/*****************************************************************************************************
*   name: overlay.js
*   description: used to control/process the creation of the EA Shopping Cart / EA Add to Cart overlay.
*   coded: christopher volz @ Surly Burro
******************************************************************************************************/

/****************************************
* Add Onload Functions to init Array
****************************************/
initArray[initArray.length] = updateGUSCartQty;

/****************************************
* Objects 
****************************************/


function product(name, id, platform, thumbnail, productType, releaseDate, preorderEnabled, purchaseEnabled, isOrderable, deliveryMethod, price, language ) {
    this.name = name;
    this.id = id;
    this.platform = platform;
    this.thumbnail = thumbnail;
    this.productType = productType;
    this.releaseDate = releaseDate;
    this.preorderEnabled = preorderEnabled;
    this.purchaseEnabled = purchaseEnabled;
	this.isOrderable = isOrderable;
    this.deliveryMethod = deliveryMethod;
    this.price = price;
    this.language = language;
}

function error( id, err ) {
	this.id = id;
	this.error = err;
}

function widthHeight() {
	this.width = 0;
	this.height = 0;
}

var prodArray = new Array();
var errorArray = new Array();
var addToCartArray = new Array();
var drCurrentOverlay = "";

var moo = false;
var utilsXML = false;

if( typeof xmlDocs == "undefined" ) {
	var xmlDocs = new Array();
}

/****************************************
* XML Processing Methods
****************************************/

function loadOverlayData( args ) {

	var mooAjax = null;
    gameName = formatGameTitle( args );
    
    // change to ea URL during integration
    if(!xmlDocs[drCurrentOverlay]) {
		if(utilsXML) loadXMLDoc("/service/digitalriver/skud-data/"+gameNamedrCurrentOverlay,handleXMLresponse, overlayXMLWait);
		if(moo) mooAjax = new Ajax("/service/digitalriver/skud-data/"+gameName, {method: "get", onComplete: handleXMLresponse}).request();
    } else {
		handleXMLresponse();
	}

    return;
    
}


function handleXMLresponse(text, xml) {
	
	var skudxml = "";

	// detect errors
    if( (utilsXML && !xmlDocs[drCurrentOverlay]) || (moo && xml == null) ) {
		drSurfaceError();
		return;
	}

	// get xml
	if( moo && xml != null ) {
		skudxml = xml; // second argument == moo Ajax response XML
	}

	if( utilsXML && xmlDocs[drCurrentOverlay] ) {
		var skudxml = xmlDocs[drCurrentOverlay].xml;
	}

	// last chance to detect errors
    if(!skudxml) {
		drSurfaceError();
		return;
	}

	parseXML(skudxml);
	return;
}

function parseXML(xml) {

    var skudxml = xml;
	var products = new Array();
    var productNodes = skudxml.getElementsByTagName("product");

   // process the XML
	for(i=0;i<productNodes.length;i++) {
   
		var na = "", id = "", pl = "", th = "", pt = "", re = "", isO = "", pr = "", pu = "", de = "", price = "", err = ""; 
		var la = new Array();
   
