DOMAssistant.PictureSlides=function(){var useMSFilter=false;var previousLink=null;var nextLink=null;var imageCounter=null;var startSlideShowLink=null;var stopSlideShowLink=null;var dimBackgroundOverlay=null;var elementOnTopOfDimBackground=null;var dimBackgroundLink=null;var noDimBackgroundLink=null;var dimmingEnabled=false;var fadeContainer=null;var mainImage=null;var imageTextContainer=null;var thumbnailContainer=null;var preloadImages=true;var imageIndex=0;var slideshowIsPlaying=false;return{currentIndex:0,fadingIn:true,fadeLevel:0,fadeEndLevel:1,slideTimer:null,fadeTimer:null,setImageTimer:null,functionAfterFade:null,set:function(settings){for(var i in settings){if(typeof i==="string"){this[i]=settings[i];}}},init:function(){$$(window).addEvent("load",function(){DOMAssistant.PictureSlides.initSlides();});},initSlides:function(){if(document.getElementById){fadeContainer=$$(this.fadeContainerId);mainImage=$$(this.mainImageId);if(this.useFadeForSlideshow&&(this.useFadingIn||this.useFadingOut)){var fadeTime=(1/this.fadeIncrement1)*this.fadeInterval1;if(this.useFadingIn&&this.useFadingOut){fadeTime=fadeTime*2;}
this.timeForSlideInSlideshow1+=fadeTime;}
thumbnailContainer=$$(this.thumbnailContainerId);if(!this.images){this.images=[];}
preloadImages=this.usePreloading||true;if(this.useThumbnails&&thumbnailContainer){this.imageLinks=thumbnailContainer.cssSelect("a");for(var i=0,il=this.imageLinks.length,link,index,imgSrc,imgRef;i<il;i++){link=$(this.imageLinks[i]);index=function(){return i;}();link.index=index;link.addEvent(this.thumbnailActivationEvent,function(evt){DOMAssistant.PictureSlides.nextImage(this.index);DOMAssistant.preventDefault(evt);return false;});imgSrc=link.href;if(preloadImages){imgRef=new Image();imgRef.src=imgSrc;}
this.images.push([imgSrc,link.title]);}}
else if(preloadImages){for(var j=0,jl=this.images.length,imgCreate;j<jl;j++){imgCreate=new Image();imgCreate.src=this.images[j][0];}}
if(this.images.length>0){if(typeof this.startIndex==="undefined"){this.startIndex=0;}
if(this.useImageText){imageTextContainer=$$(this.imageTextContainerId);if(!imageTextContainer){this.useImageText=false;}}
if(this.useImageCounter){imageCounter=$("#"+this.imageCounterId);}
if(this.useNavigationLinks){previousLink=$("#"+this.previousLinkId);previousLink.addEvent("click",this.previousLinkClick);nextLink=$("#"+this.nextLinkId);nextLink.addEvent("click",this.nextLinkClick);startSlideShowLink=$("#"+this.startSlideShowId);startSlideShowLink.addEvent("click",this.startSlideShowClick);stopSlideShowLink=$("#"+this.stopSlideShowId);stopSlideShowLink.setStyle("display","none");stopSlideShowLink.addEvent("click",this.stopSlideshowClick);}
if(this.useKeyboardShortcuts){$(document).addEvent("keydown",function(evt){DOMAssistant.PictureSlides.keyboardNavigation(evt);});}
if(this.useDimBackgroundForSlideshow&&this.dimBackgroundOverlayId){dimBackgroundOverlay=$$(this.dimBackgroundOverlayId);if(!dimBackgroundOverlay){dimBackgroundOverlay=$(document.body).create("div",{id:this.dimBackgroundOverlayId},true);}
elementOnTopOfDimBackground=$("#"+this.elementOnTopOfDimBackgroundId);elementOnTopOfDimBackground.setStyle({position:"relative","z-index":(dimBackgroundOverlay.getStyle("z-index")+1)});dimmingEnabled=true;}
useMSFilter=(fadeContainer&&typeof fadeContainer.style.filter!=="undefined")||false;if(this.startSlideshowAtLoad){this.startSlideshow();}
if(this.dimBackgroundAtLoad){this.dimBackground();}
else{this.setImage();}}}},previousLinkClick:function(evt){DOMAssistant.preventDefault(evt);DOMAssistant.PictureSlides.previousImage();},nextLinkClick:function(evt){DOMAssistant.preventDefault(evt);DOMAssistant.PictureSlides.nextImage();},startSlideShowClick:function(evt){DOMAssistant.preventDefault(evt);DOMAssistant.PictureSlides.startSlideshow();},stopSlideshowClick:function(evt){DOMAssistant.preventDefault(evt);DOMAssistant.PictureSlides.stopSlideshow();.3},setImage:function(index){index=index||this.startIndex;if(this.imageLinks){this.imageLinks[imageIndex||0].removeClass("selected");try
{this.imageLinks[index].addClass("selected");}
catch(error)
{index=0;}}
mainImage.setAttribute("src",this.images[index][0]);if(this.useImageText){imageTextContainer.replaceContent(this.images[index][1]);}
