var SlideDDShow=new Class({Implements:[Options],options:{cssPrefix:'sdd',bgColor:'black',bgOpacity:0.6,speed:1000,transition:Fx.Transitions.Sine.easeInOut,imgCriteria:'img',initSize:{x:300,y:250},interval:4000,imageClick:true,arrowOpacity:0.01,margin:20,glow:false,glowSize:40,largeUrl:function(image){return image.getParent().href;},createTitleBar:false,createTitleDisplay:false,showOnePic:false},container:null,main:null,images:null,currentImage:null,currentTitle:"",titlebar:null,totalWidth:0,totalHeight:0,slideshow:false,slideshowInterval:null,titlediv:false,initialize:function(container,options){this.container=container;this.setOptions(options);window.addEvent('domready',function(){this.container=$(this.container);this.images=this.container.getElements(this.options.imgCriteria);if(this.images.length<=1){this.options.showOnePic=true;}
this.images.each(function(image){if(image.getParent().getTag()=='a'){image.bigSrc=this.options.largeUrl(image);image.addEvent('click',function(e){new Event(e).stop();this.loadImage(image);}.bind(this));}}.bind(this));}.bind(this));},startSlideshow:function(){this.slideshow=true;this.loadNextImage();},stopSlideshow:function(){window.clearInterval(this.slideshowInterval);this.slideshowInterval=null;this.slideshow=false;if(this.options.createTitleBar){this.titlebar.setHTML('');this.options.createTitleBar(this);}},loadNextImage:function(){window.clearInterval(this.slideshowInterval);this.loadImage(this.getNextImage());},getNextImage:function(){if(this.images.length==0){return;}
var found=false;var next=null;if(this.currentImage){this.images.each(function(image){if(found&&!next){next=image;}
if(image.bigSrc==this.currentImage.src){found=true;}}.bind(this));}
if(!next){next=this.images[0];}
return next;},getPrevImage:function(){if(this.images.length==0){return;}
var found=false;var prev=null;if(this.currentImage){this.images.each(function(image){if(image.bigSrc==this.currentImage.src){found=true;}
if(!found){prev=image;}}.bind(this));}
if(!prev){prev=this.images[this.images.length-1];}
return prev;},loadPrevImage:function(){window.clearInterval(this.slideshowInterval);this.loadImage(this.getPrevImage());},loadImage:function(image){window.clearInterval(this.slideshowInterval);if(!this.currentImage)this.draw();if(this.nextArrow){this.nextArrow.fx.start({opacity:0.001})
this.prevArrow.fx.start({opacity:0.001})}
this.showLoadingImage();var img=new Asset.image(image.bigSrc,{title:!this.options.createTitleDisplay?image.title:"",alt:image.alt,'class':this.options.cssPrefix+'_image',onload:function(){if(this.slideshow){this.slideshowInterval=window.setInterval(this.loadNextImage.bind(this),this.options.interval);}
if(!this.options.showOnePic&&this.options.imageClick){img.addEvent('click',function(e){this.imageclick(img,e);}.bind(this));}
img.oW=img.getSize().size.x;img.oH=img.getSize().size.y;var show=function(){this.currentTitle=image.title;this.currentImage=img;this.main.moveToCenter(function(){img.setStyles({position:'relative',width:'100%',height:'100%'});this.hideLoadingImage(function(){img.fx.start({opacity:1});});this.showTitle();var preload1=this.getNextImage();if(preload1)new Asset.image(preload1.bigSrc);var preload2=this.getPrevImage();if(preload2)new Asset.image(preload2.bigSrc);}.bind(this));}.bind(this);if(this.currentImage){this.currentImage.fadeOut(show);}
else{this.currentImage=img;show();}}.bind(this)});img.fx=new Fx.Styles(img,{wait:false,transition:this.options.transition,duration:this.options.speed*0.4});img.fadeOut=function(oc){img.fx.onComplete=function(){img.remove();if(oc)oc();};img.fx.start({opacity:0.001});};img.setStyles({opacity:0.001,position:'absolute',cursot:'pointer'});img.inject(this.mainImages);},imageclick:function(img,e){var middle=img.getPosition().x+img.getSize().size.x/2;if(e.page.x>middle){this.loadNextImage();}
