/*
	Lightbox++ v1.0.1 (Initial Release)
	Modification by Justin Lyric - http://www.codefidelity.com
	Wednesday, July 4th, 2007 (Happy 4th!)
	
	For installation instructions and script updates, please visit:
	http://www.codefidelity.com/blog/?page_id=7
	
	Original Lightbox Script by Lokesh Dhakar
	http://www.huddletogether.com/projects/lightbox2/
	
	Still licensed under the Creative Commons Attribution 2.5 License - http://creativecommons.org/licenses/by/2.5/
	
	This script allows you to use the same Lightbox functionality that you're used to as well as 
	embed Flash movies.  

*/

/*

	Table of Contents
	-----------------
	Configuration
	Global Variables

	Extending Built-in Objects	
	- Object.extend(Element)
	- Array.prototype.removeDuplicates()
	- Array.prototype.empty()

	Lightbox Class Declaration
	- initialize()
	- updateElementList()
	- start()
	- changeElement()
	- resizeElementContainer()
	- showElement()
	- updateDetails()
	- updateNav()
	- enableKeyboardNav()
	- disableKeyboardNav()
	- keyboardAction()
	- preloadNeighborImages()
	- end()
	
	Miscellaneous Functions
	- getPageScroll()
	- getPageSize()
	- getKey()
	- listenKey()
	- showSelectBoxes()
	- hideSelectBoxes()
	- pause()
	- initLightbox()
	
	Function Calls
	- addLoadEvent(initLightbox)
	
*/


//
//	Configuration
//
var fileLoadingImage_swf = "typo3conf/ext/kj_imagelightbox2/lightbox/images/loading.gif";			// Loading image		

var fileBottomNavCloseText_swf = "Ansicht schließen";
var o=document.getElementsByTagName("meta");
for(var i=0;i<o.length;i++) {
 if(o[i].name.toLowerCase() == "content-language") {
 if(o[i].content.toLowerCase() == "de") {
 fileBottomNavCloseText_swf = "Ansicht schließen";
 } else {
 fileBottomNavCloseText_swf = "Close";
 }
 break;
 }
} 

var fallbackOverlayImage = "fileadmin/templates/images/overlay.png";			// Fallback overlay used with browsers that have opacity problems
var overlayOpacity = 0.8;									// Controls transparency of shadow overlay
var animate = true;											// Toggles resizing animations
var resizeSpeed = 7;										// Controls the speed of the image resizing animations (1=slowest and 10=fastest)
var borderSize = 0;										// If you adjust the padding in the CSS, you will need to update this variable
var flvPath = '';

//
//	Global Variables
//
var elementArray = new Array;
var activeElement;
var userAgent = navigator.userAgent.toLowerCase();

if(animate == true){
	overlayDuration = 0.2;	
	if(resizeSpeed > 10){ resizeSpeed = 10;}
	if(resizeSpeed < 1){ resizeSpeed = 1;}
	resizeDuration = (11 - resizeSpeed) * 0.15;
} else { 
	overlayDuration = 0;
	resizeDuration = 0;
}

//
//	Additional methods for Element added by SU, Couloir
//	- Further additions by Lokesh Dhakar (huddletogether.com)
//
Object.extend(Element, {
	getWidth: function(element) {
	   	element = $(element);
	   	return element.offsetWidth; 
	},
	setWidth: function(element,w) {
	   	element = $(element);
    	element.style.width = w +"px";
	},
	setHeight: function(element,h) {
   		element = $(element);
    	element.style.height = h +"px";
	},
	setTop: function(element,t) {
	   	element = $(element);
    	element.style.top = t +"px";
	},
	setSrc: function(element,src) {
    	element = $(element);
    	element.src = src; 
	},
	setHref: function(element,href) {
    	element = $(element);
    	element.href = href; 
	},
	setInnerHTML: function(element,content) {
		element = $(element);
		element.innerHTML = content;
	}
});

//
//	Extending built-in Array object
//	- array.removeDuplicates()
//	- array.empty()
//
Array.prototype.removeDuplicates = function () {
    for(i = 0; i < this.length; i++){
        for(j = this.length-1; j>i; j--){        
            if(this[i][0] == this[j][0]){
                this.splice(j,1);
            }
        }
    }
}

