/*
	Slimbox v1.7 - The ultimate lightweight Lightbox clone
	(c) 2007-2009 Christophe Beyls <http://www.digitalia.be>
	MIT-style license.
*/
var Slimbox=(function(){var F=window,n=Browser.Engine.trident4,u,g,G=-1,o,w,E,v,y,M,s,m={},t=new Image(),K=new Image(),I,a,h,q,J,e,H,c,A,L,x,i,d,C;F.addEvent("domready",function(){$(document.body).adopt($$(I=new Element("div",{id:"lbOverlay",events:{click:D}}),a=new Element("div",{id:"lbCenter"}),H=new Element("div",{id:"lbBottomContainer"})).setStyle("display","none"));h=new Element("div",{id:"lbImage"}).injectInside(a).adopt(q=new Element("div",{styles:{position:"relative"}}).adopt(J=new Element("a",{id:"lbPrevLink",href:"#",events:{click:B}}),e=new Element("a",{id:"lbNextLink",href:"#",events:{click:f}})));c=new Element("div",{id:"lbBottom"}).injectInside(H).adopt(new Element("a",{id:"lbCloseLink",href:"#",events:{click:D}}),A=new Element("div",{id:"lbCaption"}),L=new Element("div",{id:"lbNumber"}),new Element("div",{styles:{clear:"both"}}))});function z(){var N=F.getScroll(),O=F.getSize();$$(a,H).setStyle("left",N.x+(O.x/2));if(v){I.setStyles({left:N.x,top:N.y,width:O.x,height:O.y})}}function l(N){["object",n?"select":"embed"].forEach(function(P){Array.forEach(document.getElementsByTagName(P),function(Q){if(N){Q._slimbox=Q.style.visibility}Q.style.visibility=N?"hidden":Q._slimbox})});I.style.display=N?"":"none";var O=N?"addEvent":"removeEvent";F[O]("scroll",z)[O]("resize",z);document[O]("keydown",p)}function p(O){var N=O.code;return u.closeKeys.contains(N)?D():u.nextKeys.contains(N)?f():u.previousKeys.contains(N)?B():false}function B(){return b(w)}function f(){return b(E)}function b(N){if(N>=0){G=N;o=g[N][0];w=(G||(u.loop?g.length:0))-1;E=((G+1)%g.length)||(u.loop?0:-1);r();a.className="lbLoading";m=new Image();m.onload=k;m.src=o}return false}function k(){a.className="";d.set(0);h.setStyles({backgroundImage:"url("+o+")",display:""});q.setStyle("width",m.width);$$(q,J,e).setStyle("height",m.height);A.set("html",g[G][1]||"");L.set("html",(((g.length>1)&&u.counterText)||"").replace(/{x}/,G+1).replace(/{y}/,g.length));if(w>=0){t.src=g[w][0]}if(E>=0){K.src=g[E][0]}M=h.offsetWidth;s=h.offsetHeight;var P=Math.max(0,y-(s/2)),N=0,O;if(a.offsetHeight!=s){N=i.start({height:s,top:P})}if(a.offsetWidth!=M){N=i.start({width:M,marginLeft:-M/2})}O=function(){H.setStyles({width:M,top:P+s,marginLeft:-M/2,visibility:"hidden",display:""});d.start(1)};if(N){i.chain(O)}else{O()}}function j(){if(w>=0){J.style.display=""}if(E>=0){e.style.display=""}C.set(-c.offsetHeight).start(0);H.style.visibility=""}function r(){m.onload=$empty;m.src=t.src=K.src=o;i.cancel();d.cancel();C.cancel();$$(J,e,h,H).setStyle("display","none")}function D(){if(G>=0){r();G=w=E=-1;a.style.display="none";x.cancel().chain(l).start(0)}return false}Element.implement({slimbox:function(N,O){$$(this).slimbox(N,O);return this}});Elements.implement({slimbox:function(N,Q,P){Q=Q||function(R){return[R.href,R.title]};P=P||function(){return true};var O=this;O.removeEvents("click").addEvent("click",function(){var R=O.filter(P,this);return Slimbox.open(R.map(Q),R.indexOf(this),N)});return O}});return{open:function(P,O,N){u=$extend({loop:false,overlayOpacity:0.8,overlayFadeDuration:400,resizeDuration:400,resizeTransition:false,initialWidth:250,initialHeight:250,imageFadeDuration:400,captionAnimationDuration:400,counterText:"Image {x} of {y}",closeKeys:[27,88,67],previousKeys:[37,80],nextKeys:[39,78]},N||{});x=new Fx.Tween(I,{property:"opacity",duration:u.overlayFadeDuration});i=new Fx.Morph(a,$extend({duration:u.resizeDuration,link:"chain"},u.resizeTransition?{transition:u.resizeTransition}:{}));d=new Fx.Tween(h,{property:"opacity",duration:u.imageFadeDuration,onComplete:j});C=new Fx.Tween(c,{property:"margin-top",duration:u.captionAnimationDuration});if(typeof P=="string"){P=[[P,O]];O=0}y=F.getScrollTop()+(F.getHeight()/2);M=u.initialWidth;s=u.initialHeight;a.setStyles({top:Math.max(0,y-(s/2)),width:M,height:s,marginLeft:-M/2,display:""});v=n||(I.currentStyle&&(I.currentStyle.position!="fixed"));if(v){I.style.position="absolute"}x.set(0).start(u.overlayOpacity);z();l(1);g=P;u.loop=u.loop&&(g.length>1);return b(O)}}})();

