/*
    Milkbox v2.3.2 - required: mootools.js v1.2.3 core + more 1.2.3.1: Assets

    by Luca Reghellin (http://www.reghellin.com) August 2009, MIT-style license.
    Inspiration Lokesh Dhakar (http://www.lokeshdhakar.com/projects/lightbox2/)
    AND OF COURSE, SPECIAL THANKS TO THE MOOTOOLS DEVELOPERS
*/

var Milkbox = new Class({

    Implements:[Options,Events],
    
    options:{//set all the options here
        overlayOpacity:0.7,
        topPosition:50,
        initialWidth:250,
        initialHeight:250,
        canvasBorderWidth:'0px',
        canvasBorderColor:'#000000',
        canvasPadding:'0px',
        resizeDuration:500,
        resizeTransition:'sine:in:out',/*function (ex. Transitions.Sine.easeIn) or string (ex. 'bounce:out')*/
        autoPlay:false,
        autoPlayDelay:7,
        removeTitle:false,
        autoSize:true,
        maxHeight:0,//only if autoSize==true
        imageOfText:'of',
        onXmlGalleries:$empty,
        onClosed:$empty,
        onFileReady:$empty
    },
    
    initialize: function(options){
        
        this.setOptions(options);
        this.autoPlayBkup = { autoPlayDelay:this.options.autoPlayDelay, autoPlay:this.options.autoPlay };
        this.fullOptionsBkup = {};
        this.galleries = [];
        this.families = [];
        this.xmlFiles = [];
        this.loadedImages = [];//to check the preloaded images
        this.currentFile = null;
        this.currentIndex = null;
        this.currentGallery = null;
        this.currentRequest = null;
        this.currentResponse = null;
        
        this.mode = null;//'singleFile','fileGallery'
        this.closed = true;
        this.busy = true;//to control keyboard and autoplay events
        this.paused = true;
        this.fileReady = false;//to prevent overlapping loadFile calls via next_prev_aux()
        this.eventsok = false;
        this.first = true;//true if it's the first file since it opened 
        this.activated = false;//true after initMilkbox
        
        this.intObj = null;
        
        this.formtags = null;
        this.prepareGalleries();
        
        if(this.options.overlayOpacity == 0){ this.options.overlayOpacity = 0.0001 }
        this.saveOptions();//then use restoreOptions()

        //if no galleries, stop here and prevent extra memory usage.
        //so you can keep milkbox in every page of a site.
        if(this.galleries.length == 0){ return; };
                
        this.initMilkbox(true);
    },//end init
    
    initMilkbox:function(checkTags){

        if(checkTags){ this.formtags = $$('select','textarea'); }

        this.prepareHTML();
        this.prepareEffects();
        this.prepareEvents();

        this.activated = true;
    },
    
    /* ****** SHOW/HIDE ****** */
    
    //runs only 1 time per gallery
    openMilkbox:function(gallery,index){
        this.closed = false;
        if(this.formtags && this.formtags.length != 0){ this.formtags.setStyle('display','none') };
        this.overlay.setStyles({ 'top': -$(window).getScroll().y,'height':$(window).getScrollSize().y+$(window).getScroll().y });
        this.center.setStyle('top',$(window).getScroll().y+this.options.topPosition);

        this.currentGallery = gallery;
        this.currentIndex = index;
        this.overlay.tween('opacity',this.options.overlayOpacity);//onComplete: center.tween opacity
        
