// -----------------------------------------------------------------------------------
//
// LightboxEx 2.02,
// this is a modified version of Lightbox 2.02 by Lokesh Dhakar - BIG credit to him for
// creating such good script and making it available to the public.
//
// Modified by Oleksander Havrylyuk, ahavrilu@yahoo.com, http://alexphotostudio.blogspot.com
// Sound bridge by Gustavo Ribeiro Amigo, Copyright (c) 2006

/*
Updates:
8/16/2006 - Fixed issue with PNG support in IE when play and close button graphics where not visible.

*/

// List of new features:
//  - display set of images in slideshow mode
//  - stop/resume playing of slideshow
//  - play music during slideshow playback
//  - customize slideshow parameters
//  - PNG image support for Internet Explorer
//  - new graphics and look
//
// -----------------------------------------------------------------------------------
//  Lightbox v2.02 by Lokesh Dhakar - http://www.huddletogether.com
//  3/31/06
//
//  For more information on this script, visit:
//  http://huddletogether.com/projects/lightbox2/
//
//  Licensed under the Creative Commons Attribution 2.5 License -
//  http://creativecommons.org/licenses/by/2.5/
//
//  Credit also due to those who have helped, inspired, and made their code available to the public.
//  Including: Scott Upton(uptonic.com), Peter-Paul Koch(quirksmode.org), Thomas Fuchs(mir.aculo.us),
//  and others.
// -----------------------------------------------------------------------------------

// -----------------------------------------------------------------------------------
//
//  Default Configuration Parameters
//  Changing those parameters will effect global behavior of LightboxEx
//
var resizeSpeed                 = 10;    // controls the speed of the image resizing (1=slowest and 10=fastest)
var borderSize                  = 10;   //if you adjust the padding in the CSS, you will need to update this variable

// ------- Slideshow options ---------------------------------------------------------

var slideShowWidth              = -1;  // -1 - size slideshow window based on each image
var slideShowHeight             = -1;  // -1 - size slideshow window based on each image
var navigationBarWidth          = -1;   // -1 - size navigation bar based on width of each image
var slideshow                   = 0;    // 1 slideshow auto start. Set 0 if you want to disable starting slideshow  automaticaly
var foreverLoop                 = 0;    // Set 0 if want to stop on the last image or Set it to 1 for Infinite loop feature
var loopInterval                = 4000; // image swap interval in miliseconds
var loopMusic                   = true; //loops music if it is shorter then slideshow

// ------- Images path -----------------------------------------------------------------
var homeURL                     = JSRoot+"i/"; //URL to your installation directory

var fileLoadingImage            = homeURL + "lightbox/loading.gif";
var fileBottomNavCloseImage     = homeURL + "lightbox/close.png";
var SlideShowStartImage         = homeURL + "lightbox/play.png";
var SlideShowStopImage          = homeURL + "lightbox/stop.png";
var MusicOnImage                = homeURL + "lightbox/music_on.png";
var MusicOffImage               = homeURL + "lightbox/music_off.png";
var replayImage                 = homeURL + "lightbox/replay.png";
var blankSrc                    = homeURL + "lightbox/blank.gif";

var imageDataContainerOpacity   = 0.6;

var resize                      = 1;    // Set 0 to disable auto-resizing

var SoundBridgeSWF              = homeURL + "js/SoundBridge.swf";

// ------- End of Configuration Parameters --------------------------------------------------------------------






















//
//  Global Variables
//

var imageArray = new Array;
var activeImage;

if(resizeSpeed > 10){ resizeSpeed = 10;}
if(resizeSpeed < 1){ resizeSpeed = 1;}
resizeDuration = (11 - resizeSpeed) * 0.15;

var so = null;
var objSlideShowImage;
var objLightboxImage;
var objImageDataContainer;
var objSpeakerImage;
var objBottomNavCloseImage;

var keyPressed = false;
var slideshowMusic = null;
var firstTime = 1;
var closeWindow = false;

var saveSlideshow;
var saveForeverLoop;
var saveLoopInterval;
var saveSlideShowWidth;
var saveSlideShowHeight;
var saveLoopMusic;
var saveNavigationBarWidth;

// -----------------------------------------------------------------------------------
var timeStart = 0;

//PNG image support
var isPNGSupported = !(/MSIE ((5\.5)|(6\.0))/.test(navigator.userAgent) && (navigator.platform == "Win32"));
var realSrc;

function propertyChanged() {

    if (isPNGSupported) return;

    var pName = event.propertyName;

    //check if it is the right property
    if (pName != "src") return;

    //if not set to blank
    if (!new RegExp(blankSrc).test(event.srcElement.src)) {
        fixPNGImage(event.srcElement);
    }
}

function fixPNGImage(element) {

    if (isPNGSupported) return;

    var src = element.src;

    // check for real change
    if (src == realSrc && /\.png$/i.test(src)) {
      element.src = blankSrc;
      return;
    }

    if ( ! new RegExp(blankSrc).test(src)) {
      //save old src
      realSrc = src;
    }

