/*
	Slimbox v1.5 - The ultimate lightweight Lightbox clone
	(c) 2007-2008 Christophe Beyls <http://www.digitalia.be>
	MIT-style license.
*/
var Slimbox;(function(){
  var G=0,F,L,B,O,Z,E,M,I=new Image(),K=new Image(),V,Y,P,H,U,X,J,W,C;
  window.addEvent("domready",function(){
    Z=T.bindWithEvent();
    $(document.body).adopt(
      $$([V=new Element("div",{id:"lbOverlay"}),
      Y=new Element("div",{id:"lbCenter"}),
      X=new Element("div",{id:"lbBottomContainer"})])
      .setStyle("display","none")
    );
    
    P = new Element("div",{id:"lbImage"}).injectInside(Y).adopt(
      H = new Element("a",{id:"lbPrevLink",href:"#"}),
      U = new Element("a",{id:"lbNextLink",href:"#"})
    );
    
    H.onclick=D;
    U.onclick=R;
    
    var b;
    
    J = new Element("div",{id:"lbBottom"}).injectInside(X).adopt(
      b = new Element("a",{id:"lbCloseLink",href:"#"}),
      W = new Element("div",{id:"lbCaption"}),
      C = new Element("div",{id:"lbNumber"}),
      new Element("div",{styles:{clear:"both"}})
    );
      
    b.onclick = V.onclick = N;
    E={overlay:V.effect("opacity",{duration:500}).set(0),
    image:P.effect("opacity",{duration:500,onComplete:A}),
    bottom:J.effect("margin-top",{duration:400})
    }
  });
    
  Slimbox={
    open:function(d,c,b){
      F=$extend({
        overlayOpacity:0.8,
        resizeDuration:400,
        resizeTransition:false,
        initialWidth:250,
        initialHeight:250,
        animateCaption:true,
        showCounter:true,
        counterText:"Image {x} of {y}"
      },
        b||{}
      );
      
      if(typeof d=="string"){
        d=[[d,c]];
        c=0
      }
      
      L=d;
      a();
    
      Q(true);
    
      O=window.getScrollTop()+(window.getHeight()/15);
      
      E.resize = Y.effects($extend(
        {duration:F.resizeDuration,onComplete:A},
        F.resizeTransition?{transition:F.resizeTransition}:{}
      ));
      
      Y.setStyles({
        top:O,
        width:F.initialWidth,
        height:F.initialHeight,
        marginLeft:-(F.initialWidth/2),
        display:""
      });
      
      E.overlay.start(F.overlayOpacity);
      return S(c)
    }
  };
  
  Element.extend({slimbox:function(b,c){$$(this).slimbox(b,c)}});
  Elements.extend({slimbox:function(b,e,d){e=e||function(f){return[f.href,f.title,f.rev]};
  d=d||function(){return true};
  var c=this;
  
  c.forEach(function(f){
    f.onclick=function(){
      var g=c.filter(d,this);
      return Slimbox.open(g.map(e),g.indexOf(this),b)}}
    )}
  });
      
  function a(){V.setStyles({top:window.getScrollTop(),height:window.getHeight()})}
  function Q(b){$$("object",window.ie?"select":"embed").forEach(function(d){if(b){d.slimbox=d.style.visibility}d.style.visibility=b?"hidden":d.slimbox});V.style.display=b?"":"none";var c=b?"addEvent":"removeEvent";window[c]("scroll",a)[c]("resize",a);document[c]("keydown",Z)}function T(b){switch(b.code){case 27:case 88:case 67:N();break;case 37:case 80:D();break;case 39:case 78:R()}b.preventDefault()}function D(){return S(B-1)}function R(){return S(B+1)}
  
  function S(b){
    if((G>1)||(b<0)||(b>=L.length)){
      return false
    }
    
    G=2;B=b;
    $$(H,U,P,X).setStyle("display","none");
    //E.bottom.stop().set(0);
    E.image.set(0);
    Y.className="lbLoading";
    M=new Image();
    M.onload=A;
    M.src=L[b][0];
    return false
  }
  
  function A(){
    switch(G++){
      case 2:
        Y.className="";
        P.setStyles({backgroundImage:"url("+L[B][0]+")",display:""});
        $$(P,J).setStyle("width",M.width);
        $$(P,H,U).setStyle("height",M.height);
        
        var imageUrl = ' <a href="' + L[B][2] + '">[download]</a>';
        var imageText = L[B][1]||"";
        
        W.setHTML(imageText + imageUrl);
        C.setHTML((F.showCounter&&(L.length>1))?F.counterText.replace(/{x}/,B+1).replace(/{y}/,L.length):"");
        if(B){I.src=L[B-1][0]}
        if(B!=(L.length-1)){K.src=L[B+1][0]}
        if(Y.clientHeight!=P.offsetHeight){E.resize.start({height:P.offsetHeight});break}
        G++;
      case 3:
        if(Y.clientWidth!=P.offsetWidth){
          E.resize.start({width:P.offsetWidth,marginLeft:-P.offsetWidth/2});
          break
        }
        
        G++;
      case 4:
        X.setStyles({top:O+Y.clientHeight,height:0,marginLeft:Y.style.marginLeft,display:""});
        E.image.start(1);break;
      case 5:
        if(B){
          H.style.display = "";
        }
        
        if(B<(L.length-1)){
          U.style.display = "";
        }
        
        if(F.animateCaption){
          E.bottom.set(-J.offsetHeight).start(0)
        }
        X.style.height="";
        G=1
    }
  }
  
  function N(){
    if(!G){
      return false
    }
    
    G=0;
    M.onload = Class.empty;
    
    for(var b in E){
      //E[b].stop()
    }
    
    $$(Y,X).setStyle("display","none");
    E.overlay.chain(Q).start(0);
    return false;
  }
})();

// AUTOLOAD CODE BLOCK (MAY BE CHANGED OR REMOVED)
Slimbox.scanPage = function() {
	var links = $$("a").filter(function(el) {
		return el.rel && el.rel.test(/^lightbox/i);
	});
	// PUT YOUR CUSTOM OPTIONS INSIDE THE FOLLOWING {}
	$$(links).slimbox({}, null, function(el) {
		return (this == el) || ((this.rel.length > 8) && (this.rel == el.rel));
	});
};
window.addEvent("domready", Slimbox.scanPage);