// JavaScript Document


/***********************************************
* 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
***********************************************/

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){
	pausecomp(50);	//pause for 100 milliseconds
	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 CloseMenu(obj){
	pausecomp(250);	//pause 250 milliseconds (1/4 second?)
	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";
			}
		}else{
			el.style.display = "none";
		}
	}
}

function SwitchFlyoutMenu(obj){
	//pausecomp(100);	//pause for 100 milliseconds
	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 FlyoutCloseMenu(obj){
	//pausecomp(250);	//pause 250 milliseconds (1/4 second?)
	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=="flyout") //DynamicDrive.com change
				ar[i].style.display = "none";
			}
		}else{
			el.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
}

function pausecomp(millis){
	date = new Date();
	var curDate = null;
	
	do { var curDate = new Date(); }
	while(curDate-date < millis);
}




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


/*function toggleOn(id) {
	if (id!="aboutSub") { toggleOff('aboutSub') }
	if (id!="salesSub") { toggleOff('salesSub') }
	if (id!="researchSub") { toggleOff('researchSub') }
	
	//safe function to show an element with a specified id
	var x=document.getElementById(id)
	if (document.getElementById) { // DOM3 = IE5, NS6
		x.style.display = 'block';
	} else {
		if (document.layers) { // Netscape 4
			document.id.display = 'block';
		}
		else { // IE 4
			document.all.id.style.display = 'block';
		}
	}
	x.parentNode.style.color='#e7d89b';
	setTimeout("toggleOff('"+id+"')",4000);
}
function toggleOff(id) {
	var x=document.getElementById(id)
	//safe function to hide an element with a specified id
	if (document.getElementById) { // DOM3 = IE5, NS6
		x.style.display = 'none';
	}
	else {
		if (document.layers) { // Netscape 4
			document.id.display = 'none';
		}
		else { // IE 4
			document.all.id.style.display = 'none';
		}
	}
	x.parentNode.style.color='white';
}
function delayOff(id) {
	var t1=setTimeout("toggleOff('"+id+"')",500);
}
function delayNavClose() {
	delayOff('aboutSub')
	delayOff('salesSub')
	delayOff('researchSub')
}*/