/*
          Slimbox v1.41 - The ultimate lightweight Lightbox clone
          by Christophe Beyls (http://www.digitalia.be) - MIT-style license.
          Inspired by the original Lightbox v2 by Lokesh Dhakar.
*/
var Lightbox = {
          init: function(options){
                   this.options = $extend({
                             resizeDuration: 400,
                             resizeTransition: false,
                             initialWidth: 250,
                             initialHeight: 250,
                             animateCaption: true,
                             showCounter: true
                   }, options || {});
                   this.anchors = [];
                   $each(document.links, function(el){
                             if (el.rel && el.rel.test(/^lightbox/i)){
                                      el.onclick = this.click.pass(el, this);
                                      this.anchors.push(el);
                             }
                   }, this);
                   this.eventKeyDown = this.keyboardListener.bindAsEventListener(this);
                   this.eventPosition = this.position.bind(this);
                   this.overlay = new Element('div', {'id': 'lbOverlay'}).injectInside(document.body);
                   this.center = new Element('div', {'id': 'lbCenter', 'styles': {'width': this.options.initialWidth, 'height': this.options.initialHeight, 'marginLeft': -(this.options.initialWidth/2), 'display': 'none'}}).injectInside(document.body);
                   this.image = new Element('div', {'id': 'lbImage'}).injectInside(this.center);
                   this.prevLink = new Element('a', {'id': 'lbPrevLink', 'href': '#', 'styles': {'display': 'none'}}).injectInside(this.image);
                   this.nextLink = this.prevLink.clone().setProperty('id', 'lbNextLink').injectInside(this.image);
                   this.prevLink.onclick = this.previous.bind(this);
                   this.nextLink.onclick = this.next.bind(this);
                   this.bottomContainer = new Element('div', {'id': 'lbBottomContainer', 'styles': {'display': 'none'}}).injectInside(document.body);
                   this.bottom = new Element('div', {'id': 'lbBottom'}).injectInside(this.bottomContainer);
                   new Element('a', {'id': 'lbCloseLink', 'href': '#'}).injectInside(this.bottom).onclick = this.overlay.onclick = this.close.bind(this);
                   this.caption = new Element('div', {'id': 'lbCaption'}).injectInside(this.bottom);
                   this.number = new Element('div', {'id': 'lbNumber'}).injectInside(this.bottom);
                   new Element('div', {'styles': {'clear': 'both'}}).injectInside(this.bottom);
                   var nextEffect = this.nextEffect.bind(this);
                   this.fx = {
                             overlay: this.overlay.effect('opacity', {duration: 500}).hide(),
                             resize: this.center.effects($extend({duration: this.options.resizeDuration, onComplete: nextEffect}, this.options.resizeTransition ? {transition: this.options.resizeTransition} : {})),
                             image: this.image.effect('opacity', {duration: 500, onComplete: nextEffect}),
                             bottom: this.bottom.effect('margin-top', {duration: 400, onComplete: nextEffect})
                   };
                   this.preloadPrev = new Image();
                   this.preloadNext = new Image();
          },
          click: function(link){
                   if (link.rel.length == 8) return this.show(link.href, link.title);
                   var j, imageNum, images = [];
                   this.anchors.each(function(el){
                             if (el.rel == link.rel){
                                      for (j = 0; j < images.length; j++) if(images[j][0] == el.href) break;
                                      if (j == images.length){
                                                images.push([el.href, el.title]);
                                                if (el.href == link.href) imageNum = j;
                                      }
                             }
                   }, this);
                   return this.open(images, imageNum);
          },
          show: function(url, title){
                   return this.open([[url, title]], 0);
          },
          open: function(images, imageNum){
                   this.images = images;
                   this.position();
                   this.setup(true);
                   this.top = window.getScrollTop() + (window.getHeight() / 15);
                   this.center.setStyles({top: this.top, display: ''});
                   this.fx.overlay.start(0.8);
                   return this.changeImage(imageNum);
          },
          position: function(){
                   this.overlay.setStyles({'top': window.getScrollTop(), 'height': window.getHeight()});
          },
          setup: function(open){
                   var elements = $A(document.getElementsByTagName('object'));
                   elements.extend(document.getElementsByTagName(window.ie ? 'select' : 'embed'));
                   elements.each(function(el){
                             if (open) el.lbBackupStyle = el.style.visibility;
                             el.style.visibility = open ? 'hidden' : el.lbBackupStyle;
                   });
                   var fn = open ? 'addEvent' : 'removeEvent';
                   window[fn]('scroll', this.eventPosition)[fn]('resize', this.eventPosition);
                   document[fn]('keydown', this.eventKeyDown);