    // check for png
    if (/\.png$/i.test(realSrc)) {
      element.src = blankSrc;
      element.runtimeStyle.filter = "progid:DXImageTransform.Microsoft." +
                    "AlphaImageLoader(src='" + src + "',sizingMethod='scale')";
    }
    else {
      // remove filter
      element.runtimeStyle.filter = "";
    }
}


// Opens a new slideshow window. You must have a <slideshow>.html file present, which contains links
// to you images. slideshow - is the name of your set in lightbox[slideshow] declaration. They must match.
//
function openSlideShow(slideshowName) {
  var wW = 800;
  var wH = 620;
  var X = (screen.width - wW) /2;
  var Y = (screen.height - wH)/3;

  var pageURL = homeURL + slideshowName + '.html';
  var slideshowWindow = window.open(pageURL, '_blank',
             'width=' + wW + ',height=' + wH +
             ',top=' + Y + ',left=' + X + ',screenX=' + X + ',screenY=' + Y +
             ',toolbar=0,scrollbars=0,resizable=0,location=0,status=0');

    if(slideshowWindow==null || typeof(slideshowWindow)=="undefined"){
        alert("Can't open a slideshow window.\nPlease, try again when the page gets reloaded.");
        location.reload();
    }

  //if (!slideshowWindow.opener) slideshowWindow.opener = self;
}



function startSlideshow() {
    closeWindow = true;
    init();
    var anchors = document.getElementsByTagName('a');
    if (anchors.length != 0) {
        var anchor = anchors[0];
        //window.setTimeout(function(a) {myLightbox.start(a);}, 1000, anchor);
        myLightbox.start(anchor);
    }
}


//
//  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;
    }
});

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

// http://4umi.com/web/javascript/array.htm
//  Extending built-in Array object
//  - array.removeDuplicates()
//  - array.empty()
//
Array.prototype.removeDuplicates = function () {
    for(i = 1; i < this.length; i++){
        if(this[i][0] == this[i-1][0]){
            this.splice(i,1);
        }
    }
}

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

Array.prototype.empty = function () {
    for(i = 0; i <= this.length; i++){
        this.shift();
    }
}
    Sound.trace = function(value, isJavascript) {
        // tracing disabled
    }

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

// Music Player Class
   function Player () {
      this.paused = true;
      this.stoped = true;

      this.options = new Object();
      this.options.swfLocation = SoundBridgeSWF;
      this.sound = new Sound(this.options);

      this.position = 0;
      this.frequency = 1000;
      this.isLoaded = false;
      this.duration = 0;
      this.bytesTotal = 0;
      this.callback = this.registerCallback();
   }


   Player.prototype.onTimerEvent = function() {
      var isDurationOk = false
      if(!this.paused) {

          var position = this.sound.getPosition();
          if(!position) position = 0;
          if(position != this.position && position != 0) {
             this.onPlaying();
          } else {
             this.onBuffering();
          }
          this.position = position;

          var duration = 0;
          duration = this.sound.getDuration();

          if(!duration) duration = 0;
          if(duration == this.duration && duration != 0) {
             isDurationOk = true;
          }

          this.duration = duration;
          var progress = position/duration;
          if(isDurationOk) {
              this.setProgressBar(progress);
          }

          var isBytesTotalOk = false;

          var bytesTotal = this.sound.getBytesTotal();
          if(bytesTotal == this.bytesTotal) {
              isBytesTotalOk = true;
          }
          this.bytesTotal = bytesTotal;

          if(isBytesTotalOk) {
              var loaded =  this.sound.getBytesLoaded()/bytesTotal;
              this.setLoadedBar(loaded);
          }

          if (progress == 1 && duration != 0 && position != 0) {
            this.onSoundComplete();
          }

      }
   }

   Player.prototype.registerCallback = function() {
      return setInterval(this.onTimerEvent.bind(this), this.frequency);
   }

   Player.prototype.clearCallback = function() {
        clearInterval(this.callback);
        this.callback = null;
    }

   Player.prototype.setProgressBar = function(progress) {
        if(!progress) progress = 0;
   }

   Player.prototype.setLoadedBar = function(loaded) {
         if(!loaded) loaded = 0;
   }

   Player.prototype.onPlaying = function() {
        //Element.show('caption');
        //Element.setInnerHTML( 'caption', this.sound.getId3());
   }

   Player.prototype.onPause = function() {
   }

   Player.prototype.onBuffering = function() {
   }

   Player.prototype.onSoundComplete = function() {
      if(!this.paused) {
        if (loopMusic) {
            this.onForward();
        }
      }
   }

   Player.prototype.onForward = function() {
         this.position = 0;
         this.duration = 0;
         this.sound.start(this.duration/1000, 1);
         this.sound.stop();
         this.loadTrack(this.track);
         this.stoped = true;
         this.setProgressBar(0);
         this.setLoadedBar(0);
         if(!this.paused) {
            this.paused = true;
            this.play();
         }
   }