if(this.useImageCounter){imageCounter.replaceContent((((this.images.length>0)?index:-1)+1)+" / "+this.images.length);}
if(this.useNavigationLinks){if(index>0){previousLink.removeClass("disabled");}
else{previousLink.addClass("disabled");}
if(index<(this.images.length-1)){nextLink.removeClass("disabled");}
else{nextLink.addClass("disabled");}}
imageIndex=index;},nextImage:function(index){if(imageIndex<(this.images.length-1)||typeof index!=="undefined"||this.loopSlideshow){this.currentIndex=(typeof index!=="undefined")?index:(this.loopSlideshow&&imageIndex===(this.images.length-1))?0:(imageIndex+1);if(((this.useFadeForSlideshow&&slideshowIsPlaying)||(!slideshowIsPlaying&&this.useFadeWhenNotSlideshow))&&(this.useFadingOut||this.useFadingIn)){if(this.useFadingOut){this.fadeOut();}
else if(this.useFadingIn){this.fadeIn();}}
else{this.setImage(this.currentIndex);}}},previousImage:function(){if(imageIndex>0){this.currentIndex=imageIndex-1;if(((this.useFadeForSlideshow&&slideshowIsPlaying)||(!slideshowIsPlaying&&this.useFadeWhenNotSlideshow))&&(this.useFadingOut||this.useFadingIn)){if(this.useFadingOut){this.fadeOut();}
else if(this.useFadingIn){this.fadeIn();}}
else{this.setImage(this.currentIndex);}}},setDimBackgroundSize:function(){var width=document.body.offsetWidth;var bodyHeight=document.body.scrollHeight;var height=(typeof window.innerHeight!=="undefined")?window.innerHeight:(document.documentElement)?document.documentElement.clientHeight:document.body.clientHeight;height=(bodyHeight>height)?bodyHeight:height;dimBackgroundOverlay.setStyle({width:width+"px",height:height+"px"});},dimBackground:function(){this.setDimBackgroundSize();dimBackgroundOverlay.setStyle("display","block");},noDimBackground:function(fromStopSlideshow){dimBackgroundOverlay.setStyle("display","none");},startSlideshow:function(){if(this.useNavigationLinks){startSlideShowLink.setStyle("display","none");stopSlideShowLink.setStyle("display","inline");}
slideshowIsPlaying=true;this.slideTimer=setInterval(function(obj){return function(){obj.nextImage();};}(this),this.timeForSlideInSlideshow1);if(dimmingEnabled&&this.useDimBackgroundForSlideshow){this.dimBackground();}},stopSlideshow:function(){clearInterval(this.slideTimer);clearInterval(this.fadeTimer);clearTimeout(this.setImageTimer);if(this.useNavigationLinks){startSlideShowLink.setStyle("display","inline");stopSlideShowLink.setStyle("display","none");}
slideshowIsPlaying=false;if(this.useFadeForSlideshow&&(this.useFadingOut||this.useFadingIn)){this.setFadeParams(true,1,0);this.setFade();}
if(dimmingEnabled){this.noDimBackground();}},fadeIn:function(){this.setFadeParams(true,0,1);this.functionAfterFade=null;this.fadeTimer=setInterval(function(obj){return function(){obj.fade();};}(this),this.fadeInterval1);this.setImage(this.currentIndex);},fadeOut:function(){this.setFadeParams(false,1,0);this.functionAfterFade=this.fadeOutDone;this.fadeTimer=setInterval(function(obj){return function(){obj.fade();};}(this),this.fadeInterval1);},fadeOutDone:function(){if(!this.useFadingIn){alert("no");this.fadeLevel=1;this.setFade();this.setImage(this.currentIndex);}
else{this.fadeIn();}},fade:function(){if((this.fadingIn&&this.fadeLevel<this.fadeEndLevel)||!this.fadingIn&&this.fadeLevel>this.fadeEndLevel){this.fadeLevel=(this.fadingIn)?this.fadeLevel+this.fadeIncrement1:this.fadeLevel-this.fadeIncrement1;this.fadeLevel=Math.round(this.fadeLevel*10)/10;this.setFade();}
else{clearInterval(this.fadeTimer);clearTimeout(this.setImageTimer);if(this.functionAfterFade){this.functionAfterFade();}}},setFade:function(){if(useMSFilter){fadeContainer.style.filter="progid:DXImageTransform.Microsoft.Alpha(opacity="+(this.fadeLevel*100)+")";}
else{fadeContainer.style.opacity=this.fadeLevel;}},setFadeParams:function(fadingIn,fadeLevel,fadeEndLevel){this.fadingIn=fadingIn;this.fadeLevel=fadeLevel;this.fadeEndLevel=fadeEndLevel;},closeSession:function(oEvent){DOMAssistant.PictureSlides=null;},keyboardNavigation:function(evt){var keyCode=evt.keyCode;if(!evt.altKey&&!evt.metaKey&&this.images.length>0){switch(keyCode){case 32:if(slideshowIsPlaying){this.stopSlideshow();}
else{this.startSlideshow();}
DOMAssistant.preventDefault(evt);break;case 37:case 38:this.previousImage();DOMAssistant.preventDefault(evt);break;case 39:case 40:this.nextImage();DOMAssistant.preventDefault(evt);break;}}}};}();