// JavaScript Document

// submenu
function chkSubMenu(pg) {
	var menu = 'submenu_' + pg;
	//document.getElementById(menu).style.display = 'block';
	if(document.getElementById(menu)) {
		if(document.getElementById(menu).style.display == 'none') {
			document.getElementById(menu).style.display = 'block';
		} else {
			document.getElementById(menu).style.display = 'none';
		}
	}
}


//Rollovers
function newImage(arg) {
	if (document.images) {
		rslt = new Image();
		rslt.src = arg;
		return rslt;
	}
}

function changeImages() {
	if (document.images && (preloadFlag == true)) {
		for (var i=0; i<changeImages.arguments.length; i+=2) {
			document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
		}
	}
}

function MM_reloadPage(init) {  //reloads the window if Nav4 resized
  if (init==true) with (navigator) {if ((appName=="Netscape")&&(parseInt(appVersion)==4)) {
    document.MM_pgW=innerWidth; document.MM_pgH=innerHeight; onresize=MM_reloadPage; }}
  else if (innerWidth!=document.MM_pgW || innerHeight!=document.MM_pgH) location.reload();
}
MM_reloadPage(true);

function MM_findObj(n, d) { //v4.01
  var p,i,x;  if(!d) d=document; if((p=n.indexOf("?"))>0&&parent.frames.length) {
    d=parent.frames[n.substring(p+1)].document; n=n.substring(0,p);}
  if(!(x=d[n])&&d.all) x=d.all[n]; for (i=0;!x&&i<d.forms.length;i++) x=d.forms[i][n];
  for(i=0;!x&&d.layers&&i<d.layers.length;i++) x=MM_findObj(n,d.layers[i].document);
  if(!x && d.getElementById) x=d.getElementById(n); return x;
}

function MM_showHideLayers() { //v6.0
  var i,p,v,obj,args=MM_showHideLayers.arguments;
  for (i=0; i<(args.length-2); i+=3) if ((obj=MM_findObj(args[i]))!=null) { v=args[i+2];
    if (obj.style) { obj=obj.style; v=(v=='show')?'visible':(v=='hide')?'hidden':v; }
    obj.visibility=v; }
}

function openNewWindow(URLtoOpen, windowName, windowFeatures) { newWindow=window.open(URLtoOpen, windowName, windowFeatures); 
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		footer_Htop_over = newImage("images/footer_Htop-over.jpg");
		footer_Mtop_over = newImage("images/footer_Mtop-over.jpg");
		footer_Atop_over = newImage("images/footer_Atop-over.jpg");
		footer_Hbtm_footer_Htop_over = newImage("images/footer_Hbtm-footer_Htop_ove.jpg");
		footer_Mbtm_footer_Mtop_over = newImage("images/footer_Mbtm-footer_Mtop_ove.jpg");
		footer_Abtm_footer_Atop_over = newImage("images/footer_Abtm-footer_Atop_ove.jpg");
		preloadFlag = true;
	}
}

//Menu Maker
var enablepersist="off" //Enable saving state of content structure using session cookies? (on/off)
var collapseprevious="yes" //Collapse previously open content when opening present? (yes/no)

if (document.getElementById){
document.write('<style type="text/css">')
document.write('.switchcontent{display:none;}')
document.write('</style>')
}

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 changeColor(id_name){
	var alltags=document.links
	for (i=0; i<alltags.length; i++){
		if(alltags[i].className == "ActiveMenu"){
			alltags[i].className = "MainMenu"
		}
		if(alltags[i].id == id_name){
			alltags[i].className = "ActiveMenu"
		}
	}
}

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

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

function expandcontent(cid){
if (typeof ccollect!="undefined"){
if (collapseprevious=="yes")
contractcontent(cid)
document.getElementById(cid).style.display=(document.getElementById(cid).style.display!="block")? "block" : "block"
}
}

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

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 getselectedItem(){
if (get_cookie(window.location.pathname) != ""){
selectedItem=get_cookie(window.location.pathname)
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=window.location.pathname+"="+selectedItem
}

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

	// Verify that this browser supports rollovers
	var bSupportsRollover = (((navigator.appName == "Netscape") && parseInt(navigator.appVersion) >= 3 ))
		|| ((navigator.appName == "Microsoft Internet Explorer") && (parseInt(navigator.appVersion) >= 4 ));

	function rollover( imageName, newImage )
	{
		if ( bSupportsRollover  &&  bLoaded == true )
			document.images[imageName].src = eval(newImage + ".src")
	}

	function createimage( path )
	{
		var theImage = new Image();
		theImage.src = path;
		return theImage;
	}

	// Load the images used for navigation

	if ( bSupportsRollover )
	{	
		// Special
		//special_off = createimage( "nav_buttons/special.gif" );
		//special_on = createimage( "nav_buttons/special_over.gif" );
	}

	function drawAlert () {
alert ("Please Select the show time you wish to attend and then enter your coupon code!");
}

var popwincenter = null;
function NewPopUpWindow(mypage,myname,w,h,scroll){
LeftPosition = (screen.width) ? (screen.width-w)/2 : 0;
TopPosition = (screen.height) ? (screen.height-h)/2 : 0;
settings =
'height='+h+',width='+w+',top='+TopPosition+',left='+LeftPosition+',scrollbars='+scroll+',resizable'
popwincenter = window.open(mypage,myname,settings)
}



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