   Player.prototype.fadeOut = function() {
          for (var i=this.sound.getVolume()-1; i>=0; i--) {
            this.sound.setVolume(i);
            //pause(1);
          }
   }

   Player.prototype.fadeIn = function() {
          for (var i=1; i <= 100; i++) {
            this.sound.setVolume(i);
            //pause(1);
          }
   }

   Player.prototype.toggleVolume = function() {
        if (this.paused) return;
        var volume = this.sound.getVolume();
        if (volume == 0) {
            this.fadeIn();
            //this.sound.setVolume(100);
            objSpeakerImage.setAttribute('src', MusicOnImage);
        }
      if (volume == 100) {
        this.fadeOut();
        //this.sound.setVolume(0);
        objSpeakerImage.setAttribute('src', MusicOffImage);
      }
   }

   Player.prototype.play = function() {
      if(this.paused) {
         this.paused = false;
         if(this.stoped) {
             this.sound.loadSound(this.track, true);
         }
         this.sound.start(this.position/1000, 1);
         this.stoped = false;
      } else {
         this.position = this.sound.getPosition();
         this.sound.stop();
         this.paused = true;
         this.onPause();
      }
   }

   Player.prototype.stop = function() {
       if (! this.paused) {
           //fade out
           for (var i=this.sound.getVolume()-1; i>=0; i--) {
                this.sound.setVolume(i);
                pause(1);
           }
       }
       this.paused = true;
       this.stoped = true;
       this.position = 0;
       this.duration = 0;

       this.sound.start(this.duration/1000, 1);
       this.sound.stop();
   }


   Player.prototype.loadTrack = function(track) {
      this.track = track;
   }

var player;

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

Lightbox.prototype = {
    endcallback: false,

    // initialize()
    // Constructor runs on completion of the DOM loading. Loops through anchor tags looking for
    // 'lightbox' references and applies onclick events to appropriate links. The 2nd section of
    // 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.dimmingOut = false;

        if (!document.getElementsByTagName){ return; }

        /*
        var anchors = document.getElementsByTagName('a');

        // 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 () {
                  //if ((Prototype.Browser.Gecko || Prototype.Browser.WebKit) && (typeof Draggable != 'undefined') && Draggable.dragon)
                  if ((typeof Draggable != 'undefined') && Draggable.dragon)
                  {
                    Draggable.dragon = false;
                    return false;
                  }

                  myLightbox.start(this);
                  return false;
                }
            }
        }
        */
        Event.observe(document, 'click', function(e){
          var el=Event.element(e);

          if ((typeof Draggable != 'undefined') && Draggable.dragon)
          {
            Draggable.dragon = false;
            Event.stop(e);
            return false;
          }

          if (el.tagName=='IMG' && el.parentNode && el.parentNode.tagName=='A')
          {
            var anchor=el.parentNode;
            var relAttribute = String(anchor.getAttribute('rel'));

            if (anchor.getAttribute('href') && (relAttribute.toLowerCase().match('lightbox'))){
              Event.stop(e);

              myLightbox.start(anchor);
            }
          }
        })


        // The rest of this 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">
        //              <img id="lightboxImage">
        //              <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 = document.getElementsByTagName("body").item(0);

        var objOverlay = document.createElement("div");
        objOverlay.setAttribute('id','overlay');
        objOverlay.style.display = 'none';
        objOverlay.onclick = function() {
            if (!closeWindow) {
                 myLightbox.end();
            }
            return false;
        }
        objBody.appendChild(objOverlay);


        var objLightbox = document.createElement("div");
        objLightbox.setAttribute('id','lightbox');
        objLightbox.style.display = 'none';
        objBody.appendChild(objLightbox);

        var objOuterImageContainer = document.createElement("div");
        objOuterImageContainer.setAttribute('id','outerImageContainer');

        var objImageContainer = document.createElement("div");
        objImageContainer.setAttribute('id','imageContainer');
        objOuterImageContainer.appendChild(objImageContainer);

        objLightboxImage = document.createElement("img");
        objLightboxImage.setAttribute('id','lightboxImage');
        objLightboxImage.setAttribute('width',''); //needed for proper resizing
        objLightboxImage.setAttribute('height',''); //needed for proper resizing
        objImageContainer.appendChild(objLightboxImage);

        var objHoverNav = document.createElement("div");
        objHoverNav.setAttribute('id','hoverNav');
        objImageContainer.appendChild(objHoverNav);

        var objPrevLink = document.createElement("a");
        objPrevLink.setAttribute('id','prevLink');
        objPrevLink.setAttribute('href','#');
        objPrevLink.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objHoverNav.appendChild(objPrevLink);

        var objNextLink = document.createElement("a");
        objNextLink.setAttribute('id','nextLink');
        objNextLink.setAttribute('href','#');
        objNextLink.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objHoverNav.appendChild(objNextLink);