Array.prototype.empty = function () {
	for(i = 0; i <= this.length; i++){
		this.shift();
	}
}

//
//	Lightbox Class Declaration
//	- initialize()
//	- start()
//	- changeElement()
//	- resizeElementContainer()
//	- showElement()
//	- updateDetails()
//	- updateNav()
//	- enableKeyboardNav()
//	- disableKeyboardNav()
//	- keyboardNavAction()
//	- preloadNeighborImages()
//	- end()
//
//	Structuring of code inspired by Scott Upton (http://www.uptonic.com/)
//
var Lightbox_swf = Class.create();

Lightbox_swf.prototype = {
	
	// initialize()
	// Constructor runs on completion of the DOM loading. Calls updateElementList and then
	// the function inserts html at the bottom of the page which is used to display the shadow 
	// overlay and the image container.
	//
	initialize: function() {	
		
		this.updateElementList();

		// Code inserts html at the bottom of the page that looks similar to this:
		//
		//	<div id="overlay"></div>
		//	<div id="lightbox">
		//		<div id="outerImageContainer">
		//			<div id="imageContainer">
		//				<div id="lightboxcontent">
		//					<img id="lightboxmage">
		//					<div id="lightboxswf">
		//					</div>
		//				</div>
		//				<div style="" id="hoverNav">
		//					<a href="#" id="prevLink"></a>
		//					<a href="#" id="nextLink"></a>
		//				</div>
		//				<div id="loading">
		//					<a href="#" id="loadingLink">
		//						<img src="images/loading.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//		<div id="imageDataContainer">
		//			<div id="imageData">
		//				<div id="imageDetails">
		//					<span id="caption"></span>
		//					<span id="numberDisplay"></span>
		//				</div>
		//				<div id="bottomNav">
		//					<a href="#" id="bottomNavClose">
		//						<img src="images/close.gif">
		//					</a>
		//				</div>
		//			</div>
		//		</div>
		//	</div>


		var objBody_swf = document.getElementsByTagName("body").item(0);
		
		var objOverlay_swf = document.createElement("div");
		objOverlay_swf.setAttribute('id','overlay_swf');
		
		// The mozilla flavors on the mac, specifically Firefox and Camino have difficulties displaying flash over anything with dynamically generated opacity.
		// Here we're using the fallBackOverlayImage to alleviate this problem.    This is a semi-transparent png which is included with the script.
		if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1 || userAgent.indexOf('camino')!=-1) {
			objOverlay_swf.style.backgroundImage = 'url('+fallbackOverlayImage+')';
			objOverlay_swf.style.backgroundRepeat = 'repeat';
		}else{
			objOverlay_swf.style.backgroundColor = '#000000';
		}
		objOverlay_swf.style.display = 'none';
		objOverlay_swf.onclick = function() { myLightbox_swf.end(); }
		objBody_swf.appendChild(objOverlay_swf);
		
		var objLightbox_swf = document.createElement("div");
		objLightbox_swf.setAttribute('id','lightbox_swf');
		objLightbox_swf.style.display = 'none';
		objLightbox_swf.onclick = function(e) {
			if (!e) var e = window.event;
			var clickObj = Event.element(e).id;
			if ( clickObj == 'lightbox_swf') {
				myLightbox_swf.end();
			}
		};
		objBody_swf.appendChild(objLightbox_swf);
		

		var objImageDataContainer_swf = document.createElement("div");
		objImageDataContainer_swf.setAttribute('id','imageDataContainer_swf');
		objLightbox_swf.appendChild(objImageDataContainer_swf);

		var objImageData_swf = document.createElement("div");
		objImageData_swf.setAttribute('id','imageData_swf');
		objImageDataContainer_swf.appendChild(objImageData_swf);
	
		var objImageDetails_swf = document.createElement("div");
		objImageDetails_swf.setAttribute('id','imageDetails_swf');
		objImageData_swf.appendChild(objImageDetails_swf);
	
		var objCaption_swf = document.createElement("span");
		objCaption_swf.setAttribute('id','caption_swf');
		objImageDetails_swf.appendChild(objCaption_swf);
	