else{this.loadPrevImage();}},showLoadingImage:function(){this.hideTitle();this.loadingImg.fx.set({display:null});this.loadingImg.fx.onComplete=function(){};this.loadingImg.fx.start({opacity:1});},hideLoadingImage:function(oC){this.loadingImg.fx.onComplete=function(){this.loadingImg.fx.set({display:'none'});oC();}.bind(this);this.loadingImg.fx.start({opacity:0.001});},close:function(){this.stopSlideshow();window.removeEvent('scroll',this.main.moveToCenter.bind(this));window.removeEvent('resize',this.main.moveToCenter.bind(this));this.currentImage=null;this.bodyOpacityDiv.fx.onComplete=function(){this.bodyOpacityDiv.remove();this.loadingImg.remove();}.bind(this);this.bodyOpacityDiv.fx.start({'opacity':0.001});this.main.fx.onComplete=function(){this.main.remove();}.bind(this);this.main.fx.start({'opacity':0.001});this.bodyOpacityDiv.fx.start({'opacity':0.001});},draw:function(){var scrollsizeX=document.getScrollSize().x;var scrollsizeY=document.getScrollSize().y;this.bodyOpacityDiv=new Element('div',{styles:{position:'absolute',top:0,left:0,width:window.getSize().size.x,height:window.getSize().size.y,backgroundColor:this.options.bgColor,opacity:0.0001}}).inject(document.body);this.bodyOpacityDiv.fx=new Fx.Styles(this.bodyOpacityDiv,{wait:false,transition:this.options.transition,duration:this.options.speed/2}).start({'opacity':this.options.bgOpacity});this.bodyOpacityDiv.addEvent('click',this.close.bind(this));this.main=new Element('div',{'class':this.options.cssPrefix,styles:{position:'absolute',opacity:0.0001}}).inject(document.body);this.content=new Element('div',{'class':this.options.cssPrefix+"_content"});this.drawGlow();if(this.options.createTitleBar){this.titlebar=new Element('div',{'class':this.options.cssPrefix+'_titlebar'}).inject(this.content);}
this.mainImages=new Element('div',{'class':this.options.cssPrefix+"_images",styles:{position:'relative',overflow:'hidden',left:0,top:0}}).inject(this.content);if(!this.options.showOnePic&&this.options.imageClick){this.mainImages.setStyle('cursor','pointer');}
this.mainImages.fx=new Fx.Styles(this.mainImages,{wait:false,transition:this.options.transition,duration:this.options.speed*0.2});this.drawArrows();this.drawLoadingImage();if(this.nextArrow){this.bodyOpacityDiv.addEvent('mouseover',function(){this.prevArrow.fx.start({'opacity':0.001});this.nextArrow.fx.start({'opacity':0.001});}.bind(this));this.mainImages.addEvent('mouseover',function(e){if(e.target.getTag()!='img')return;this.prevArrow.fx.start({'opacity':this.options.arrowOpacity});this.nextArrow.fx.start({'opacity':this.options.arrowOpacity});}.bind(this));}
this.main.moveToCenter=function(oc){this.bodyOpacityDiv.setStyles({width:window.getSize().size.x,height:window.getSize().size.y,top:document.getScroll().y,left:document.getScroll().x});this.main.fx=new Fx.Styles(this.main,{wait:false,transition:this.options.transition,duration:this.options.speed*0.2,onComplete:oc?oc:null});var width,height;var subX=this.main.getSize().size.x-this.mainImages.getSize().size.x;var subY=this.main.getSize().size.y-this.mainImages.getSize().size.y;var scrollsizeX=Math.min(document.getScrollSize().x,window.getSize().size.x);var scrollsizeY=Math.min(document.getScrollSize().y,window.getSize().size.y);var borderX=parseInt(this.mainImages.getStyle('borderLeft'))+parseInt(this.mainImages.getStyle('borderRight'));var borderY=parseInt(this.mainImages.getStyle('borderTop'))+parseInt(this.mainImages.getStyle('borderBottom'));if(this.currentImage){width=this.currentImage.oW
height=this.currentImage.oH;maxWidth=window.getSize().size.x-2*this.options.margin-subX;maxHeight=window.getSize().size.y-2*this.options.margin-subY;if(width>maxWidth){var old=width;width=maxWidth;height=width/old*height;}
if(height>maxHeight){var old=height;height=maxHeight;width=height/old*width;}
this.main.fx.start({left:(scrollsizeX-width-subX)/2+document.getScroll().x,top:(scrollsizeY-height-subY)/2+document.getScroll().y,opacity:1});this.mainImages.fx.start({width:width-borderX,height:height-borderY});var x=document.getScroll().x+(window.getSize().size.x-this.loadingImg.sizeX)/2;this.loadingImg.setStyle('left',x);var y=document.getScroll().y+(window.getSize().size.y-this.loadingImg.sizeY)/2;this.loadingImg.setStyle('top',y);}
else{width=this.options.initSize.x;height=this.options.initSize.y;this.mainImages.fx.start({opacity:1});}