        //Loading
        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.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objLoadingLink.onclick = function() {
            myLightbox.end();
            if (closeWindow) window.close();
            return false;
        }
        objLoading.appendChild(objLoadingLink);

        var objLoadingImage = document.createElement("img");
        objLoadingImage.setAttribute('src', fileLoadingImage);
        objLoadingLink.appendChild(objLoadingImage);

        //Replay
        var objReplay = document.createElement("div");
        objReplay.setAttribute('id','replay');
        objImageContainer.appendChild(objReplay);

        var objReplayLink = document.createElement("a");
        objReplayLink.setAttribute('id','replayLink');
        objReplayLink.setAttribute('href','#');
        objReplayLink.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objReplayLink.onclick = function() { myLightbox.toggleSlideShow(); return false; }
        objReplay.appendChild(objReplayLink);

        var objReplayImage = document.createElement("img");
        objReplayImage.onpropertychange = function() { propertyChanged(); return false; };
        objReplayImage.setAttribute('src', replayImage);
        objReplayLink.appendChild(objReplayImage);
        objReplayImage.setAttribute('src', replayImage);

        //Spacer
        var objSpacer = document.createElement("div");
        objSpacer.setAttribute('id', 'spacer');
        objSpacer.className = 'spacer';
        objLightbox.appendChild(objSpacer);

        //Bottom bar - ImageDataContainer
        objImageDataContainer = document.createElement("div");
        objImageDataContainer.setAttribute('id','imageDataContainer');
        objImageDataContainer.className = 'clearfix';

        objLightbox.appendChild(objImageDataContainer);

        objLightbox.appendChild(objOuterImageContainer);
        Element.hide('replay');

        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);

        //Bottom Navigation -------------------------------------------------------------
        var objBottomNav = document.createElement("div");
        objBottomNav.setAttribute('id','bottomNav');
        objImageData.appendChild(objBottomNav);

        //Close link
        var objBottomNavCloseLink = document.createElement("a");
        objBottomNavCloseLink.setAttribute('id','bottomNavClose');
        objBottomNavCloseLink.setAttribute('href','#');
        objBottomNavCloseLink.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objBottomNavCloseLink.onclick = function() {
            myLightbox.end();
            if (closeWindow) window.close();
            return false;
        }
        objBottomNav.appendChild(objBottomNavCloseLink);

        //Close image
        objBottomNavCloseImage = document.createElement("img");
        objBottomNavCloseImage.setAttribute('id', 'closeButton');
        objBottomNavCloseImage.setAttribute('alt', "Close");
        objBottomNavCloseImage.onpropertychange = function() { propertyChanged(); return false; };
        objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);
        objBottomNavCloseLink.appendChild(objBottomNavCloseImage);
        //objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);

        //Slideshow link
        var objSlideShowLink = document.createElement("a");
        objSlideShowLink.setAttribute('id','slideshowLink');
        objSlideShowLink.setAttribute('href','#');
        objSlideShowLink.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objSlideShowLink.onclick = function() { myLightbox.toggleSlideShow(); return false; }
        objBottomNav.appendChild(objSlideShowLink);

        //Slidehow Image
        objSlideShowImage = document.createElement("img");
        objSlideShowImage.setAttribute('id', 'playButton');
        objSlideShowImage.setAttribute('alt', "Start/Stop");
        objSlideShowImage.setAttribute('src', SlideShowStartImage);
        objSlideShowImage.onpropertychange = function() { propertyChanged(); return false; };
        objSlideShowLink.appendChild(objSlideShowImage);
        //objSlideShowImage.setAttribute('src', SlideShowStartImage);

        //Speaker link
        var objSpeakerLink = document.createElement("a");
        objSpeakerLink.setAttribute('id','speakerLink');
        objSpeakerLink.setAttribute('href','#');
        objSpeakerLink.setAttribute('onFocus', 'if (this.blur) this.blur()');
        objSpeakerLink.onclick = function() { player.toggleVolume(); return false; }
        objBottomNav.appendChild(objSpeakerLink);

        //Speaker Image
        objSpeakerImage = document.createElement("img");
        objSpeakerImage.setAttribute('id', 'speaker');
        objSpeakerImage.setAttribute('alt', "Music On/Off");
        objSpeakerImage.setAttribute('src', MusicOffImage);
        objSpeakerImage.onpropertychange = function() { propertyChanged(); return false; };
        objSpeakerLink.appendChild(objSpeakerImage);

        //Music player
        var objFlashPlayer = document.createElement("div");
        objFlashPlayer.setAttribute('id','__sound_flash__');
        objOverlay.appendChild(objFlashPlayer);