		var objNumberDisplay_swf = document.createElement("span");
		objNumberDisplay_swf.setAttribute('id','numberDisplay_swf');
		objImageDetails_swf.appendChild(objNumberDisplay_swf);
		
		var objBottomNav_swf = document.createElement("div");
		objBottomNav_swf.setAttribute('id','bottomNav_swf');
		objImageData_swf.appendChild(objBottomNav_swf);
	
		var objBottomNavCloseLink_swf = document.createElement("a");
		objBottomNavCloseLink_swf.setAttribute('id','bottomNavClose_swf');
		objBottomNavCloseLink_swf.setAttribute('href','#');
		objBottomNavCloseLink_swf.onclick = function() { myLightbox_swf.end(); return false; }
		objBottomNavCloseLink_swf.innerHTML = fileBottomNavCloseText_swf;
		objBottomNav_swf.appendChild(objBottomNavCloseLink_swf);	
	
		var objOuterImageContainer_swf = document.createElement("div");
		objOuterImageContainer_swf.setAttribute('id','outerImageContainer_swf');
		objLightbox_swf.appendChild(objOuterImageContainer_swf);

		// When Lightbox starts it will resize itself from 250 by 250 to the current image dimension.
		// If animations are turned off, it will be hidden as to prevent a flicker of a
		// white 250 by 250 box.
		if(animate){
			Element.setWidth('outerImageContainer_swf', 250);
			Element.setHeight('outerImageContainer_swf', 250);			
		} else {
			Element.setWidth('outerImageContainer_swf', 1);
			Element.setHeight('outerImageContainer_swf', 1);			
		}

		var objImageContainer_swf = document.createElement("div");
		objImageContainer_swf.setAttribute('id','imageContainer_swf');
		objOuterImageContainer_swf.appendChild(objImageContainer_swf);
		
		var objContent_swf = document.createElement("div");
		objContent_swf.setAttribute('id','lightboxcontent_swf');
		objImageContainer_swf.appendChild(objContent_swf);
	
		var objLightboxImage_swf = document.createElement("img");
		objLightboxImage_swf.setAttribute('id','lightboximage_swf');
		objLightboxImage_swf.style.display = 'none';
		objContent_swf.appendChild(objLightboxImage_swf);
		
		objLightboxSwf = document.createElement("div");
		objLightboxSwf.setAttribute('id','lightboxswf');
		objLightboxSwf.style.position = 'relative';
		objLightboxSwf.style.zIndex = 101; // Safari
		objLightboxSwf.style.display = 'none';
		objContent_swf.appendChild(objLightboxSwf);
		
		var objHoverNav_swf = document.createElement("div");
		objHoverNav_swf.setAttribute('id','hoverNav_swf');
		objImageContainer_swf.appendChild(objHoverNav_swf);
	
		var objPrevLink_swf = document.createElement("a");
		objPrevLink_swf.setAttribute('id','prevLink_swf');
		objPrevLink_swf.setAttribute('href','#');
		objHoverNav_swf.appendChild(objPrevLink_swf);
		
		var objNextLink_swf = document.createElement("a");
		objNextLink_swf.setAttribute('id','nextLink_swf');
		objNextLink_swf.setAttribute('href','#');
		objHoverNav_swf.appendChild(objNextLink_swf);
	
		var objLoading_swf = document.createElement("div");
		objLoading_swf.setAttribute('id','loading_swf');
		objImageContainer_swf.appendChild(objLoading_swf);
	
		var objLoadingLink_swf = document.createElement("a");
		objLoadingLink_swf.setAttribute('id','loadingLink_swf');
		objLoadingLink_swf.setAttribute('href','#');
		objLoadingLink_swf.onclick = function() { myLightbox_swf.end(); return false; }
		objLoading_swf.appendChild(objLoadingLink_swf);
	
		var objLoadingImage_swf = document.createElement("img");
		objLoadingImage_swf.setAttribute('src', fileLoadingImage_swf);
		objLoadingLink_swf.appendChild(objLoadingImage_swf);


