/*
	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 = "/img/lightbox/loading.gif";				// Loading image		
var fileBottomNavCloseImage = "/img/lightbox/closelabel.gif";		// Close image
var fallbackOverlayImage = "/img/lightbox/overlay.png";			// Fallback overlay used with browsers that have opacity problems
var overlayOpacity = 0.5;									// 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 = 10;										// If you adjust the padding in the CSS, you will need to update this variable

//
//	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";
    },
    setLeft: function(element,l) {
        element = $(element);
        element.style.left = l +"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 = Class.create();

Lightbox.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();
                
        var objBody = document.getElementsByTagName("body").item(0);
		
        var objOverlay = document.createElement("div");
        objOverlay.setAttribute('id','overlay');
		
        // 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.style.backgroundImage = 'url('+fallbackOverlayImage+')';
            objOverlay.style.backgroundRepeat = 'repeat';
        }else{
            objOverlay.style.backgroundColor = '#000000';
        }
        objOverlay.style.display = 'none';
        objOverlay.onclick = function() {
            myLightbox.end();
        }
        objBody.appendChild(objOverlay);
		
        var objLightbox = document.createElement("div");
        objLightbox.setAttribute('id','lightbox');
        objLightbox.style.display = 'none';
        objLightbox.onclick = function(e) {
            if (!e) var e = window.event;
            var clickObj = Event.element(e).id;
            if ( clickObj == 'lightbox') {
                myLightbox.end();
            }
        };
        objBody.appendChild(objLightbox);
			
        var objOuterImageContainer = document.createElement("div");
        objOuterImageContainer.setAttribute('id','outerImageContainer');
        objLightbox.appendChild(objOuterImageContainer);

        // 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', 250);
            Element.setHeight('outerImageContainer', 250);
        } else {
            Element.setWidth('outerImageContainer', 1);
            Element.setHeight('outerImageContainer', 1);
        }

        var objImageContainer = document.createElement("div");
        objImageContainer.setAttribute('id','imageContainer');
        objOuterImageContainer.appendChild(objImageContainer);
		
        var objContent = document.createElement("div");
        objContent.setAttribute('id','lightboxcontent');
        objImageContainer.appendChild(objContent);
	
        var objLightboxImage = document.createElement("img");
        objLightboxImage.setAttribute('id','lightboximage');
        objLightboxImage.style.display = 'none';
        objContent.appendChild(objLightboxImage);
		
        objLightboxSwf = document.createElement("div");
        objLightboxSwf.setAttribute('id','lightboxswf');
        objLightboxSwf.style.position = 'relative';
        objLightboxSwf.style.zIndex = 101; // Safari
        objLightboxSwf.style.display = 'none';
        objContent.appendChild(objLightboxSwf);
		
        var objHoverNav = document.createElement("div");
        objHoverNav.setAttribute('id','hoverNav');
        objImageContainer.appendChild(objHoverNav);
	
        var objPrevLink = document.createElement("a");
        objPrevLink.setAttribute('id','prevLink');
        objPrevLink.setAttribute('href','#');
        objHoverNav.appendChild(objPrevLink);
		
        var objNextLink = document.createElement("a");
        objNextLink.setAttribute('id','nextLink');
        objNextLink.setAttribute('href','#');
        objHoverNav.appendChild(objNextLink);
	
        var objLoading = document.createElement("div");
        objLoading.setAttribute('id','loading');
        objImageContainer.appendChild(objLoading);
	
        var objLoadingLink = document.createElement("a");
        objLoadingLink.setAttribute('id','loadingLink');
        objLoadingLink.setAttribute('href','#');
        objLoadingLink.onclick = function() {
            myLightbox.end(); return false;
        }
        objLoading.appendChild(objLoadingLink);
	
        var objLoadingImage = document.createElement("img");
        objLoadingImage.setAttribute('src', fileLoadingImage);
        objLoadingLink.appendChild(objLoadingImage);

        var objImageDataContainer = document.createElement("div");
        objImageDataContainer.setAttribute('id','imageDataContainer');
        objLightbox.appendChild(objImageDataContainer);

        var objImageData = document.createElement("div");
        objImageData.setAttribute('id','imageData');
        objImageDataContainer.appendChild(objImageData);
	
        var objImageDetails = document.createElement("div");
        objImageDetails.setAttribute('id','imageDetails');
        objImageData.appendChild(objImageDetails);
	
        var objCaption = document.createElement("span");
        objCaption.setAttribute('id','caption');
        objImageDetails.appendChild(objCaption);
	
        var objNumberDisplay = document.createElement("span");
        objNumberDisplay.setAttribute('id','numberDisplay');
        objImageDetails.appendChild(objNumberDisplay);
		
