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){
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"); 
		if(el.style.display != "block"){ 
			for (var i=0; i<ar.length; i++){
				if (ar[i].className=="submenu") 
				ar[i].style.display = "none";
			}
			el.style.display = "block";
		}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
}

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 checkContact(form) {
   
   var contactFormFields = new Array( { id: 'companyname', name: 'Company Name' }, 
                               { id: 'firstname', name: 'First Name' },
							   { id: 'lastname', name: 'Last Name' },
							   { id: 'address', name: 'Address' },
							   { id: 'state', name: 'State' },
                               { id: 'zip', name: 'Zip' },
                               { id: 'phone', name: 'Phone' },
							   { id: 'details', name: 'Details' });
   var emailField = { id: 'email', name: 'Email ID' };
   var errorMessageElementId = 'errorMessagesContact';
   var formOk = checkContactForm(form, contactFormFields, emailField, errorMessageElementId)

	if (formOk == false) {
			window.scroll(0,350);
      return false;
   }
   else {
      return true;
   }
} 

function checkFreight(form) {
   
   var freightFormFields = new Array( { id: 'companyname', name: 'Company Name' }, 
                               { id: 'firstname', name: 'First Name' },
							   { id: 'lastname', name: 'Last Name' },
                               { id: 'phone', name: 'Phone' },
							   { id: 'zip', name: 'Zip' },
							   { id: 'state', name: 'State' },
							   { id: 'destination', name: 'Destination' },
							   { id: 'equipment', name: 'Equipment' },
							   { id: 'commodity', name: 'Commodity' },
							   { id: 'hazardous', name: 'Hazardous' },
							   { id: 'temperature', name: 'Temperature' },
							   { id: 'skids', name: 'Skids' },
							   { id: 'weight', name: 'Weight' },
							   { id: 'comments', name: 'Comments' });
   var emailField = { id: 'email', name: 'Email ID' };
   var errorMessageElementId = 'errorMessagesContact';
   var formOk = checkFreightForm(form, freightFormFields, emailField, errorMessageElementId)

	if (formOk == false) {
			window.scroll(0,250);
      return false;
   }
   else {
      return true;
   }
}