		for(j=0;j<productNodes[i].childNodes.length;j++) {
   
			switch( productNodes[i].childNodes[j].nodeName ) {
				case "name":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					na = getNode(productNodes[i].childNodes[j]);
				}
				break;
			case "id":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					id = getNode(productNodes[i].childNodes[j]);
				}
			  	break;
			case "platform":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
				  	pl = getNode(productNodes[i].childNodes[j]);
				}
			  	break;
			case "thumbnail":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					th = getNode(productNodes[i].childNodes[j]);
				}
				break;
			case "productType":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					pt = getNode(productNodes[i].childNodes[j]);
				}
				break;
			case "releaseDate":
			  	if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					re = getNode(productNodes[i].childNodes[j]);
			  	}
			  	break;
			case "EADMReleaseDate":
			  	if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					re = getNode(productNodes[i].childNodes[j]);
			  	}
			  	break;
			case "EADMDownloadDate":
			  	if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					re = getNode(productNodes[i].childNodes[j]);
			  	}
			  	break;
			case "preorderEnabled":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					pr = getNode(productNodes[i].childNodes[j]);
				}
				break;
			case "isOrderable":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					isO = getNode(productNodes[i].childNodes[j]);
				}
				break;
			case "retailPrice":
			  	if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					price = getNode(productNodes[i].childNodes[j]);
			  	}
			  	break;
			case "language":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					la.push( getNode(productNodes[i].childNodes[j]) );
				}
				break;
			case "error":
				if( getNode(productNodes[i].childNodes[j]) != null || getNode(productNodes[i].childNodes[j]) != "undefined" ) {
					err += getNode(productNodes[i].childNodes[j]) + " / ";
				}
				break;
			}
		}
   
		if( err == "" ) {
			var p = new product(na,id,pl,th,pt,re,pr,pu,isO,de,price,la);
			products.push(p);
	        } else {
	        	var e = new error(id, err);
	        	errorArray.push(e);
	        }
   
   
	}

	prodArray = products;
	populateOverlay();

   return;
}

function overlayXMLWait() {
    return;
}



/****************************************
* Output Methods
****************************************/

function populateOverlay() {

	// check to make sure there is product data
	if( prodArray.length <= 0 ) {
        drSurfaceError();
		return;
	}


	var skform = document.getElementById("skudform");
	var skudthumb = document.getElementById("skudthumb");
	var oc = document.getElementById("drOverlaycontent");

	removeLoading();	// check to see if loading bar still exists
	
	if( !skudthumb ) {
		try {
			skudthumb = document.createElement('<div id="skudthumb">');
		} catch( e ) {
			skudthumb = document.createElement("div");
			skudthumb.setAttribute("id", "skudthumb");
		}
		
		oc.appendChild(skudthumb);
	}
	
	if( !skform ) {
		try {
			skform = document.createElement('<div id="skudform">');
		} catch( e ) {
			skform = document.createElement("div");
			skform.setAttribute("id", "skudform");
		}
		
		oc.appendChild(skform);

	} else {
		removeChildren( skform ); // remove any child nodes
	}
	
	var p = prodArray[0];

	createThumbnail( p );	// create product thumbnail
	
	str = "Before we can add <span class='name'>" + p.name + "</span> to your cart, please make the following selection:";
	changeInfoBanner( str );	// populate the Info Banner
	changeOverlayState(0);
	
	return;

}

				
function createPlatformSelector() {

	div = document.getElementById("skudform");
	
	// create the platform heading
	strong = document.createElement("strong");
	strong.setAttribute('id', 'skudplat');
	strong.innerHTML = "Platform:"
	div.appendChild(strong);
	
		var opt;
		var sel;
		var hasDigitalProductBeenCreated = false;	// to aggregate all digital products under 1 heading
		
		try {
			sel = document.createElement('<select name="platform" id="skud_platform" onchange="changePlatform(this);">');
		} catch( e ) {
			sel = document.createElement("select");
			sel.setAttribute("name", "platform");
			sel.setAttribute("id", "skud_platform");
			sel.setAttribute("onchange", "changePlatform(this)");
		}
	
		// add options to the drop down box
		for(i=0;i<prodArray.length; i++) {
			if( prodArray[i].isOrderable.toUpperCase() == "TRUE" ) {
				opt = document.createElement("option");
				opt.setAttribute('value', prodArray[i].id);
				if( prodArray[i].productType.toUpperCase() == "BESLDD" || prodArray[i].productType.toUpperCase() == "BESLNOACTIVATEDD" )  {
					if( !hasDigitalProductBeenCreated ) {
						//opt.innerHTML = prodArray[i].platform + " (Download) - $" + prodArray[i].price;
						opt.innerHTML = prodArray[i].platform + " (Download)";
						sel.appendChild(opt);	// append to select list
						hasDigitalProductBeenCreated = true;
					}
				} else {
					opt.innerHTML = prodArray[i].platform + " - $" + prodArray[i].price;
					sel.appendChild(opt);	// append to select list
				}
			}
		}
	
