/*
	Slimbox v1.68 - The ultimate lightweight Lightbox clone
	(c) 2007-2008 Christophe Beyls <http://www.digitalia.be>
	MIT-style license.
*/
var Slimbox=(function(){
	var E=window,n=Browser.Engine.trident4,t,g,F=-1,v,D,u,x,L,r,m={},
	s=new Image(),
	J=new Image()
	,H,a,h,p,I,e,G,c,z,K,w,i,d,B;
	
	E.addEvent("domready",function(){
		$(document.body).adopt(
			$$(H=new Element("div",{id:"lbOverlay",events:{click:C}}),
			a=new Element("div",{id:"lbCenter"}),
			G=new Element("div",{id:"lbBottomContainer"})).setStyle("display","none"));
			
		h=new Element("div",{id:"lbImage"}).injectInside(a).adopt(
			p=new Element("div",{styles:{position:"relative"}}).adopt(
				I=new Element("a",{id:"lbPrevLink",href:"#",events:{click:A}}),
				e=new Element("a",{id:"lbNextLink",href:"#",events:{click:f}})));
		
		c=new Element("div",{id:"lbBottom"}).injectInside(G).adopt(
			new Element("a",{id:"lbCloseLink",href:"#",events:{click:C}}),
//			new Element("div",{id:"lbCaption2"}),
			z=new Element("div",{id:"lbCaption"}),
			K=new Element("div",{id:"lbNumber"}),
			new Element("div",{styles:{clear:"both"}}))
	}
);
		
function y()
{
	var M=E.getScroll(),N=E.getSize();
	$$(a,G).setStyle("left",M.x+(N.x/2));
	if(u){H.setStyles({left:M.x,top:M.y,width:N.x,height:N.y})}
}
function l(M)
{
	["object",n?"select":"embed"].forEach(function(O){
		Array.forEach(document.getElementsByTagName(O),function(P){
			if(M){P._slimbox=P.style.visibility}
			P.style.visibility=M?"hidden":P._slimbox})});
			
	H.style.display=M?"":"none";
	var N=M?"addEvent":"removeEvent";
	E[N]("scroll",y)[N]("resize",y);
	document[N]("keydown",o)
}
function o(N)
{
	var M=N.code;
	return t.closeKeys.contains(M)?C():t.nextKeys.contains(M)?f():t.previousKeys.contains(M)?A():false
}
function A(){return b(v)}function f(){return b(D)}
function b(M)
{
	if(M>=0)
	{
		F=M;
		v=(F||(t.loop?g.length:0))-1;
		D=((F+1)%g.length)||(t.loop?0:-1);
		q();
		a.className="lbLoading";
		m=new Image();
		m.onload=k;
		m.src=g[M][0]
	}
	return false
}
function k()
{
	a.className="";
	d.set(0);
	h.setStyles({backgroundImage:"url("+m.src+")",display:""});
	p.setStyle("width",m.width);
	$$(p,I,e).setStyle("height",m.height);
	z.set("html",g[F][1]||"");
	K.set("html",(((g.length>1)&&t.counterText)||"").replace(/{x}/,F+1).replace(/{y}/,g.length));
	if(v>=0){s.src=g[v][0]}
	if(D>=0){J.src=g[D][0]}
	L=h.offsetWidth;
	r=h.offsetHeight;
	var N=Math.max(0,x-(r/2)),M;
	if(a.offsetHeight!=r){i.start({height:r,top:N})}
	if(a.offsetWidth!=L){i.start({width:L,marginLeft:-L/2})}
	M=function(){
		G.setStyles({width:L,top:N+r,marginLeft:-L/2,visibility:"hidden",display:""});
		d.start(1)};
	if(i.check(M)){M()}
}
function j()
{
	if(v>=0){I.style.display=""}
	if(D>=0){e.style.display=""}
	B.set(-c.offsetHeight).start(0);
	G.style.visibility=""
}
function q()
{
	m.onload=$empty;
	m.src=s.src=J.src="";
	i.cancel();
	d.cancel();
	B.cancel();
	$$(I,e,h,G).setStyle("display","none")
}
function C()
{
	if(F>=0)
	{
		q();
		F=v=D=-1;
		a.style.display="none";
		w.cancel().chain(l).start(0)
	}
	return false
}
Element.implement({slimbox:function(M,N){$$(this).slimbox(M,N);return this}});
Elements.implement({slimbox:function(M,P,O){
	P=P||function(Q){return[Q.href,Q.title]};
	O=O||function(){return true};
	var N=this;
	N.removeEvents("click").addEvent("click",function(){
		var Q=N.filter(O,this);
		return Slimbox.open(Q.map(P),Q.indexOf(this),M)});
	return N}});
	
	return{open:function(O,N,M){t=$extend({loop:false,overlayOpacity:0.5,overlayFadeDuration:400,resizeDuration:400,resizeTransition:false,initialWidth:250,initialHeight:250,imageFadeDuration:400,captionAnimationDuration:400,counterText:"{x} / {y}",closeKeys:[27,88,67],previousKeys:[37,80],nextKeys:[39,78]},M||{});
	w=new Fx.Tween(H,{property:"opacity",duration:t.overlayFadeDuration});
	i=new Fx.Morph(a,$extend({duration:t.resizeDuration,link:"chain"},t.resizeTransition?{transition:t.resizeTransition}:{}));
	d=new Fx.Tween(h,{property:"opacity",duration:t.imageFadeDuration,onComplete:j});
	B=new Fx.Tween(c,{property:"margin-top",duration:t.captionAnimationDuration});
	if(typeof O=="string"){O=[[O,N]];N=0}
	x=E.getScrollTop()+(E.getHeight()/2);
	L=t.initialWidth;
	r=t.initialHeight;
	a.setStyles({top:Math.max(0,x-(r/2)),width:L,height:r,marginLeft:-L/2,display:""});
	u=n||(H.currentStyle&&(H.currentStyle.position!="fixed"));
	if(u){H.style.position="absolute"}
	w.set(0).start(t.overlayOpacity);
	y();l(1);g=O;
	t.loop=t.loop&&(g.length>1);return b(N)}}})();

// AUTOLOAD CODE BLOCK (MAY BE CHANGED OR REMOVED)
Slimbox.scanPage = function() {
	$$(document.links).filter(function(el) {
		return el.rel && el.rel.test(/^lightbox/i);
	}).slimbox({/* Put custom options here */}, null, function(el) {
			return (this == el) || ((this.rel.length > 8) && (this.rel == el.rel));
	});
};
window.addEvent("domready", Slimbox.scanPage);