// -----------------------------------------------------------------------------------
//
// 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                                 = 7;        // 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
var enableNavigationDuringSlideshow                 = false; // enables/disables next/prev button navigation during slideshow playback

// ------- 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                                         = 1;           // 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                                 = 3000;        // image swap interval in miliseconds
var loopMusic                                        = true; //loops music if it is shorter then slideshow

// ------- Images path -----------------------------------------------------------------
var homeURL                                         = "http://www.gartenarchitekt.net/planung/"; //URL to your installation directory

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

var imageDataContainerOpacity   = 1.0;

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

var SoundBridgeSWF                                 = homeURL + "arbeit/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 = 480;
  var wH = 480;
  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 = {

        // 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 () {myLightbox.start(this); return false;}
                        }
                }

                // 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');
                objLightbox.appendChild(objOuterImageContainer);

                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);
                Element.hide('replay');

                //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';

                 objImageDataContainer.onmouseover = function(ev) {
                         if (ev == undefined) {
                                 ev=event;
                         }
                        if (checkMouseEnter(this, ev)) {
                                 myLightbox.lightUpNavigationBar();
                         }

                        return false;
                }
                objImageDataContainer.onmouseout = function(ev) {
                         if (ev == undefined) {
                                 ev=event;
                         }
                        if (checkMouseLeave(this, ev)) {
                                myLightbox.dimDownNavigationBar();
                        }

                        return false;
                }

                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);

                //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', "Schliessen");
                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', "Starten");
                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', "Musik an/aus");
                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();
                Element.setHeight('overlay', arrayPageSize[1]);
                new Effect.Appear('overlay', { duration: 0.2, 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++;}
                }
parent.verlauf=parent.verlauf+imageLink.getAttribute('rel').slice(9,imageLink.getAttribute('rel').indexOf("]"))+" ";  // 27.06.2008 Vogeler

                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+10);
                    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');


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

                        objLightboxImage.setAttribute('width', imgPreloader.width);
                        objLightboxImage.setAttribute('height', imgPreloader.height);

                        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 = 0.8; // 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'}); }
                if(!( wDiff == 0)){
                        if (navigationBarWidth == -1) { Element.hide('imageDataContainer');        }
                        new Effect.Scale('outerImageContainer', this.xScale,
                                {scaleY: false, delay: resizeDuration, duration: resizeDuration });
                } 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(); } });
                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', "&nbsp;");
                }

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

parent.verlauf=parent.verlauf+eval(activeImage + 1)+" ";  // 27.06.2008 Vogeler

                }

                if (firstTime == 1 || this.slideDownImageDataContainer) {
                  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();} }
                  );
                } 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')){        // close lightbox
                        myLightbox.end();
                } else if((keycode == 188) || (key == 'p')){        // display previous image
                        if(activeImage != 0){
                                if (slideshow == 1) keyPressed = true;
                                myLightbox.disableKeyboardNav();
                                myLightbox.changeImage(activeImage - 1);
                        }
                } else if((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 {
                                        //this.end();
                                        //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() {
                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;
        }
}

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

//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);



//the code below suppose to help starting slideshow before a page is totaly loaded
function init() {
    // quit if this function has already been called
    if (arguments.callee.done) return;

    // flag this function so we don't do the same thing twice
    arguments.callee.done = true;

    // kill the timer
    if (_timer) {
        clearInterval(_timer);
        _timer = null;
    }

    // do onload stuff
    initLightbox();

};



/* for Mozilla */

if (document.addEventListener) {
    document.addEventListener("DOMContentLoaded", init, false);

}



/* for Internet Explorer */
/*@cc_on @*/
/*@if (@_win32)
    document.write("<script id=__ie_onload defer src=javascript:void(0)></script>");
    var script = document.getElementById("__ie_onload");
    script.onreadystatechange = function() {
        if (this.readyState == "complete") {
            init(); // call the onload handler
        }
    };
/*@end @*/



/* for Safari */
if (/WebKit/i.test(navigator.userAgent)) { // sniff
    var _timer = setInterval(function() {
        if (/loaded|complete/.test(document.readyState)) {
            init(); // call the onload handler
        }
    }, 10);
}



/* for other browsers */
window.onload = init;