		// append to div
		div.appendChild(sel);
	
	// if first product is Digital add language selector
	if( prodArray[0].productType.toUpperCase() == "BESLDD" || prodArray[0].productType.toUpperCase() == "BESLNOACTIVATEDD" ) createLanguageSelector();
	
	return;
	
}


function createLanguageSelector() {

	var digProds = new Array();
	var div = document.getElementById("skudform");
	var sk = document.getElementById("skud_platform");
	var pid;
	if( sk != null ) {
		pid = sk.value;
	}

	// get all digital products
	for( i=0;i<prodArray.length;i++) {
		if( prodArray[i].productType.toUpperCase() == "BESLDD" || prodArray[i].productType.toUpperCase() == "BESLNOACTIVATEDD" ) {
			digProds.push(prodArray[i]);
		}
	}

	
	// create the language heading
	strong = document.createElement("strong");
	strong.setAttribute('id', 'skudlang');
	strong.innerHTML = "Language:"
	div.appendChild(strong);

	for(i=0;i<digProds.length;i++) {
		digProds[i].language = sanitizeLanguages(digProds[i].language);
	}

		
		var opt;
		var sel;
		
		try {
			sel = document.createElement('<select name="language" id="skudlang_sel" onchange="changeLanguage(this);">');
		} catch( e ) {
			sel = document.createElement("select");
			sel.setAttribute("name", "language");
			sel.setAttribute("id", "skudlang_sel");
			sel.setAttribute("onchange", "changeLanguage(this)");
		}

		for(i=0;i<digProds.length;i++) {
			p = digProds[i];
			for(j=0;j<p.language.length;j++) {
				opt = document.createElement("option");
				opt.setAttribute('value', p.id);
				opt.innerHTML = p.language[j] + " - $" + prodArray[i].price;
				sel.appendChild(opt);
			}
		}
		div.appendChild(sel);


	// make sure platform selector is initialized to the correct pid
	var plat_sel = document.getElementById("skud_platform");
	var lang_sel = document.getElementById("skudlang_sel");
	plat_sel.options[plat_sel.selectedIndex].value = lang_sel.options[lang_sel.selectedIndex].value;


	return;

}



function createThumbnail(prodObj) {

	var div = document.getElementById("skudthumb");
	var img;
	
	
	removeChildren( div );	// remove any child nodes
	
	img = document.createElement("img");
	img.setAttribute("src", prodObj.thumbnail);
	img.setAttribute("id", "skudplatthumb");
	img.setAttribute("border", "0");
	img.setAttribute("alt", prodObj.name );
	div.appendChild(img);

	return;
}

function createInfoBanner(){

	var par = document.getElementById("drOverlaycontent");
	var info = document.createElement("div");

	info.setAttribute("id", "drInfobanner");
	par.appendChild(info);

	return;
}

function createLoadingBar() {
id="drLoading"
	var elm = document.getElementById("drOverlaycontent");
	var div = null;
	var heading = null;
	var img = null;
	
	try {
		div = document.createElement('<div id="drLoading">');
		heading = document.createElement('<h2>');
		img = document.createElement('<img src="http://images.ea.com/digitalriver/loadingAnimation.gif" id="loadingImg" alt="Loading" border="0" width="208" height="13">');
	} catch( e ) {
		div = document.createElement("div");
		div.setAttribute("id", "drLoading");

		heading = document.createElement("h2");