// 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);

/******************************************************************/
/* This is a modified version designed to be compatible with      */
/* Mootools 1.2. Please see:                                      */
/* http://forum.e-magine.ro/topic/moodal-box-with-mootools-12     */
/******************************************************************/
/* Modified by Rhydian Roberts: www.voidsystems.co.uk/moodalbox   */
/******************************************************************/

/******************************************************************/
/*                        MOOdalBox 1.2.1                         */
/* A modal box (inline popup), used to display remote content     */
/* loaded using AJAX, written for the mootools framework          */
/*         by Razvan Brates, razvan [at] e-magine.ro              */
/******************************************************************/
/*               http://www.e-magine.ro/moodalbox                 */
/******************************************************************/
/*                                                                */
/* MIT style license:                                             */
/* http://en.wikipedia.org/wiki/MIT_License                       */
/*                                                                */
/* mootools found at:                                             */
/* http://mootools.net/                                           */
/*                                                                */
/* Original code based on "Slimbox", by Christophe Beyls:         */
/* http://www.digitalia.be/software/slimbox                       */
/******************************************************************/

// Constants defined here can be changed for easy config / translation
// (defined as vars, because of MSIE's lack of support for const)

var _ERROR_MESSAGE = "Oops.. there was a problem with your request.<br /><br />" +
					"Please try again.<br /><br />" +
					"<em>Click anywhere to close.</em>"; // the error message displayed when the request has a problem
var _RESIZE_DURATION 		= 400; 		// Duration of height and width resizing (ms)
var _INITIAL_WIDTH			= 250;		// Initial width of the box (px)
var _INITIAL_HEIGHT			= 250;		// Initial height of the box (px)
var _CONTENTS_WIDTH 		= 500;		// Actual width of the box (px)
var _CONTENTS_HEIGHT		= 400;		// Actual height of the box (px)
var _DEF_CONTENTS_WIDTH		= 500;		// Default width of the box (px) - used for resetting when a different setting was used
var _DEF_CONTENTS_HEIGHT	= 400;		// Default height of the box (px) - used for resetting when a different setting was used
var _ANIMATE_CAPTION		= true;		// Enable/Disable caption animation
var _EVAL_SCRIPTS			= true;	// Option to evaluate scripts in the response text
var _EVAL_RESPONSE			= false;	// Option to evaluate the whole response text