    },

    lightUpNavigationBar: function() {
        if (!this.dimmingOut) {
              new Effect.Parallel(
                [
                new Effect.Appear('imageDataContainer',
                { duration: 0.25, from: imageDataContainerOpacity, to: 1.0 })
                ], { duration: 0.25 } );
        } else {
            this.dimmingOut = false;
        }
    },

    dimDownNavigationBar: function() {
        this.dimmingOut = true;
        setTimeout(function() {
            if (this.dimmingOut) {
                //this.dimmingOut = false;

                  new Effect.Parallel(
                    [ new Effect.Appear('imageDataContainer',
                        { duration: 0.25, from: 1.0, to: imageDataContainerOpacity,
                            afterFinish: function(){ myLightbox.dimmingOut = false; }
                        })
                    ], { duration: 0.25 } );
            }
        }.bind(this),
            2000 //<-- dimming delay
        );
    },

    //
    //  start()
    //  Display overlay and lightbox. If image is part of a set, add siblings to imageArray.
    //
    start: function(imageLink) {
        player = new Player();

        slideshowMusic = null;
        firstTime = 1;

        saveSlideshow = slideshow;
        saveForeverLoop = foreverLoop;
        saveLoopInterval = loopInterval;

        saveSlideShowWidth = slideShowWidth;
        saveSlideShowHeight = slideShowHeight;

        saveLoopMusic = loopMusic;
        saveNavigationBarWidth = navigationBarWidth;

        hideSelectBoxes();

        // stretch overlay to fill page and fade in
        var arrayPageSize = getPageSize();

        /*
	    if (Prototype.Browser.Opera)
	    {
	      arrayPageSize[1]=$('wrap').getHeight();
	    }
	    */

        Element.setHeight('overlay', arrayPageSize[1]);

        new Effect.Appear('overlay', { from: 0.0, to: 0.8 });

        imageArray = [];
        imageNum = 0;

        if (!document.getElementsByTagName){ return; }
        var anchors = document.getElementsByTagName('a');

        // if image is NOT part of a set..
        if((imageLink.getAttribute('rel') == 'lightbox')){
            // add single image to imageArray
            imageArray.push(new Array(imageLink.getAttribute('href'), imageLink.getAttribute('title')));
        } else {
        // if image is part of a set..

            // loop through anchors, find other images in set, and add them to imageArray
            for (var i=0; i<anchors.length; i++){
                var anchor = anchors[i];
                if (anchor.getAttribute('href') && (anchor.getAttribute('rel') == imageLink.getAttribute('rel'))){
                    imageArray.push(new Array(anchor.getAttribute('href'), anchor.getAttribute('title')));

                    if (imageArray.length == 1) {
                      slideshowMusic = anchor.getAttribute('music');
                      if (slideshowMusic == null) {
                          //Element.hide('speakerLink');
                      } else {
                          //Element.show('speakerLink');
                          player.loadTrack(slideshowMusic);
                      }

                      var startSlideshow = anchor.getAttribute('startslideshow');
                      if (startSlideshow != null) {
                        if (startSlideshow == "false") slideshow = 0;
                      }

                      var forever = anchor.getAttribute('forever');
                      if (forever != null) {
                        if (forever == "true") foreverLoop = 1; else foreverLoop = 0;
                      }

                      var foreverMusic = anchor.getAttribute('loopMusic');
                      if (foreverMusic != null) {
                        if (foreverMusic == "true") loopMusic = true; else loopMusic = false;
                      }

                      if (foreverLoop == 1) { loopMusic = true;  }

                      var slideDuration = anchor.getAttribute('slideDuration');
                      if (slideDuration != null) {
                        loopInterval = slideDuration * 1000;
                      }
                      var width = anchor.getAttribute('slideshowwidth');
                      if (width != null) {
                        slideShowWidth = width *1;
                      }
                      var height = anchor.getAttribute('slideshowheight');
                      if (height != null) {
                        slideShowHeight = height *1;
                      }

                      var barWidth = anchor.getAttribute('navbarWidth');
                      if (barWidth != null) {
                        navigationBarWidth = barWidth *1;
                      }
                    }

                }
            }

            imageArray.removeDuplicates();
            while(imageArray[imageNum][0] != imageLink.getAttribute('href')) { imageNum++;}
        }

        this.changeImageByTimer(imageNum);
    },

    showLightBox: function() {
            // calculate top offset for the lightbox and display
            var arrayPageSize = getPageSize();
            var arrayPageScroll = getPageScroll();
            var lightboxTop = arrayPageScroll[1] + (arrayPageSize[3] / 15);

            Element.setTop('lightbox', lightboxTop-25);
            Element.show('lightbox');
    },

    // changeImageByTimer()
    // changes image using timer, which prevents the loading gif from spinning
    // until the entire page is loaded
        changeImageByTimer: function(imageNum) {
                activeImage = imageNum;
                this.imageTimer = setTimeout(function() {
                this.showLightBox();
                this.changeImage(activeImage);
            }.bind(this), 10);
     },