		img = document.createElement("img");
		img.setAttribute("src", "http://images.ea.com/digitalriver/loadingAnimation.gif");
		img.setAttribute("id", "loadingImg");
		img.setAttribute("alt", "Loading");
		img.setAttribute("width", "208");
		img.setAttribute("height", "13");
		img.setAttribute("border", "0");
	}

	heading.innerHTML = "Loading:";

	div.appendChild(heading);
	div.appendChild(img);
	elm.appendChild(div);

	return;
}


function createAddToCartButton() {

	var elm = document.getElementById("skudform");
	var button = null;
	
	try {
		button = document.createElement('<img src="http://images.ea.com/digitalriver/product_detail_overlay_14.png" id="drCartButton" onclick="drAddToCart();">');
	} catch( e ) {
		button = document.createElement("img");
		button.setAttribute("src","http://images.ea.com/digitalriver/product_detail_overlay_14.png");
		button.setAttribute("id", "drCartButton");
		button.setAttribute("onclick", "drAddToCart()");
	}
	
	elm.appendChild(button);

}


function drSurfaceError() {
	var par = document.getElementById("drOverlaycontent");
	var errMessage = "";
	removeChildren( par );

	errMessage = "Sorry, an error has been encountered.   Please go to the <a href='http://eastore.ea.com'>EA STORE</a> directly to purchase your game";

	var div = null;

	try {
		div = document.createElement('<div id="drErrorMessage">');
	} catch( e ) {
		div = document.createElement("div");
		div.setAttribute("id","drErrorMessage");
	}

	div.innerHTML = errMessage;
	par.appendChild(div);

	return;

}

/****************************************
* Change Functions
****************************************/

function changeOverlayState( flow ) {

	if( flow == 0 ) {	// initialization
		createPlatformSelector();
		createAddToCartButton();
	} else if( flow == 1 ) {	// digital product selected from platform
		removeAddToCart();
		removeLanguageSelector();
		createLanguageSelector();
		createAddToCartButton();
	} else if( flow == 2 ){ 	// physical product selected from platform
		removeLanguageSelector();
	}

	return;

}

function changeInfoBanner( msg ) {

	var elm = document.getElementById("drInfobanner");
	elm.innerHTML = msg;
	return;

}

function removeDeliveryMethodChildren() {
	div = document.getElementById("skudform");
	removeChildren( div );
	return;
}

function removePlatformSelector() {
	var div = document.getElementById("skudform");
	var title = document.getElementById("skudplat");
	var sel = document.getElementById("skud_platform");
	
	if( title != null && sel != null ) {
		div.removeChild(title);
		div.removeChild(sel);
	}
	
	return;
}

function removeLanguageSelector() {
	var div = document.getElementById("skudform");
	var title = document.getElementById("skudlang");
	var sel = document.getElementById("skudlang_sel");
	
	if( title != null && sel != null) {
		div.removeChild(title);
		div.removeChild(sel);
	}
	
	return;
}


function removeAddToCart() {
	var div = document.getElementById("skudform");
	var but = document.getElementById("drCartButton");
	
	if( but != null ) {
		div.removeChild(but);
	}
	
	return;
}


function drAddToCart() {
	
	var pid = "";
	var pLang = "";
	
	var sk = null;
	var skLang = null;
	
	sk = document.getElementById("skud_platform");
	skLang = document.getElementById("skudlang_sel");
	
	if( sk != null) {
		pid = sk.value;
	}
	
	if( pid != "" ) {
		loadXMLDoc("/framework/digitalriver/store_cart_items.jsp?prodid="+pid+pLang,"dr_addtocart",drAddToCartReady, drAddToCartWait); 
	}
	
	return;
	