	},


	//
	// updateElementList()
	// Loops through anchor tags looking for 'lightbox' references and applies onclick
	// events to appropriate links. You can rerun after dynamically adding images w/ajax.
	//
	updateElementList: function() {	
		if (!document.getElementsByTagName){ return; }

		//start
		var aFlvLinks = $$('#content a[href$=FLV], #content a[href$=flv]');
    aFlvLinks = $A(aFlvLinks);
	  aFlvLinks.each(function(aFlvLink){
	  aFlvLink.onclick = function () {myLightbox_swf.start(this); return false;}
	  });
	  //end
	},
	
	
	//
	//	start()
	//	Display overlay and lightbox. If element is part of a set, add siblings to elementArray.
	//
	start: function(elementLink) {	

		hideSelectBoxes();		
		hideFlash();
		
		// stretch overlay to fill page and fade in
		var arrayPageSize = getPageSize();
		Element.setWidth('overlay_swf', arrayPageSize[0]);
		Element.setHeight('overlay_swf', arrayPageSize[1]);
		
		// Again, if the user is on a Mac and has a Mozilla flavor browser, we can't use dynamically generated opacity or you will experience problems with the Flash movies.
		if (userAgent.indexOf('mac') != -1 && userAgent.indexOf('firefox')!=-1 || userAgent.indexOf('camino')!=-1) {
			Element.show('overlay_swf');
		}else{ // Non-Mac, carry on as usual.
			new Effect.Appear('overlay_swf', { duration: overlayDuration, from: 0.0, to: overlayOpacity });
		}

		elementArray = [];
		elementNum = 0;		

		if (!document.getElementsByTagName){ return; }
		var anchors = document.getElementsByTagName(elementLink.tagName);
		
    if(elementLink.getAttribute('href').endsWith('flv') || elementLink.getAttribute('href').endsWith('FLV')) {
      elementArray.push(new Array(flvPlayer, elementLink.getAttribute('href'), flvWidth, flvHeight));
		}

		// Calculate top and left offset for the lightbox 
		var arrayPageScroll = getPageScroll();
		var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 10);
		var lightboxLeft = arrayPageScroll[0];
		Element.setTop('lightbox_swf', lightboxTop);
		//Element.setLeft('lightbox_swf', lightboxLeft);
		
		Element.show('lightbox_swf');
		
		this.changeElement(elementNum);
	},

	//
	//	changeElement()
	//	Hide most elements and preload image in preparation for resizing the element container.
	//
	changeElement: function(elementNum) {	
		
		activeElement = elementNum;	// Update global var

		// Hide elements during transition
		if(animate){ Element.show('loading_swf');}
		Element.hide('lightboximage_swf');
		Element.hide('lightboxswf');
		Element.hide('hoverNav_swf');
		Element.hide('prevLink_swf');
		Element.hide('nextLink_swf');
		Element.hide('imageDataContainer_swf');
		Element.hide('numberDisplay_swf');		
		
		if (elementArray[activeElement][0].endsWith('swf')){ // SWF
			// No preloading needed here, if a preloader is needed for the Flash movie, it should be built into said Flash movie.
			myLightbox_swf.resizeElementContainer(parseInt(elementArray[activeElement][2]), parseInt(elementArray[activeElement][3]))
		}else{
		
			imgPreloader = new Image();
		
			// Once image is preloaded, resize image container
			imgPreloader.onload=function(){
				Element.setSrc('lightboximage_swf', elementArray[activeElement][0]);
				myLightbox_swf.resizeElementContainer(imgPreloader.width, imgPreloader.height);
			
				imgPreloader.onload=function(){};	//	Clear onLoad, IE behaves irratically with animated gifs otherwise 
			}
			imgPreloader.src = elementArray[activeElement][0];
		}
	},

	//
	//	resizeElementContainer()
	//
	resizeElementContainer: function(elementWidth, elementHeight) {

		// Get current width and height
		this.widthCurrent = Element.getWidth('outerImageContainer_swf');
		this.heightCurrent = Element.getHeight('outerImageContainer_swf');

		// Get new width and height
		var widthNew = (elementWidth  + (borderSize * 2));
		var heightNew = (elementHeight  + (borderSize * 2));