    //
    //  changeImage()
    //  Hide most elements and preload image in preparation for resizing image container.
    //
    changeImage: function(imageNum) {

        activeImage = imageNum; // update global var

        // hide elements during transition
        Element.show('loading');
        Element.hide('replay');
        Element.hide('lightboxImage');
        Element.hide('hoverNav');
        Element.hide('prevLink');
        Element.hide('nextLink');
        Element.setSrc('lightboxImage', JSRoot+'i/no.gif');

        if (firstTime == 1) {
          Element.hide('imageDataContainer');
          Element.hide('bottomNav');
          Element.hide('numberDisplay');
          Element.hide('speakerLink');
          Element.hide('slideshowLink');
        }

        imgPreloader = new Image();


        // once image is preloaded, resize image container
        imgPreloader.onload=function(){
            objLightboxImage.setAttribute('width', imgPreloader.width);
            objLightboxImage.setAttribute('height', imgPreloader.height);

            Element.setSrc('lightboxImage', imageArray[activeImage][0]);

            if ((imageArray.length > 1) && (slideShowWidth != -1 || slideShowHeight != -1)) {
                //<---
                if (slideShowWidth == -1 && slideShowHeight != -1) {
                    myLightbox.resizeImageContainer(imgPreloader.width, slideShowHeight);
                } else {
                if (slideShowHeight == -1 && slideShowWidth != -1) {
                    myLightbox.resizeImageContainer(slideShowWidth, imgPreloader.height);
                } else {
                //<----
                        //------------
                       if ( (slideShowWidth >= imgPreloader.width) &&
                            (slideShowHeight >= imgPreloader.height)
                          )
                        {
                            myLightbox.resizeImageContainer(slideShowWidth, slideShowHeight);
                        } else {
                            myLightbox.resizeImageAndContainer(imgPreloader.width, imgPreloader.height);
                        }
                        //------------
                }//else
                }//else
            } else {
              myLightbox.resizeImageAndContainer(imgPreloader.width, imgPreloader.height);
            }
        }
        imgPreloader.src = imageArray[activeImage][0];
    },

    resizeImageAndContainer: function(imgWidth, imgHeight) {
        if(resize == 1) {//resize mod by magarnicle
            useableWidth = 0.9; // 90% of the window
            useableHeight = 0.9; // 80% of the window

            var arrayPageSize = getPageSize();

            windowWidth = arrayPageSize[2];
            windowHeight = arrayPageSize[3];

            var w = windowWidth * useableWidth;
            var h = windowHeight * useableHeight;

            var d = Element.getHeight('spacer');
            //adjust the height of the window to fit the navigation bar in
            if (d) {
                //w = w - (d+d);
                h = h - (d+d);
            }

            scaleX = 1; scaleY = 1;

            if ( imgWidth > w ) scaleX = (w) / imgWidth;
            if ( imgHeight > h ) scaleY = (h) / imgHeight;

            scale = Math.min( scaleX, scaleY );

            imgWidth *= scale;
            imgHeight *= scale;

            objLightboxImage.setAttribute('width', imgWidth);
            objLightboxImage.setAttribute('height', imgHeight);
        }
        this.resizeImageContainer(imgWidth, imgHeight);
    },

    //
    //  resizeImageContainer()
    //
    resizeImageContainer: function( imgWidth, imgHeight) {
        imgWidth = imgWidth + 1;
        // get current height and width
        this.wCur = Element.getWidth('outerImageContainer');
        this.hCur = Element.getHeight('outerImageContainer');

        // scalars based on change from old to new
        this.xScale = ((imgWidth  + (borderSize * 2)) / this.wCur) * 100;
        this.yScale = ((imgHeight  + (borderSize * 2)) / this.hCur) * 100;

        // calculate size difference between new and old image, and resize if necessary
        wDiff = (this.wCur - borderSize * 2) - imgWidth;
        hDiff = (this.hCur - borderSize * 2) - imgHeight;

        this.slideDownImageDataContainer = true;

        if(!( hDiff == 0)){
          //new Effect.Scale('outerImageContainer', this.yScale, {scaleX: false, duration: resizeDuration, queue: 'front'});
          $('outerImageContainer').style.height=imgHeight + (borderSize * 2)+'px';
        }
        if(!( wDiff == 0)){
            //if (navigationBarWidth == -1) { Element.hide('imageDataContainer'); }

            //new Effect.Scale('outerImageContainer', this.xScale,
            //    {scaleY: false, delay: resizeDuration, duration: resizeDuration });
            $('outerImageContainer').style.width=imgWidth + (borderSize * 2)+'px';
        } else {
            this.slideDownImageDataContainer = false;
        }

        // if new and old image 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', imgHeight);
        Element.setHeight('nextLink', imgHeight);
        if (navigationBarWidth == -1) {
            Element.setWidth( 'imageDataContainer', imgWidth + (borderSize * 2));
        } else {
            Element.setWidth( 'imageDataContainer', navigationBarWidth + (borderSize * 2));
            this.slideDownImageDataContainer = false;
        }

        this.showImage();
    },


    //
    //  showImage()
    //  Display image and begin preloading neighbors.
    //
    showImage: function(){
        Element.hide('loading');
        //new Effect.Appear('lightboxImage', { duration: 0.5, queue: 'end', afterFinish: function(){ myLightbox.updateDetails(); } });
        $('lightboxImage').show();
        myLightbox.updateDetails();
        this.preloadNeighborImages();
    },

