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

var preloadFlag = false;
function preloadImages() {
	if (document.images) {
		logo_button_static = newImage("../gif/30fpsBare.gif");
		logo_button_over = newImage("../gif/30fpsAnim.gif");
		video_over = newImage("../gif/videoON.gif");
		video_out = newImage("../gif/videoOFF.gif");
	    video_static = newImage("../gif/videoOFFStatic.gif");
		VR_over = newImage("../gif/VRON.gif");
		VR_out = newImage("../gif/VROFF.gif");
	    VR_static = newImage("../gif/VROFFStatic.gif");
		resources_over = newImage("../gif/resourcesON.gif");
		resources_out = newImage("../gif/resourcesOFF.gif");
	    resources_static = newImage("../gif/resourcesOFFStatic.gif");
		gallery_over = newImage("../gif/galleryON.gif");
		gallery_out = newImage("../gif/galleryOFF.gif");
	    gallery_static = newImage("../gif/galleryOFFStatic.gif");
		preloadFlag = true;
	}
}

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

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

ns4 = (document.layers)? true:false
ie4 = (document.all)? true:false

function load(page,thisLayer) {
	if (ns4) document[thisLayer].src = page
	else if (ie4) parent[thisLayer].document.location = page
}

function doClick(ev) {
	// Test if there is a link
	if (ev.target.href) {
		//Find Layer for the target
		var layer = document.layers[ev.target.target]
		// if exists, set source, else ignore
		if (layer) {
			layer.src = ev.target.href
			return false
			}
		}
	this.routeEvent(ev)
	return true
}

function hookupEvents(el) {
	el.captureEvents(Event.CLICK)
	el.onclick = doClick
}

var ieDHTML = document.all !=null
var nsDHTML = document.layers

function checkFrames() {
	var iframes = window.frames
	var numFrames = iframes.length
	for (var i=0; i < numFrames; i++) {
		var f = iframes[i]
		if ((f.document.readyState=="complete") && (f.document.cached==null)) {
			f.document.body.style.border = "none"
			// Make sure we find the IFrame element since the layer tag also has an ID
			// the same name as the IFrames name.
			var elFrame = document.all[f.name].tags("IFRAME")[0]
			elFrame.style.height = f.document.body.scrollHeight
			f.document.cached = true
		}
	}
	setTimeout("checkFrames()",100)
}

if (nsDHTML) {
	window.captureEvents(Event.CLICK)
	window.onclick = doClick
}

if (ieDHTML)
	checkFrames()
	
var expDays = 30;
var exp = new Date(); 
exp.setTime(exp.getTime() + (expDays*24*60*60*1000));

// this handles browsers with old DOMs which don't recognize document.getElementById()

if(document.all && !document.getElementById) {
	document.getElementById = function(id) {
		return document.all[id];
	}
}

function getCookieVal (offset) {  
var endstr = document.cookie.indexOf (";", offset);  
if (endstr == -1)    
endstr = document.cookie.length;  
return unescape(document.cookie.substring(offset, endstr));
}
function GetCookie (name) {  
var arg = name + "=";  
var alen = arg.length;  
var clen = document.cookie.length;  
var i = 0;  
while (i < clen) {    
var j = i + alen;    
if (document.cookie.substring(i, j) == arg)      
return getCookieVal (j);    
i = document.cookie.indexOf(" ", i) + 1;    
if (i == 0) break;   
}  
return null;
}
function SetCookie (name, value) {  
var argv = SetCookie.arguments;  
var argc = SetCookie.arguments.length;  
var expires = (argc > 2) ? argv[2] : null;  
var path = (argc > 3) ? argv[3] : null;  
var domain = (argc > 4) ? argv[4] : null;  
var secure = (argc > 5) ? argv[5] : false;  
document.cookie = name + "=" + escape (value) + 
((expires == null) ? "" : ("; expires=" + expires.toGMTString())) + 
((path == null) ? "" : ("; path=" + path)) +  
((domain == null) ? "" : ("; domain=" + domain)) +    
((secure == true) ? "; secure" : "");
}
function DeleteCookie (name) {  
var exp = new Date();  
exp.setTime (exp.getTime() - 1);  
var cval = GetCookie (name);  
document.cookie = name + "=" + cval + "; expires=" + exp.toGMTString();

}

function goToURL(newLocation) { 
  window.location = newLocation;
}
app = "I";

if(navigator.appName=="Netscape") {
	app = "N";
	}
	
if (app == "N") {
	doc_ref = "document.layers";style_ref="";
	}
else {
	doc_ref = "document.all";style_ref=".style";
	}

function checkForVRPlayerCookie() {
	var favorite = GetCookie('panoPlayer');

	if (favorite == null) {
		parent.top_frame.location='launchSetCookie.html';
		}
	}

function openVRPlayerWindow() {
	window.open('testCookie.html','playerChoiceWindow','toolbar=no,location=no,menubar=no,resizable=yes,status=no,scrollbar=yes,width=500,height=250,left=100,top=0');
	}
	
function openVRPlayerWindow2() {
	window.open('playerChoice.html','playerChoiceWindow','toolbar=no,location=no,menubar=no,resizable=yes,status=no,scrollbar=yes,width=500,height=250,left=100,top=0');
	}