        var objBottomNav = document.createElement("div");
        objBottomNav.setAttribute('id','bottomNav');
        objImageData.appendChild(objBottomNav);
	
        var objBottomNavCloseLink = document.createElement("a");
        objBottomNavCloseLink.setAttribute('id','bottomNavClose');
        objBottomNavCloseLink.setAttribute('href','#');
        objBottomNavCloseLink.onclick = function() {
            myLightbox.end(); return false;
        }
        objBottomNav.appendChild(objBottomNavCloseLink);
	
        var objBottomNavCloseImage = document.createElement("img");
        objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);
        objBottomNavCloseLink.appendChild(objBottomNavCloseImage);
    },


    //
    // 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;
        }
        var anchors = document.getElementsByTagName('a');
        var areas = document.getElementsByTagName('area');

        // Loop through all anchor tags...
        for (var i=0; i<anchors.length; i++){
            var anchor = anchors[i];
			
            var relAttribute = String(anchor.getAttribute('rel'));
			
            // Use the string.match() method to catch 'lightbox' references in the rel attribute
            if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
                anchor.onclick = function () {
                    myLightbox.start(this); return false;
                }
            }
        }

        // Loop through all area tags...
        // ToDo: Combine anchor & area tag loops
        for (var i=0; i< areas.length; i++){
            var area = areas[i];
			
            var relAttribute = String(area.getAttribute('rel'));
			
            // Use the string.match() method to catch 'lightbox' references in the rel attribute...
            if (area.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
                area.onclick = function () {
                    myLightbox.start(this); return false;
                }
            }
        }
    },
	
	
    //
    //	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', arrayPageSize[0]);
        Element.setHeight('overlay', 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');
        }else{ // Non-Mac, carry on as usual.
            new Effect.Appear('overlay', {
                duration: overlayDuration,
                from: 0.0,
                to: overlayOpacity
            });
        }

        elementArray = [];
        elementNum = 0;

        if (!document.getElementsByTagName){
            return;
        }
        var anchors = document.getElementsByTagName(elementLink.tagName);
		
				
        // If the image or SWF is not a part of the set...
        if((elementLink.getAttribute('rel') == 'lightbox')){
            // Add single image or SWF to elementArray
            if(elementLink.getAttribute('href').endsWith('swf')) { // SWF
                //				elementArray.push(new Array(elementLink.getAttribute('href'), elementLink.getAttribute('title'), elementLink.getAttribute('width'), elementLink.getAttribute('height'), elementLink.getAttribute('file')));
                // Hard-coded as we only use this to display one Flash video.
                elementArray.push(new Array(elementLink.getAttribute('href'), elementLink.getAttribute('title'), 568, 352, '/img/flash/ENGLISH_PROMO.flv'));
            } else { // Image
                elementArray.push(new Array(elementLink.getAttribute('href'), elementLink.getAttribute('title')));
            }
        } else {
            // Image or SWF is not part of a set...
				
            // Loop through anchors, find other /img/lightbox/SWF's in the set, and add them to elementArray
            for (var i=0; i<anchors.length; i++){
                var anchor = anchors[i];
                if (anchor.getAttribute('href') && (anchor.getAttribute('rel') == elementLink.getAttribute('rel'))){
                    if(anchor.getAttribute('href').endsWith('swf')) { // SWF
                        elementArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title'), anchor.getAttribute('width'), anchor.getAttribute('height'), anchor.getAttribute('file'), anchor.getAttribute('preview'), anchor.getAttribute('duration')));
                    } else {
                        elementArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title')));
                    }
                }
            }
            elementArray.removeDuplicates();
            while(elementArray[elementNum][0] != elementLink.getAttribute('href')) {
                elementNum++;
            }
        }

        // 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', lightboxTop);
        Element.setLeft('lightbox', lightboxLeft);
		
        Element.show('lightbox');
		
        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');
        }
        Element.hide('lightboximage');
        Element.hide('lightboxswf');
        Element.hide('hoverNav');
        Element.hide('prevLink');
        Element.hide('nextLink');
        Element.hide('imageDataContainer');
        Element.hide('numberDisplay');
		
        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.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', elementArray[activeElement][0]);
                myLightbox.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');
        this.heightCurrent = Element.getHeight('outerImageContainer');