    //
    //  updateDetails()
    //  Display caption, image number, and bottom nav.
    //
    updateDetails: function() {
        Element.show('bottomNav');

        if (firstTime == 1) {
            objSpeakerImage.setAttribute('src', MusicOffImage);
            objSlideShowImage.setAttribute('src', SlideShowStartImage);
            objBottomNavCloseImage.setAttribute('src', fileBottomNavCloseImage);
        }

        Element.show('caption');
        if (imageArray[activeImage][1] != '' && imageArray[activeImage][1] != null) {
            Element.setInnerHTML( 'caption', imageArray[activeImage][1]);
        } else {
            Element.setInnerHTML( 'caption', $('vote')?'<div class="position"><span class="vote">'+$('vote').innerHTML+'</span></div>':'&nbsp;');
           //"&nbsp;");
        }

        // if image is part of set display 'Image x of x'
        if(imageArray.length > 1){
            Element.show('numberDisplay');
            Element.setInnerHTML( 'numberDisplay', "" + eval(activeImage + 1) + " / " + imageArray.length);
        }

        if (firstTime == 1 || this.slideDownImageDataContainer) {
          $('imageDataContainer').show();
          /*
          new Effect.Parallel(
            [ new Effect.SlideDown( 'imageDataContainer', { sync: true, duration: resizeDuration + 0.25, from: 0.0, to: 1 }),
              new Effect.Appear('imageDataContainer', { sync: true, duration: 1.0, from: 0.0, to: imageDataContainerOpacity }) ],
            { duration: 0.65, afterFinish: function() { myLightbox.updateNav();} }
          );
          */
          myLightbox.updateNav();
        } else {
//        new Effect.Parallel(
//          [ new Effect.Appear('imageDataContainer', { sync: true, duration: 1.0 }) ],
//          { duration: 0.65, afterFinish: function() { myLightbox.updateNav();} }
//        );
          myLightbox.updateNav();
        }


            if (imageArray.length > 1) {
               //Element.show('speakerLink');
               Element.show('slideshowLink');
            }else {
               //Element.hide('speakerLink');
               Element.hide('slideshowLink');
            }

        if (slideshow == 1 && imageArray.length > 1) {
                this.startSlideShow();
            }

    },

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

        Element.show('hoverNav');

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

        // if not last image in set, display next image button
        if(activeImage != (imageArray.length - 1)){
            Element.show('nextLink');
            document.getElementById('nextLink').onclick = function() {
                if (slideshow == 1) keyPressed = true;
                myLightbox.changeImage(activeImage + 1); return false;
            }
        }

        this.enableKeyboardNav();

        if (firstTime == 1) {
          firstTime = 0;
          //if (imageArray.length > 1 && slideshow == 1)
          this.showSpeaker();
          if (slideshow == 1) this.playMusic();
        }
    },

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

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

    //
    //  keyboardAction()
    //
    keyboardAction: function(e) {
        if (e == null) { // ie
            keycode = event.keyCode;
        } else { // mozilla
            keycode = e.which;
        }

        key = String.fromCharCode(keycode).toLowerCase();

        if((key == 'x') || (key == 'o') || (key == 'c') || (keycode == 27) ) {   // close lightbox
            myLightbox.end();
        } else if((keycode == 37) || (keycode == 188) || (key == 'p')){    // display previous image
            if(activeImage != 0){
                if (slideshow == 1) keyPressed = true;
                myLightbox.disableKeyboardNav();
                myLightbox.changeImage(activeImage - 1);
            }
        } else if((keycode == 32) || (keycode == 39) || (keycode == 190) || (key == 'n')){    // display next image
            if(activeImage != (imageArray.length - 1)){
                if (slideshow == 1) keyPressed = true;
                myLightbox.disableKeyboardNav();
                myLightbox.changeImage(activeImage + 1);
            }
        }


    },

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

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

    },

    //showSpeaker
    showSpeaker: function() {
       if (slideshowMusic != null) {
          Element.show('speakerLink');
       } else {
          Element.hide('speakerLink');
        }
    },

    //playMusic
    playMusic: function() {
       if (slideshowMusic != null) {
          objSpeakerImage.setAttribute('src', MusicOnImage);
          player.play();
       }
    },

    //stopMusic
    stopMusic: function() {
      if (slideshowMusic != null) {
        objSpeakerImage.setAttribute('src', MusicOffImage);
        if (player.paused) {
          player.stop();
        } else {
            player.play();
        }
      }
    },

    //  Slideshow Functions
    //
    //  toggleSlideShow()
    //  startSlideShow()
    //  stopSlideShow()