		// Scalars based on change from old to new
		this.xScale = ( widthNew / this.widthCurrent) * 100;
		this.yScale = ( heightNew / this.heightCurrent) * 100;

		// Calculate size difference between new and old image, and resize if necessary
		wDiff = this.widthCurrent - widthNew;
		hDiff = this.heightCurrent - heightNew;

		if(!( hDiff == 0)){ new Effect.Scale('outerImageContainer_swf', this.yScale, {scaleX: false, duration: resizeDuration, queue: 'front'}); }
		if(!( wDiff == 0)){ new Effect.Scale('outerImageContainer_swf', this.xScale, {scaleY: false, delay: resizeDuration, duration: resizeDuration}); }

		// If new and old image/SWF are same size and no scaling transition is necessary, 
		// Do a quick pause to prevent image flicker.
		if((hDiff == 0) && (wDiff == 0)){
			if (navigator.appVersion.indexOf("MSIE")!=-1){ pause(250); } else { pause(100);} 
		}

		Element.setHeight('prevLink_swf', elementHeight);
		Element.setHeight('nextLink_swf', elementHeight);
		Element.setWidth('imageDataContainer_swf', widthNew);
		
		this.showElement();
	},
	
	//
	//	showElement()
	//	Display image or SWF and begin preloading neighbors (if image).
	//
	showElement: function(){
		Element.hide('loading_swf');
    if(elementArray[activeElement][1].endsWith('flv') || elementArray[activeElement][1].endsWith('FLV')) {
      // Since the activeElement is a SWF, hide the image element.
			$('lightboximage_swf').style.display = 'none';
			// Setup the proper object and embed tags in the SWF div.  The following is a basic set of object and embed tags, edit as you see fit.
			var obj = $('lightboxswf');
			
			var Sys = {};
      var ua = navigator.userAgent.toLowerCase();
      var s;
      (s = ua.match(/msie ([\d.]+)/)) ? Sys.ie = s[1] : 0;
   
			if(document.uniqueID && Sys.ie != '8.0'){
        flvPath = elementArray[activeElement][1];
			} else {
        flvPath = "http://"+location.host+"/" + elementArray[activeElement][1];
			}			
			obj.innerHTML = "<object  type=\"application/x-shockwave-flash\" width=\""+elementArray[activeElement][2]+"\" height=\""+elementArray[activeElement][3]+"\" data=\""+elementArray[activeElement][0]+"\" >" +
				"<param name=\"movie\" value=\""+elementArray[activeElement][0]+"\"/>" +
				"<param name=\"quality\" value=\"high\" />" +
				"<param name=\"loop\" value=\"true\" />" +
				"<param name=\"allowscriptaccess\" value=\"always\" />" +
				"<param name=\"wmode\" value=\"transparent\" />" +
				"<param name=\"bgcolor\" value=\"#000000\" />" +
				"<param name=\"FlashVars\" value=\"url="+flvPath+"\"/>" +
				"</object>";
			new Effect.Appear('lightboxswf', {  duration: resizeDuration, queue: 'end', from: 0.0, to: 100, afterFinish: function(){ myLightbox_swf.updateDetails(); } });
		}
	},

	//
	//	updateDetails()
	//	Display caption, image/SWF number, and bottom nav.
	//
	updateDetails: function() {
		// if caption is not null
		if(elementArray[activeElement][1]){
			Element.show('caption_swf');
			Element.setInnerHTML( 'caption_swf', elementArray[activeElement][1]);
		}
		
		//add
    Element.hide('caption_swf');
		
		// if image/SWF is part of set display 'Image/Movie x of x' 
		if(elementArray.length > 1){
			Element.show('numberDisplay');
			if(elementArray[activeElement][0].endsWith('swf')) { // SWF
				Element.setInnerHTML( 'numberDisplay_swf', "Movie " + eval(activeElement + 1) + " of " + elementArray.length);
			}else{ // Image
				Element.setInnerHTML( 'numberDisplay_swf', "Image " + eval(activeElement + 1) + " of " + elementArray.length);			
			}
		}

		new Effect.Parallel(
			[ new Effect.SlideDown( 'imageDataContainer_swf', { sync: true, duration: resizeDuration, from: 0.0, to: 1.0 }), 
			  new Effect.Appear('imageDataContainer_swf', { sync: true, duration: resizeDuration }) ], 
			{ duration: resizeDuration, afterFinish: function() {
        $('imageDataContainer_swf').setStyle('opacity: 1');
				// Update overlay size and update nav
				var arrayPageSize = getPageSize();
				Element.setHeight('overlay_swf', arrayPageSize[1]);
				myLightbox_swf.updateNav();
				}
			} 
		);
	},