}

function drAddToCartReady() {
	if(!xmlDocs["dr_addtocart"])
		return;

	updateGUSCartQty();	// update cart qty in GUS
	
	var pid = document.getElementById("skud_platform").value; 
	var p = getCurrentProduct( pid );
	var msg = "<span class='name'>" + p.name + "</span> has been added to your cart.";
	changeInfoBanner( msg );
	
	thumb = document.getElementById("skudthumb");
	skform = document.getElementById("skudform");
	
	elm = document.getElementById("drOverlaycontent");
	elm.removeChild(thumb);
	elm.removeChild(skform);
	
	var cont_shopping, checkout = null;
	
	try {
		cont_div = document.createElement('<div id="checkout_container">');
		cont_shopping = document.createElement('<img src="http://images.ea.com/digitalriver/continue_shopping.gif" alt="" border="0" id="dr_img_cont_shopping" onclick="javascript:drClose()"/>');
		checkout = document.createElement('<img src="http://images.ea.com/digitalriver/checkout.gif" alt="" border="0" id="dr_img_checkout" onclick="javascript:drCheckout()"/>');
	} catch( e ) {
		cont_div = document.createElement("div");
		cont_div.setAttribute("id", "checkout_container");
	
		cont_shopping = document.createElement("img");
		cont_shopping.setAttribute("src", "http://images.ea.com/digitalriver/continue_shopping.gif");
		cont_shopping.setAttribute("border", "0");
		cont_shopping.setAttribute("alt", "");
		cont_shopping.setAttribute("id", "dr_img_cont_shopping");
		cont_shopping.setAttribute("onclick", "drClose()");
		
		checkout = document.createElement("img");
		checkout.setAttribute("src", "http://images.ea.com/digitalriver/checkout.gif");
		checkout.setAttribute("border", "0");
		checkout.setAttribute("alt", "");
		checkout.setAttribute("id", "dr_img_checkout");
		checkout.setAttribute("onclick", "drCheckout()");
	}
	
	cont_div.appendChild(cont_shopping);
	cont_div.appendChild(checkout);
	
	elm.appendChild(cont_div);
	
	return;
}

function drAddToCartWait() {
	return;
}


function drBuyNow( gameName ) {

	var bodyelm = document.getElementsByTagName("body")[0];
	var overlaybg = document.getElementById("drOverlay");
	var overlay = document.getElementById("dr");
	
	bodyelm.style.overflow = "hidden"; 	// get rid of the body scroll bars
	var wh = getWidthHeight(); 		// get width/height of viewable area
	
	overlaybg.style.width = wh.width;
	overlaybg.style.height = wh.height;
	
	var ow;
	var oh;
	
	// get overlay width, strip trailing "px"
	if (typeof overlay.currentStyle != 'undefined') { 
		ow = overlay.currentStyle["width"]; // for IE
		oh = overlay.currentStyle["height"]; // for IE
	} else { 
		ow = document.defaultView.getComputedStyle(overlay, "").getPropertyValue("width"); // for W3C DOM
		oh = document.defaultView.getComputedStyle(overlay, "").getPropertyValue("height"); // for W3C DOM
	}
	
	ow = ow.replace(/px/, "");
	oh = oh.replace(/px/, "");

       // verify Ajax code is present
	// check if Mootools is installed
	if( typeof MooTools != "undefined" ) {
		moo = true;
	}
	
	// check if UtilsXML is installed
	if( typeof loadXMLDoc == "function" ) {
		utilsXML = true;
	}

	// catch errors
	if( (!moo && !utilsXML) || (moo && typeof new Ajax().evalScripts != "function") ) {
		drSurfaceError();
	}
	
	overlay.style.left = (wh.width - ow) / 2 + "px";
	overlay.style.top = (wh.height - oh) / 2 + "px";
	
	overlaybg.style.visibility = (overlaybg.style.visibility == "visible") ? "hidden" : "visible";
	overlay.style.visibility = (overlay.style.visibility == "visible") ? "hidden" : "visible";

	//if( gameName != drCurrentOverlay ) {
	if(true) {
		drCurrentOverlay = gameName;
		par = document.getElementById("drOverlaycontent");
		info = document.getElementById("drInfobanner");
		removeChildren( par );