// The MOOdalBox object in its beauty
var MOOdalBox = {
	
	// init the MOOdalBox
	init: function (options) {
		
		// init default options
		this.options = Object.extend({
			resizeDuration: 	_RESIZE_DURATION,
			initialWidth: 		_INITIAL_WIDTH,	
			initialHeight: 		_INITIAL_HEIGHT,
			contentsWidth: 		_CONTENTS_WIDTH,
			contentsHeight: 	_CONTENTS_HEIGHT,
			defContentsWidth: 	_DEF_CONTENTS_WIDTH,
			defContentsHeight: 	_DEF_CONTENTS_HEIGHT,
			animateCaption: 	_ANIMATE_CAPTION,
			evalScripts: 		_EVAL_SCRIPTS,
			evalResponse: 		_EVAL_RESPONSE
		}, options || {});
		
		// scan anchors for those opening a MOOdalBox
		this.anchors = [];
		$A($$('a')).each(function(el){
			// we use a regexp to check for links that 
			// have a rel attribute starting with "moodalbox"
			if(el.rel && el.href && el.rel.test('^moodalbox', 'i')) {
				el.onclick = this.click.pass(el, this);
				this.anchors.push(el);
			}
		}, this);
		
		// add event listeners
		this.eventKeyDown = this.keyboardListener.bindWithEvent(this);
		this.eventPosition = this.position.bind(this);
		
		// init the HTML elements
		// the overlay (clickable to close)
		this.overlay = new Element('div').setProperty('id', 'mb_overlay').injectInside(document.body);
		// the center element
		this.center = new Element('div').setProperty('id', 'mb_center').setStyles({width: this.options.initialWidth+'px', height: this.options.initialHeight+'px', marginLeft: '-'+(this.options.initialWidth/2)+'px', display: 'none'}).injectInside(document.body);
		// the actual page contents
		this.contents = new Element('div').setProperty('id', 'mb_contents').injectInside(this.center);

		// the bottom part (caption / close)
		this.bottom = new Element('div').setProperty('id', 'mb_bottom').setStyle('display', 'none').injectInside(document.body);
		this.closelink = new Element('a').setProperties({id: 'mb_close_link', href: '#'}).injectInside(this.bottom);
		this.caption = new Element('div').setProperty('id', 'mb_caption').injectInside(this.bottom);
		new Element('div').setStyle('clear', 'both').injectInside(this.bottom);
		
		this.error = new Element('div').setProperty('id', 'mb_error').set('html',_ERROR_MESSAGE);
		
		// attach the close event to the close button / the overlay
		this.closelink.onclick = this.overlay.onclick = this.close.bind(this);
		
		// init the effects
		var nextEffect = this.nextEffect.bind(this);
		this.fx = {
			overlay:	new Fx.Tween(this.overlay, {property: "opacity", duration: 500}).set(0),
			resize:		new Fx.Morph(this.center, $extend({duration: this.options.resizeDuration, onComplete: nextEffect}, this.options.resizeTransition ? {transition: this.options.resizeTransition} : {})),
			contents:	new Fx.Tween(this.contents, {property: "opacity", duration: 500, onComplete: nextEffect}),
			bottom:		new Fx.Morph(this.bottom, $extend({duration: 400, onComplete: nextEffect}, this.options.resizeTransition ? {transition: this.options.resizeTransition} : {}))
		};
		
		this.ajaxRequest = Class.empty;

	},
	
	click: function(link) {
		return this.open (link.href, link.title, link.rel);
	},

	open: function(sLinkHref, sLinkTitle, sLinkRel) {
		this.href = sLinkHref;
		this.title = sLinkTitle;
		this.rel = sLinkRel;
		this.position();
		this.setup(true);
		this.top = Window.getScrollTop() + (Window.getHeight() / 15);
		this.center.setStyles({top: this.top+'px', display: ''});
		this.fx.overlay.start(0.8);
		return this.loadContents(sLinkHref);
	},

	position: function() {
		this.overlay.setStyles({top: Window.getScrollTop()+'px', height: Window.getHeight()+'px'});
	},

	setup: function(open) {
		var elements = $A($$('object'));
		elements.extend($$(window.ActiveXObject ? 'select' : 'embed'));
		elements.each(function(el){ el.style.visibility = open ? 'hidden' : ''; });
		var fn = open ? 'addEvent' : 'removeEvent';
		window[fn]('scroll', this.eventPosition)[fn]('resize', this.eventPosition);
		document[fn]('keydown', this.eventKeyDown);
		this.step = 0;
	},
	
	loadContents: function() {		
		if(this.step) return false;
		this.step = 1;
		