        if(gallery.length == 1){
            this.mode = 'singleFile';
            this.loadFile(gallery[index],index);
        } else {
            this.mode = 'fileGallery';
            var playpauseWidth = 0;
            //interface
            $$(this.prev, this.next, this.count).setStyle('display','block');
            if(this.options.autoPlay){ 
                this.playpause.setStyle('display','block');
                playpauseWidth = this.playpause.getSize().x;
            }
            var border = this.center.getStyle('border-right-width').toInt();//border-right is just ok for design purposes..
            var navWidth = this.prev.getSize().x+this.next.getSize().x+this.close.getSize().x+playpauseWidth+border;
            this.navigation.setStyle('width',navWidth);
            this.description.setStyle('margin-right',navWidth);
            //files
            var next = (index != gallery.length-1) ? gallery[index+1] : gallery[0];
            var prev = (index != 0) ? gallery[index-1] : gallery[gallery.length-1];
            var preloads = (prev == next) ? [prev] : [prev,next]; //if gallery.length == 2, then prev == next
                        
            this.loadFile(gallery[index],preloads);
        }//end else
    },
    
    loadFile:function(fileObj,preloads){
        this.fileReady = false;
        var swf = this.checkFileType(fileObj,'swf');
        if(!swf){ 
            if(!this.loadedImages.contains(fileObj.retrieve('href'))){ this.center.addClass('mbLoading'); } 
            this.loadImage(fileObj.retrieve('href'));
        } else {
            this.loadSwf(fileObj);
        }
        
        if(preloads){ this.preloadFiles(preloads); }
    },
    
    preloadFiles:function(preloads){
        preloads.each(function(fileObj,index){
            var swf = this.checkFileType(fileObj.retrieve('href'),"swf");
            if(!swf){ this.preloadImage(fileObj.retrieve('href')); }
        },this);
    },
    
    loadImage:function(file){
        var imageAsset = new Asset.image(file, { onload:function(img){
            if(!this.loadedImages.contains(file)){ this.loadedImages.push(file); };//see next/prev events
            this.currentFile = img;
            this.loadAux(this.currentFile);
        }.bindWithEvent(this)});
    },
    
    preloadImage:function(file){
        if(!this.loadedImages.contains(file)){
            var imageAsset = new Asset.image(file, { onload:function(img){
                    this.loadedImages.push(file);
            }.bindWithEvent(this)});
        }
    },
    

    loadSwf:function(swf){

        var swfObj = new Swiff(swf.retrieve('href'),{
            width:swf.retrieve('width').toInt(),
            height:swf.retrieve('height').toInt(),
            params:{ wMode:'opaque', swLiveConnect:'false' }
        });
        
        this.currentFile = swfObj;
        this.loadAux(swf);
    },
    
    loadAux:function(file){
        this.fileReady = true; //the file is loaded and ready to be showed (see next_prev_aux())
        this.fireEvent('fileReady');
        $$(this.description,this.navigation).setStyle('visibility','hidden');
        this.navigation.setStyle('height','');//reset the height setted in center.morph.onComplete
        $$(this.next,this.prev,this.close).setStyle('backgroundPosition','0 0');
        this.showFile(file);
    },
    
    
    showFile:function(file){
        
        if(this.closed){ return; };//if you close the Milkbox and an onload event is still running
        
        var fileSize = new Hash();
        var centerSize = new Hash();
        var targetSize, canvasSize;
        var canvasAddSize, gap, b, p, d;
        targetSize = canvasSize = {};
        canvasAddSize = gap = b = p = d = 0;
        
        if(this.options.canvasBorderWidth.toInt() != 0 && this.canvas.getStyle('borderWidth').toInt() == 0){
            b = this.options.canvasBorderWidth + ' solid ' + this.options.canvasBorderColor;
            this.canvas.setStyle('border',b);
        }
        
        if(this.options.canvasPadding.toInt() != 0 && this.canvas.getStyle('padding').toInt() == 0){
            p = this.options.canvasPadding;
            this.canvas.setStyle('padding',p);
        }
        
        canvasSize = this.canvas.getSize();
        canvasAddSize = this.canvas.getStyle('borderWidth').toInt()*2 + this.canvas.getStyle('padding').toInt()*2;
        this.canvas.setStyles({'opacity':0, 'width':'', 'height':''});
        