	//
	//	updateNav()
	//	Display appropriate previous and next hover navigation.
	//
	updateNav: function() {

		Element.show('hoverNav_swf');				

		// If not first image in set, display prev image button
		if(activeElement != 0){
			Element.show('prevLink_swf');
			document.getElementById('prevLink_swf').onclick = function() {
				myLightbox_swf.changeElement(activeElement - 1); return false;
			}
		}

		// If not last image in set, display next image button
		if(activeElement != (elementArray.length - 1)){
			Element.show('nextLink_swf');
			document.getElementById('nextLink_swf').onclick = function() {
				myLightbox_swf.changeElement(activeElement + 1); return false;
			}
		}
		
		this.enableKeyboardNav();
	},

	//
	//	enableKeyboardNav()
	//
	enableKeyboardNav: function() {
		document.onkeydown = this.keyboardAction; 
	},

	//
	//	disableKeyboardNav()
	//
	disableKeyboardNav: function() {
		document.onkeydown = '';
	},

	//
	//	keyboardAction()
	//
	keyboardAction: function(e) {
		if (e == null) { // ie
			keycode = event.keyCode;
			escapeKey = 27;
		} else { // Mozilla
			keycode = e.keyCode;
			escapeKey = e.DOM_VK_ESCAPE;
		}

		key = String.fromCharCode(keycode).toLowerCase();
		
		if((key == 'x') || (key == 'o') || (key == 'c') || (keycode == escapeKey)){	// Close lightbox
			myLightbox_swf.end();
		} else if((key == 'p') || (keycode == 37)){	// Display previous image/SWF
			if(activeElement != 0){
				myLightbox_swf.disableKeyboardNav();
				myLightbox_swf.changeElement(activeElement - 1);
			}
		} else if((key == 'n') || (keycode == 39)){	// Display next image/SWF
			if(activeElement != (elementArray.length - 1)){
				myLightbox_swf.disableKeyboardNav();
				myLightbox_swf.changeElement(activeElement + 1);
			}
		}

	},

	//
	//	preloadNeighborImages()
	//	Preload previous and next images.
	//
	preloadNeighborImages: function(){

		if((elementArray.length - 1) > activeElement){
			preloadNextImage = new Image();
			preloadNextImage.src = elementArray[activeElement + 1][0];
		}
		if(activeElement > 0){
			preloadPrevImage = new Image();
			preloadPrevImage.src = elementArray[activeElement - 1][0];
		}
	
	},

	//
	//	end()
	//
	end: function() {
		this.disableKeyboardNav();
		var obj = $('lightboxswf');
		obj.innerHTML = "";
		Element.hide('lightbox_swf');
		new Effect.Fade('overlay_swf', { duration: overlayDuration});
		showSelectBoxes();
		//showFlash();
	}
}

//
// getPageScroll()
// Returns array with x,y page scroll values.
// Core code from - quirksmode.com
//
function getPageScroll(){

	var xScroll, yScroll;

	if (self.pageYOffset) {
		yScroll = self.pageYOffset;
		xScroll = self.pageXOffset;
	} else if (document.documentElement && document.documentElement.scrollTop){	 // Explorer 6 Strict
		yScroll = document.documentElement.scrollTop;
		xScroll = document.documentElement.scrollLeft;
	} else if (document.body) {// all other Explorers
		yScroll = document.body.scrollTop;
		xScroll = document.body.scrollLeft;	
	}

	arrayPageScroll = new Array(xScroll,yScroll) 
	return arrayPageScroll;
}

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.com
// Edit for Firefox by pHaez
//
function getPageSize(){
	