		// check to see if there are specified dimensions
		// if not, fall back to default values
		var aDim = this.rel.match(/[0-9]+/g);
		this.options.contentsWidth = (aDim && (aDim[0] > 0)) ? aDim[0] : this.options.defContentsWidth;
		this.options.contentsHeight = (aDim && (aDim[1] > 0)) ? aDim[1] : this.options.defContentsHeight;
		
		this.bottom.setStyles({opacity: '0', height: '0px', display: 'none'});
		this.center.className = 'mb_loading';
		
		this.fx.contents.set(0);
		
		// AJAX call here
		var nextEffect = this.nextEffect.bind(this);
		var ajaxFailure = this.ajaxFailure.bind(this);
		var ajaxOptions = {
			method: 		'get',
			url:			this.href,
			update: 		this.contents, 
			evalScripts: 	this.options.evalScripts,
			evalResponse: 	this.options.evalResponse,
			onComplete: 	nextEffect, 
			onFailure: 		ajaxFailure
			};
		this.ajaxRequest = new Request.HTML(ajaxOptions).send();

		return false;
	},
	
	ajaxFailure: function (){
		this.contents.set('html','');
		this.error.clone().injectInside(this.contents);
		this.nextEffect();
		this.center.setStyle('cursor', 'pointer');
		this.bottom.setStyle('cursor', 'pointer');
		this.center.onclick = this.bottom.onclick = this.close.bind(this);		
	},
	
	nextEffect: function() {
		switch(this.step++) {
		case 1:
			// remove previous styling from the elements 
			// (e.g. styling applied in case of an error)
			this.center.className = '';
			this.center.setStyle('cursor', 'default');
			this.bottom.setStyle('cursor', 'default');
			this.center.onclick = this.bottom.onclick = '';
			this.caption.set('html',this.title);
			
			this.contents.setStyles ({width: this.options.contentsWidth + "px", height: this.options.contentsHeight + "px"});

			if(this.center.clientHeight != this.contents.offsetHeight) {
				this.fx.resize.start({height: this.contents.offsetHeight});
				break;
			}
			this.step++;
					
		case 2:
			if(this.center.clientWidth != this.contents.offsetWidth) {
				this.fx.resize.start({width: this.contents.offsetWidth, marginLeft: -this.contents.offsetWidth/2});
				break;
			}
			this.step++;
		
		case 3:
			this.bottom.setStyles({top: (this.top + this.center.clientHeight)+'px', width: this.contents.style.width, marginLeft: this.center.style.marginLeft, display: ''});
			this.fx.contents.start(1);
			break;
		
		case 4:
			if(this.options.animateCaption) {
				this.fx.bottom.start({opacity: 1, height: this.bottom.scrollHeight});
				break;
			}
			this.bottom.setStyles({opacity: '1', height: this.bottom.scrollHeight+'px'});

		case 5:
			this.step = 0;
		}
	},
	
	
	keyboardListener: function(event) {
		// close the MOOdalBox when the user presses CTRL + W, CTRL + X, ESC
		if ((event.control && event.key == 'w') || (event.control && event.key == 'x') || (event.key == 'esc')) {
			this.close();
			event.stop();
		}		
	},
	
	close: function() {
		if(this.step < 0) return false;
		this.step = -1;
		for(var f in this.fx) this.fx[f].cancel();
		this.center.style.display = this.bottom.style.display = 'none';
		this.center.className = 'mb_loading';
		this.fx.overlay.chain(this.setup.pass(false, this)).start(0);
		return false;
	}
		
};

// startup
window.addEvent('domready', MOOdalBox.init.bind(MOOdalBox));