		//par.appendChild( info );
		createInfoBanner();
		createLoadingBar();
		loadOverlayData( arguments );
		return;
	}

	//loadOverlayData( arguments );

}

function drClose() {
	
	var bodyelm = document.getElementsByTagName("body")[0];
	var overlaybg = document.getElementById("drOverlay");
	var overlay = document.getElementById("dr");
	
	bodyelm.style.overflow = "auto"; // restore scroll bars
	
	overlaybg.style.visibility = (overlaybg.style.visibility == "visible") ? "hidden" : "visible";
	overlay.style.visibility = (overlay.style.visibility == "visible") ? "hidden" : "visible";
	
}


function changePlatform(t) { 
	var p = getCurrentProduct( t.value );
	
	if( p != null ) {
		createThumbnail( p );
		if( p.productType.toUpperCase() == "PHYSICAL" ) {
			changeOverlayState(2);
		}

		if( p.productType.toUpperCase() != "PHYSICAL" ) {
			changeOverlayState(1);
		}
	}
	
	return;
	
}


function changeLanguage(t) {
	var p = getCurrentProduct( t.value );

	if( p != null ){
		createThumbnail( p );
	}

	// add pid to platform option
	var plat_sel = document.getElementById("skud_platform");
	plat_sel.options[plat_sel.selectedIndex].value = t.value;

	return;
}


function drGetFromCartReady() {
	if(!xmlDocs["dr_getfromcart"])
		return;
		
	pidxml = xmlDocs["dr_getfromcart"].xml
	var productIds = pidxml.getElementsByTagName("pid");
	
	var query = "";
	
	for( i=0; i<productIds.length; i++ ) {
		if( getNode(productIds[i]) != null || getNode(productIds[i]) != "undefined" ) {
			query += "/productID."+getNode(productIds[i])+"/quantity.1";
		}
	}
	
	if( query != "" ) {
		drDoCheckout(query);
	}
}

function drGetFromCartWait() {
	return;
}

function drCheckout() {
	//http://eastore.ea.com/store/ea/en_US/AddItemsToRequisition/PRODID/quantity.1/ThemeID.718200
	loadXMLDoc("/framework/digitalriver/store_cart_items.jsp","dr_getfromcart",drGetFromCartReady, drGetFromCartWait);
	return;
}

function drDoCheckout( q ) {
	var o = getOmnitureValues();
	document.location = "http://eastore.ea.com/store/ea/en_US/AddItemsToRequisition" + q + "ThemeID.718200"+o;
	return;
}

function getOmnitureValues() {

	var ovalues = "";
	// the SBI way
    /*
	if( typeof window.s_ea == "undefined" ) return;
	if( typeof window.s_ea.eVar13.sssdmh != "undefined" ) ovalues += "&sssdmh="+s_ea.eVar13.sssdmh;
	if( typeof window.s_ea.campaign.sourceid != "undefined" ) ovalues += "&sourceid="+s_ea.eVar13.sourceid;
	if( typeof window.s_ea.eVar5.intcmp != "undefined" ) ovalues += "&intcmp="+s_ea.eVar13.intcmp;
    */

	// The MJ way
	if( window.s_ea == "" || s_ea == null || window.s_ea == "undefined" ) return;
	if( window.s_ea.eVar13.sssdmh != "" && window.s_ea.eVar13.sssdmh != null && window.s_ea.eVar13.sssdmh != "undefined" ) ovalues += "&sssdmh="+s_ea.eVar13.sssdmh;
	if( window.s_ea.campaign.sourceid != "" && window.s_ea.campaign.sourceid != null && window.s_ea.campaign.sourceid != "undefined" ) ovalues += "&sourceid="+s_ea.eVar13.sourceid;
	if( window.s_ea.eVar5 != "" && window.s_ea.eVar5 != null && window.s_ea.eVar5 != "undefined" ) ovalues += "&intcmp="+s_ea.eVar13.intcmp;
	