                   this.step = 0;
          },
          keyboardListener: function(event){
                   switch (event.keyCode){
                             case 27: case 88: case 67: this.close(); break;
                             case 37: case 80: this.previous(); break;   
                             case 39: case 78: this.next();
                   }
          },
          previous: function(){
                   return this.changeImage(this.activeImage-1);
          },
          next: function(){
                   return this.changeImage(this.activeImage+1);
          },
          changeImage: function(imageNum){
                   if (this.step || (imageNum < 0) || (imageNum >= this.images.length)) return false;
                   this.step = 1;
                   this.activeImage = imageNum;
                   this.bottomContainer.style.display = this.prevLink.style.display = this.nextLink.style.display = 'none';
                   this.fx.image.hide();
                   this.center.className = 'lbLoading';
                   this.preload = new Image();
                   this.preload.onload = this.nextEffect.bind(this);
                   this.preload.src = this.images[imageNum][0];
                   return false;
          },
          nextEffect: function(){
                   switch (this.step++){
                   case 1:
                             this.center.className = '';
                             this.image.style.backgroundImage = 'url('+this.images[this.activeImage][0]+')';
                             this.image.style.width = this.bottom.style.width = this.preload.width+'px';
                             this.image.style.height = this.prevLink.style.height = this.nextLink.style.height = this.preload.height+'px';
                             this.caption.setHTML(this.images[this.activeImage][1] || '');
                             this.number.setHTML((!this.options.showCounter || (this.images.length == 1)) ? '' : 'Image '+(this.activeImage+1)+' of '+this.images.length);
                             if (this.activeImage) this.preloadPrev.src = this.images[this.activeImage-1][0];
                             if (this.activeImage != (this.images.length - 1)) this.preloadNext.src = this.images[this.activeImage+1][0];
                             if (this.center.clientHeight != this.image.offsetHeight){
                                      this.fx.resize.start({height: this.image.offsetHeight});
                                      break;
                             }
                             this.step++;
                   case 2:
                             if (this.center.clientWidth != this.image.offsetWidth){
                                      this.fx.resize.start({width: this.image.offsetWidth, marginLeft: -this.image.offsetWidth/2});
                                      break;
                             }
                             this.step++;
                   case 3:
                             this.bottomContainer.setStyles({top: this.top + this.center.clientHeight, height: 0, marginLeft: this.center.style.marginLeft, display: ''});
                             this.fx.image.start(1);
                             break;
                   case 4:
                             if (this.options.animateCaption){
                                      this.fx.bottom.set(-this.bottom.offsetHeight);
                                      this.bottomContainer.style.height = '';
                                      this.fx.bottom.start(0);
                                      break;
                             }
                             this.bottomContainer.style.height = '';
                   case 5:
                             if (this.activeImage) this.prevLink.style.display = '';
                             if (this.activeImage != (this.images.length - 1)) this.nextLink.style.display = '';
                             this.step = 0;
                   }
          },
          close: function(){
                   if (this.step < 0) return;
                   this.step = -1;
                   if (this.preload){
                             this.preload.onload = Class.empty;
                             this.preload = null;
                   }
                   for (var f in this.fx) this.fx[f].stop();
                   this.center.style.display = this.bottomContainer.style.display = 'none';
                   this.fx.overlay.chain(this.setup.pass(false, this)).start(0);
                   return false;
          }
};
window.addEvent('domready', Lightbox.init.bind(Lightbox));
//slideout effect
window.addEvent('domready', function(){
	var mySlide = new Fx.Slide('size-chart').hide();
	$('toggle').addEvent('click', function(e){
		e = new Event(e);
		mySlide.toggle();
		e.stop();
	});
}); 
/*
var szNormal = 150, szSmall  = 140, szFull   = 190;
 
var kwicks = $$("#kwicks .kwick");
var fx = new Fx.Elements(kwicks, {wait: false, duration: 300, transition: Fx.Transitions.Back.easeOut});
kwicks.each(function(kwick, i) {
	kwick.addEvent("mouseenter", function(event) {
		var o = {};
		o[i] = {width: [kwick.getStyle("width").toInt(), szFull]}
		kwicks.each(function(other, j) {
			if(i != j) {
				var w = other.getStyle("width").toInt();
				if(w != szSmall) o[j] = {width: [w, szSmall]};
			}
		});
		fx.start(o);
	});
});
 
$("kwicks").addEvent("mouseleave", function(event) {
	var o = {};
	kwicks.each(function(kwick, i) {
		o[i] = {width: [kwick.getStyle("width").toInt(), szNormal]}
	});
	fx.start(o);
})
*/