        // 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', this.yScale, {
                scaleX: false,
                duration: resizeDuration,
                queue: 'front'
            });
        }
        if(!( wDiff == 0)){
            new Effect.Scale('outerImageContainer', 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', elementHeight);
        Element.setHeight('nextLink', elementHeight);
        Element.setWidth('imageDataContainer', widthNew);
		
        this.showElement();
    },
	
    //
    //	showElement()
    //	Display image or SWF and begin preloading neighbors (if image).
    //
    showElement: function(){
        Element.hide('loading');
		
        if(elementArray[activeElement][0].endsWith('swf')) { // SWF
            // Since the activeElement is a SWF, hide the image element.
            $('lightboximage').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');
            obj.innerHTML = '<object width="568" height="352" data="/flowplayer/flowplayer.commercial-3.1.5.swf" type="application/x-shockwave-flash">' +
            '    <param name="movie" value="/flowplayer/flowplayer.commercial-3.1.5.swf" />' +
            '     <param name="allowfullscreen" value="true" />' +
            '    <param name="allowscriptaccess" value="always" />' +
            '    <param name="flashvars" value=\'config={"key":"#$0d6db87a92ba6fa4b8e","clip":{"provider":"rtmp","autoBuffering":"true","url":"/flv/ENGLISH_PROMO"},"plugins":{"controls":{"url":"/flowplayer/flowplayer.controls-3.1.5.swf","buttonOverColor":"#9D9FA1","sliderColor":"#161616","progressColor":"#D7A100","durationColor":"#D7A100","tooltipColor":"#000000","sliderGradient":"none","progressGradient":"medium","timeColor":"#FFFFFF","volumeSliderColor":"#000000","borderRadius":"0px","tooltipTextColor":"#ffffff","backgroundGradient":[0.6,0.3,0,0,0],"backgroundColor":"#000000","timeBgColor":"#555555","bufferColor":"#77632E","buttonColor":"#c37009","volumeSliderGradient":"none","bufferGradient":"none","height":24,"opacity":1},"rtmp":{"url":"/flowplayer/flowplayer.rtmp-3.1.3.swf","netConnectionUrl":"rtmp://media.ww2history.com/vod/"}},"playlist":[{"provider":"rtmp","autoBuffering":"true","url":"/flv/ENGLISH_PROMO"}]}\' />' +
            '</object>';
            new Effect.Appear('lightboxswf', {
                duration: resizeDuration,
                queue: 'end',
                from: 0.0,
                to: 100,
                afterFinish: function(){
                    myLightbox.updateDetails();
                }
            });
        } else { // Image
            // Since the activeElement is an image, hide the SWF element.
            $('lightboxswf').style.display = 'none';
            new Effect.Appear('lightboximage', {
                duration: resizeDuration,
                queue: 'end',
                afterFinish: function(){
                    myLightbox.updateDetails();
                }
            });
            this.preloadNeighborImages();
        }
    },

    //
    //	updateDetails()
    //	Display caption, image/SWF number, and bottom nav.
    //
    updateDetails: function() {
        // if caption is not null
        if(elementArray[activeElement][1]){
            Element.show('caption');
            Element.setInnerHTML( 'caption', elementArray[activeElement][1]);
        }
		
        // 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', "Movie " + eval(activeElement + 1) + " of " + elementArray.length);
            }else{ // Image
                Element.setInnerHTML( 'numberDisplay', "Image " + eval(activeElement + 1) + " of " + elementArray.length);
            }
        }

        new Effect.Parallel(
            [ new Effect.SlideDown( 'imageDataContainer', {
                sync: true,
                duration: resizeDuration,
                from: 0.0,
                to: 1.0
            }),
            new Effect.Appear('imageDataContainer', {
                sync: true,
                duration: resizeDuration
            }) ],

            {
                duration: resizeDuration,
                afterFinish: function() {
                    // Update overlay size and update nav
                    var arrayPageSize = getPageSize();
                    Element.setHeight('overlay', arrayPageSize[1]);
                    myLightbox.updateNav();
                }
            }
            );
    },

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

        Element.show('hoverNav');

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

        // If not last image in set, display next image button
        if(activeElement != (elementArray.length - 1)){
            Element.show('nextLink');
            document.getElementById('nextLink').onclick = function() {
                myLightbox.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.end();
        } else if((key == 'p') || (keycode == 37)){	// Display previous image/SWF
            if(activeElement != 0){
                myLightbox.disableKeyboardNav();
                myLightbox.changeElement(activeElement - 1);
            }
        } else if((key == 'n') || (keycode == 39)){	// Display next image/SWF
            if(activeElement != (elementArray.length - 1)){
                myLightbox.disableKeyboardNav();
                myLightbox.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');
        new Effect.Fade('overlay', {
            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 = "visible";
    }

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

}

//
// 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 initLightbox() { 
    myLightbox = new Lightbox();
}
Event.observe(window, 'load', initLightbox, false);