	return ovalues;
}

function updateGUSCartQty() {
	var elm = document.getElementById("drGusCartLink");
	if( elm == null ) return;
	loadXMLDoc("/framework/digitalriver/store_cart_items.jsp","dr_getfromcart",drGetCartQtyReady, drGetFromCartWait);
	return;
}


function drGetCartQtyReady() {
	if(!xmlDocs["dr_getfromcart"])
		return;

    var elm = document.getElementById("drGusCartLink");

	var pidxml = xmlDocs["dr_getfromcart"].xml
	var productIds = pidxml.getElementsByTagName("pid");
	var qty = productIds.length;

	if( qty > 0 ) elm.innerHTML = qty + " items";
	return;
}


/****************************************
* Utility Functions
****************************************/

function sanitizeLanguages( ar ) {

		var san = new Array();
		for(j=0;j<ar.length;j++) {
			var eq = false;
			for(k=0;k<san.length;k++) {
				if( ar[j] == san[k] ) eq = true;
			}
			if( !eq ) san.push( ar[j] );
		}
		if( ar.length != san.length && san.length > 0 ) ar = san;

	return ar;
}

function getWidthHeight() {

	var wh = new widthHeight();
	var x,y; 
	
	if (self.innerHeight) { 
		x = self.innerWidth; 
		y = self.innerHeight; 
	} else if (document.documentElement && document.documentElement.clientHeight) { 
		x = document.documentElement.clientWidth; 
		y = document.documentElement.clientHeight; 
	} else if (document.body) {
		x = document.body.clientWidth; 
		y = document.body.clientHeight; 
	}
	
	wh.width = x;
	wh.height = y;
	
	return wh;

}


function formatGameTitle( args ) {
	var gameTitle = "";
	
	for(i=0;i<args.length;i++) {
		gameTitle += args[i].replace(/ /g, "+");
		gameTitle += "/";
	}
	
	return gameTitle;
}


function getCurrentProduct( id ) {
	var p = null

	for(i=0;i<prodArray.length;i++) {
		if( prodArray[i].id == id ) {
			p = prodArray[i];
			break;
		}
	}
	
	return p;

}


function removeLoading() {
	var dl = document.getElementById("drLoading");
	var oc = document.getElementById("drOverlaycontent");
	if( dl != null && oc != null ) {
		oc.removeChild( dl );
	}
	return;
}


function removeChildren( elm ) {
	if( elm == null) return;
	while( elm.hasChildNodes() ) {
		elm.removeChild( elm.firstChild );
	}
	return;
}

function removeElement(p, c) {
	
	par = document.getElementById(p);
	chi = document.getElementById(c);

	if( par == null || chi == null ) return;
	
	par.removeChild(c);
	return;
}


function getNode(node) {

	var Node = ( typeof window.Node == "function" ) ? window.Node : getNodeDefinition();

	if (node && node.childNodes) {
	   for(var i=0; i < node.childNodes.length; i++) {
		   if(node.childNodes[i].nodeType == Node.TEXT_NODE || node.childNodes[i].nodeType == Node.CDATA_SECTION_NODE ) {
			   return node.childNodes[i].nodeValue;
			   break;
		   }
	   }
	}

}

function getNodeDefinition() {

		var Node = {
			ELEMENT_NODE : 1,
			ATTRIBUTE_NODE : 2,
			TEXT_NODE : 3,
			CDATA_SECTION_NODE : 4,
			ENTITY_REFERENCE_NODE : 5,
			ENTITIY_NODE : 6,
			PROCESSING_INSTRUCTION_NODE : 7,
			COMMENT_NODE : 8,
			DOCUMENT_NODE : 9,
			DOCUMENT_TYPE_NODE : 10,
			DOCUMENT_FRAGMENT_NODE : 11,
			NOTATION_NODE : 12
		}

		return Node;

}