if(this.options.createTitleBar&&this.currentImage!=null){this.titlebar.setHTML('');this.options.createTitleBar(this);}}.bind(this);this.main.setToCenter=function(){var scrollsizeX=Math.min(document.getScrollSize().x,window.getSize().size.x);var scrollsizeY=Math.min(document.getScrollSize().y,window.getSize().size.y);this.main.setStyles({left:scrollsizeX/2-this.main.getSize().size.x/2,top:scrollsizeY/2-this.main.getSize().size.y/2});}.bind(this);this.main.setToCenter();this.main.moveToCenter();window.addEvent('scroll',this.main.moveToCenter.bind(this));window.addEvent('resize',this.main.moveToCenter.bind(this));},drawArrows:function(){if(this.options.showOnePic)return;this.nextArrow=new Element('div',{'class':this.options.cssPrefix+"_nextArrow",styles:{position:'absolute',opacity:0.0001,right:0}}).inject(this.mainImages);this.nextArrow.fx=new Fx.Styles(this.nextArrow,{wait:false,transition:this.options.transition,duration:this.options.speed*0.2});this.nextArrow.addEvent('mouseover',function(){this.nextArrow.fx.start({'opacity':1});}.bind(this));this.nextArrow.addEvent('mouseout',function(){this.nextArrow.fx.start({'opacity':this.options.arrowOpacity});}.bind(this));this.prevArrow=new Element('div',{'class':this.options.cssPrefix+"_prevArrow",styles:{position:'absolute',opacity:0.0001,left:0}}).inject(this.mainImages);this.prevArrow.fx=new Fx.Styles(this.prevArrow,{wait:false,transition:this.options.transition,duration:this.options.speed*0.2});this.prevArrow.addEvent('mouseover',function(){this.prevArrow.fx.start({'opacity':1});}.bind(this));this.prevArrow.addEvent('mouseout',function(){this.prevArrow.fx.start({'opacity':this.options.arrowOpacity});}.bind(this));this.nextArrow.addEvent('click',function(){this.loadNextImage();}.bind(this));this.prevArrow.addEvent('click',function(){this.slideshow=false;this.loadPrevImage();}.bind(this));},drawLoadingImage:function(){this.loadingImg=new Element('div',{'class':this.options.cssPrefix+"_loading",styles:{position:'absolute',opacity:0.0001,left:'50%',top:'50%'}}).inject(document.body);this.loadingImg.sizeX=this.loadingImg.getSize().size.x;this.loadingImg.sizeY=this.loadingImg.getSize().size.y;this.loadingImg.fx=new Fx.Styles(this.loadingImg,{wait:false,transition:this.options.transition,duration:this.options.speed*0.2});},drawGlow:function(){if(this.options.glow&&(!navigator.appName.match(/xplorer/)||navigator.appVersion.match(/\s+\d\.\d/)>6)){var glowtable=new Element('table',{styles:{borderCollapse:'collapse'}});var glowtablebody=new Element('tbody').inject(glowtable);var tr=new Element('tr').inject(glowtablebody);new Element('td',{'class':this.options.cssPrefix+"_glow_nw",styles:{padding:0,width:this.options.glowSize,height:this.options.glowSize}}).inject(tr);new Element('td',{'class':this.options.cssPrefix+"_glow_n",styles:{padding:0}}).inject(tr);new Element('td',{'class':this.options.cssPrefix+"_glow_ne",styles:{padding:0,width:this.options.glowSize,height:this.options.glowSize}}).inject(tr);var tr=new Element('tr').inject(glowtablebody);new Element('td',{'class':this.options.cssPrefix+"_glow_w",styles:{padding:0,width:this.options.glowSize}}).inject(tr);var c=new Element('td',{styles:{padding:0}}).inject(tr);this.content.inject(c);new Element('td',{'class':this.options.cssPrefix+"_glow_e",styles:{padding:0,width:this.options.glowSize}}).inject(tr);var tr=new Element('tr').inject(glowtablebody);new Element('td',{'class':this.options.cssPrefix+"_glow_sw",styles:{padding:0,width:this.options.glowSize,height:this.options.glowSize}}).inject(tr);new Element('td',{'class':this.options.cssPrefix+"_glow_s",styles:{padding:0,width:this.options.glowSize}}).inject(tr);new Element('td',{'class':this.options.cssPrefix+"_glow_se",styles:{padding:0,width:this.options.glowSize,height:this.options.glowSize}}).inject(tr);glowtable.inject(this.main);}
else{this.content.inject(this.main);}},hideTitle:function(){if(!this.options.createTitleDisplay||!this.titlediv){return;}
if(this.titlediv!=false){this.titlediv.fx.onComplete=function(){this.titlediv.remove();}.bind(this);this.titlediv.fx.start({opacity:0});}},showTitle:function(){if(!this.options.createTitleDisplay){return;}
var title=this.currentTitle;if(title.trim()=="")return;this.titlediv=new Element('div',{'class':this.options.cssPrefix+"_title",styles:{opacity:0.0001}}).inject(this.mainImages);this.options.createTitleDisplay(this);this.titlediv.fx=new Fx.Styles(this.titlediv,{wait:false,transition:this.options.transition,duration:this.options.speed*0.2});this.titlediv.fx.start({opacity:1});}});