    //  toggleSlideShow()
    toggleSlideShow: function() {
        if(slideshow == 1) this.stopSlideShow();
        else {
           this.playMusic();
           if(activeImage == (imageArray.length-1)) {
            slideshow = 1;
            this.changeImage(0);
           } else {
            this.startSlideShow();
           }
        }
    },

    //  startSlideShow()
    startSlideShow: function() {
        slideshow = 1;
        objSlideShowImage.setAttribute('src', SlideShowStopImage);
        this.slideShowTimer = setTimeout(function() {
            if (keyPressed) {
                keyPressed = false;
                return;
            }
            if(activeImage < (imageArray.length-1)) {
                this.changeImage(activeImage + 1);
            }
            else {
                if(foreverLoop) {
                    this.changeImage(0);
                }
                else {
                    myLightbox.end();
                    return;
                    //if (closeWindow) window.close();

                    //this.stopSlideShow();

                    //---
                    slideshow = 0;

                    if(this.slideShowTimer) {
                        clearTimeout(this.slideShowTimer);
                        this.slideShowTimer = null;
                    }
                    //---


                    player.clearCallback();

                    this.disableKeyboardNav();
                    Element.hide('hoverNav');
                    Element.hide('prevLink');
                    Element.hide('nextLink');

                    Element.setInnerHTML( 'numberDisplay', '');

                    this.fadeoutTimer = setInterval(function() {
                        player.sound.setVolume(player.sound.getVolume()-1);
                    }.bind(this), 30);

                    new Effect.Appear('lightboxImage', { duration: 3, from: 1, to: 0,
                                        afterFinish: function(){
                                            new Effect.Appear('replay', { duration: 0.2, from: 0, to: 1});
                                            objSlideShowImage.setAttribute('src', SlideShowStartImage);
                                            clearInterval(myLightbox.fadeoutTimer);
                                            player.paused = true; //this will cause music to stop
                                            myLightbox.stopMusic();

                                            }}  );
                }
         }
        }.bind(this), loopInterval);
    },

    //  stopSlideShow()
    stopSlideShow: function() {
        slideshow = 0;
        objSlideShowImage.setAttribute('src', SlideShowStartImage);

        this.stopMusic();
        if(this.slideShowTimer) {
            clearTimeout(this.slideShowTimer);
            this.slideShowTimer = null;
        }
    },

    //
    //  end()
    //
    end: function() {
        if (player)
        {
          player.paused = true; //this will cause music to stop

          this.stopSlideShow();

          player.clearCallback();
        }
        clearInterval(myLightbox.fadeoutTimer);

        this.disableKeyboardNav();

        Element.hide('bottomNav');
        Element.hide('lightbox');

        new Effect.Fade('overlay', { duration: 0.2});
        showSelectBoxes();

        slideshow = saveSlideshow;
        foreverLoop = saveForeverLoop;
        loopInterval = saveLoopInterval;

        slideShowWidth = saveSlideShowWidth;
        slideShowHeight = saveSlideShowHeight;
        navigationBarWidth = saveNavigationBarWidth;

        loopMusic = saveLoopMusic;

        if (Lightbox.endcallback) 
        {
          Lightbox.endcallback();
          Lightbox.endcallback=false;
        }
    }
}

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

//this is three functions to support mouseover and mouseout events.
//It allows checking if mouse is inside the block ignoring children's blocks.
function containsDOM (container, containee) {
  var isParent = false;
  do {
    if ((isParent = container == containee))
      break;
    containee = containee.parentNode;
  }
  while (containee != null);
  return isParent;
}

function checkMouseEnter (element, evt) {
  if (element.contains && evt.fromElement) {
    return !element.contains(evt.fromElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}

function checkMouseLeave (element, evt) {
  if (element.contains && evt.toElement) {
    return !element.contains(evt.toElement);
  }
  else if (evt.relatedTarget) {
    return !containsDOM(element, evt.relatedTarget);
  }
}

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

    var yScroll;

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

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

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

//
// getPageSize()
// Returns array with page width, height and window width, height
// Core code from - quirksmode.org
// Edit for Firefox by pHaez
//
function getPageSize(){

    var xScroll, yScroll;

    if (window.innerHeight && window.scrollMaxY) {
        xScroll = document.body.scrollWidth;
        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;
    if (self.innerHeight) { // all except Explorer
        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;
    }

    // for small pages with total width less then width of the viewport
    if(xScroll < windowWidth){
        pageWidth = windowWidth;
    } else {
        pageWidth = xScroll;
    }


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

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

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

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

//
// pause(numberMillis)
// Pauses code execution for specified time. Uses busy code, not good.
// Code from http://www.faqts.com/knowledge_base/view.phtml/aid/1602
//
function pause(numberMillis) {
    var now = new Date();
    var exitTime = now.getTime() + numberMillis;
    while (true) {
        now = new Date();
        if (now.getTime() > exitTime)
            return;
    }
}

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



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

document.observe("dom:loaded", initLightbox);