        if(!file.retrieve('width')){//is an image file
            fileSize = fileSize.extend(file.getProperties('width','height')).map(function(item){ return item.toInt(); });
            if(this.options.autoSize){ 
                fileSize = this.computeSize(fileSize);
                file.setProperties({ 'width':fileSize.width, 'height':fileSize.height });
            }
        } else {//is an swf file
            fileSize.extend({ 'height':file.retrieve('height').toInt(), 'width':file.retrieve('width').toInt() });
        }
                
        centerSize = centerSize.extend(this.center.getStyles('width','height')).map(function(item){ return item.toInt(); });

        if(fileSize.width != centerSize.width){ 
            targetSize.width = fileSize.width + canvasAddSize;
            targetSize.marginLeft = -(targetSize.width/2).round();
        }
                
        gap = (canvasSize.y-canvasAddSize > 0) ? centerSize.height - canvasSize.y : 0; 

       targetSize.height = fileSize.height + canvasAddSize + gap;
       
        //so nav doesn't move when you click next/prev
        this.canvas.setStyles({'width':fileSize.width, 'height':fileSize.height});

        this.center.removeClass('mbLoading');
        
        if(this.first){ d = 500; this.first = false; }
        (function(){ this.center.morph(targetSize); }).delay(d,this)//onComplete: show all items
    },

    computeSize:function(oSize){
    
        var size = oSize;
        var wSize = window.getSize();
        var baseSize = { width:wSize.x-60, height:wSize.y-68-this.options.topPosition*2 };//cut out some pixels to make it better
        var ratio;
        var check;
        
        var max = Math.max( baseSize.height, baseSize.width );

        if(max == baseSize.width){
            ratio = max/size.width;
            check = 'height';
        } else {
            ratio = max/size.height;
            check = 'width';
        }
        
        ratio = (ratio <= 1) ? ratio : 1;
        size = size.map(function(item){ return Math.floor(item*ratio); });
        
        ratio = (baseSize[check]/size[check] <= 1) ? baseSize[check]/size[check] : 1;
        size = size.map(function(item){ return Math.floor(item*ratio); });
        
        if(this.options.maxHeight > 0){
            ratio = (this.options.maxHeight/size.height < 1) ? this.options.maxHeight/size.height : 1;
            size = size.map(function(item){ return Math.floor(item*ratio); });
        }
        
        return size;
    },
    
    //{ gallery:'gall1', index:2, autoplay:true, delay:7 }
    showGallery:function(opt){
        if(!opt || !opt.gallery){ return; }
        var fileIndex = ($chk(opt.index)) ? opt.index : 0;
        var g = this.getGallery(opt.gallery);
        var auto = false;
        var d;
        if(opt.autoplay || (g['options'] && g['options'].autoplay)){ auto = true; }
        if(g != -1 && !this.opened){
            if(auto){
                d = (opt && opt.delay) ? opt.delay : (g['options'] && g['options'].delay) ? g['options'].delay : this.autoPlayDelay;
                this.startAutoPlay({ gallery:g, index:fileIndex, delay:d });
            } else {
                this.openMilkbox(g,fileIndex);
            }
        }
    },
    
    /* ******* XML/AJAX ******* */

    addGalleries:function(xmlfile){

        this.currentRequest = new Request({
            method:'get',
            autoCancel:true,
            url:xmlfile,
            onRequest:function(){
                //placeholder
            }.bindWithEvent(this),
            onSuccess:function(text,xml){
                var t = text.replace(/(<a.+)\/>/gi,"$1></a>");
                this.setGalleries(new Element('div',{ html:t }),xmlfile);
            }.bindWithEvent(this),
            onFailure:function(transport){ alert('Milkbox :: addGalleries: XML file path error or local Ajax test: please test addGalleries() on-line'); }
        });
        
