// JavaScript Document

//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];
		}
	}
}

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		menu_abo_over = newImage("images/menu_abo-over.gif");
		menu_abo_down = newImage("images/menu_abo-down.gif");
		menu_why_over = newImage("images/menu_why-over.gif");
		menu_why_down = newImage("images/menu_why-down.gif");
		menu_tes_over = newImage("images/menu_tes-over.gif");
		menu_tes_down = newImage("images/menu_tes-down.gif");
		menu_don_over = newImage("images/menu_don-over.gif");
		menu_don_down = newImage("images/menu_don-down.gif");
		menu_res_over = newImage("images/menu_res-over.gif");
		menu_res_down = newImage("images/menu_res-down.gif");
		menu_new_over = newImage("images/menu_new-over.gif");
		menu_new_down = newImage("images/menu_new-down.gif");
		menu_vol_over = newImage("images/menu_vol-over.gif");
		menu_vol_down = newImage("images/menu_vol-down.gif");
		menu_cnt_over = newImage("images/menu_cnt-over.gif");
		menu_cnt_down = newImage("images/menu_cnt-down.gif");
		menu_hom_over = newImage("images/menu_hom-over.gif");
		menu_hom_down = newImage("images/menu_hom-down.gif");
		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 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