onmouseover=function() {
			this.className+=" sfhover";
		}
		sfEls[i].onmouseout=function() {
			this.className=this.className.replace(new RegExp(" sfhover\\b"), "");
		}
	}
}
if (window.attachEvent) window.attachEvent("onload", sfHover);
// new nav menu IE script end