	var xScroll, yScroll;
	
	if (window.innerHeight && window.scrollMaxY) {	
		xScroll = window.innerWidth + window.scrollMaxX;
		yScroll = window.innerHeight + window.scrollMaxY;
	} else if (document.body.scrollHeight > document.body.offsetHeight){ // all but Explorer Mac
		xScroll = document.body.scrollWidth;
		yScroll = document.body.scrollHeight;
	} else { // Explorer Mac...would also work in Explorer 6 Strict, Mozilla and Safari
		xScroll = document.body.offsetWidth;
		yScroll = document.body.offsetHeight;
	}
	
	var windowWidth, windowHeight;
	
//	console.log(self.innerWidth);
//	console.log(document.documentElement.clientWidth);

	if (self.innerHeight) {	// all except Explorer
		if(document.documentElement.clientWidth){
			windowWidth = document.documentElement.clientWidth; 
		} else {
			windowWidth = self.innerWidth;
		}
		windowHeight = self.innerHeight;
	} else if (document.documentElement && document.documentElement.clientHeight) { // Explorer 6 Strict Mode
		windowWidth = document.documentElement.clientWidth;
		windowHeight = document.documentElement.clientHeight;
	} else if (document.body) { // other Explorers
		windowWidth = document.body.clientWidth;
		windowHeight = document.body.clientHeight;
	}	
	
	// For small pages with total height less then height of the viewport
	if(yScroll < windowHeight){
		pageHeight = windowHeight;
	} else { 
		pageHeight = yScroll;
	}

//	console.log("xScroll " + xScroll)
//	console.log("windowWidth " + windowWidth)

	// For small pages with total width less then width of the viewport
	if(xScroll < windowWidth){	
		pageWidth = xScroll;		
	} else {
		pageWidth = windowWidth;
	}
//	console.log("pageWidth " + pageWidth)

	arrayPageSize = new Array(pageWidth,pageHeight,windowWidth,windowHeight) 
	return arrayPageSize;
}

//
// getKey(key)
// Gets keycode. If 'x' is pressed then it hides the lightbox.
//
function getKey(e){
	if (e == null) { // ie
		keycode = event.keyCode;
	} else { // mozilla
		keycode = e.which;
	}
	key = String.fromCharCode(keycode).toLowerCase();
	
	if(key == 'x'){
	}
}

// -----------------------------------------------------------------------------------

//
// listenKey()
//
function listenKey () {	document.onkeypress = getKey; }
	
// ---------------------------------------------------

function showSelectBoxes(){
	var selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "visible";
	}
}

// ---------------------------------------------------

function hideSelectBoxes(){
	var selects = document.getElementsByTagName("select");
	for (i = 0; i != selects.length; i++) {
		selects[i].style.visibility = "hidden";
	}
}

// ---------------------------------------------------

function showFlash(){
	var flashObjects = document.getElementsByTagName("object");
	for (i = 0; i < flashObjects.length; i++) {
		flashObjects[i].style.visibility = "visible";
	}

	var flashEmbeds = document.getElementsByTagName("embed");
	for (i = 0; i < flashEmbeds.length; i++) {
		flashEmbeds[i].style.visibility = "visible";
	}
}

// ---------------------------------------------------

function hideFlash(){
	var flashObjects = document.getElementsByTagName("object");
	for (i = 0; i < flashObjects.length; i++) {
		flashObjects[i].style.visibility = "hidden";
	}

	var flashEmbeds = document.getElementsByTagName("embed");
	for (i = 0; i < flashEmbeds.length; i++) {
		flashEmbeds[i].style.visibility = "hidden";
	}

}

//
// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
// Help from Ran Bar-On [ran2103@gmail.com]
//

function pause(ms){
	var date = new Date();
	curDate = null;
	do{var curDate = new Date();}
	while( curDate - date < ms);
}
/*
function pause(numberMillis) {
	var curently = new Date().getTime() + sender;
	while (new Date().getTime();	
}
*/
// ---------------------------------------------------
function initLightbox_swf() { myLightbox_swf = new Lightbox_swf(); }
Event.observe(window, 'load', initLightbox_swf, false);