        this.currentRequest.send();
    },
    
    setGalleries:function(container,xmlfile){
        if(!this.xmlFiles.contains(xmlfile)){ this.xmlFiles.push(xmlfile); }
        var c = container;
        var galleries = c.getElements('.gallery');
        var links = [];
        var aplist = [];
        galleries.each(function(gallery,i){
                        
            var obj = { 
                gallery:gallery.getProperty('name'), 
                autoplay:Boolean(gallery.getProperty('autoplay')),
                delay:Number(gallery.getProperty('delay'))
            }
            
            var l = gallery.getChildren('a');
            var lx = l.map(function(link){ return link.setProperty('rel','milkbox['+obj.gallery+']'); });
            links.push(lx);
            if(obj.autoplay){ aplist.push(obj); }
        });
        
        this.prepareGalleries(links.flatten());
        this.setAutoPlay(aplist);
        
        if(!this.activated){ this.initMilkbox(); }
        
        this.fireEvent('xmlGalleries');
    },
    
    
    
    /* ****** UTILS ****** */
    
    checkFileType:function(file,type){
        var href = null;
        if($type(file) != 'string'){ href = file.retrieve('href'); } 
        else{ href = file; }
        var regexp = new RegExp("\.("+type+")$","i");
        return href.split('?')[0].test(regexp);
    },
    
    //retrieves galleries from strings like 'gall1' or 'milkbox[gall1]' or 'milkbox:gall1'
    getGallery:function(gallery){
        var f = null;
        if(gallery.test(/^milkbox/i)){
            f = this.families;
        } else {
            //create a temporary array with names without 'milkbox'
            f = this.families.map(function(item){
                var trimmed = item.trim();
                var name = trimmed.slice(0,trimmed.length).substr(8);
                var cleanName = name.replace(/(.+)]$/,"$1");
                return cleanName;
            });
        }
        var i = f.indexOf(gallery);
        var g = (i != -1) ? this.galleries[i] : i;
        return g;
    },
    
    setFileProps:function(fileObj,propString){
        var s = propString.split(',');
        s.each(function(p,i){
            var clean = p.trim().split(':');
            fileObj.store(clean[0].trim(),clean[1].trim())
        },this);
    },
    
    changeOptions:function(obj){
        if(!obj){ return; }
        this.setOptions(obj);
        this.center.get('morph').setOptions({ transition:this.options.resizeTransition,  duration:this.options.resizeDuration });
    },
    
    saveOptions:function(obj){
        if($chk(obj)){
            this.fullOptionsBkup = obj;
        } else {
            this.fullOptionsBkup = this.options;
        }
    },
    
    restoreOptions:function(){
        this.setOptions(this.fullOptionsBkup);
        var b = this.options.canvasBorderWidth + ' solid ' + this.options.canvasBorderColor;
        this.canvas.setStyles({ 'border':b, 'padding':this.options.canvasPadding});
        this.center.get('morph').setOptions({ transition:this.options.resizeTransition,  duration:this.options.resizeDuration });
    },
    
    reloadGalleries:function(){
    
        this.galleries = [];
        this.families = [];
        //re-check for tags
        this.formtags = $$('select','textarea');
        
        if(!this.activated){ this.initMilkbox(false); }
        
        //reload standard galleries
        this.prepareGalleries();
        this.removeGalleriesEvents();
        this.setGalleriesEvents();
        
        if(this.xmlFiles.length == 0){ return; }
        //reload xmlGalleries
        this.xmlFiles.each(function(xmlfile,index){
            this.addGalleries(xmlfile);
        }.bind(this));
    },
    
    /* ****** AUTOPLAY ****** */
    
    //list:Array of objects or an object > [ { gallery:'gall1', autoplay:true, delay:6 } ]
    //to permanently define autoplay options for any gallery 
    setAutoPlay:function(list){
        var l = ($type(list) == 'object') ? [list] : list;
        l.each(function(item){
            var g = this.getGallery(item.gallery);
            if(g == -1){ return; }
            var a = (item.autoplay == true) ? item.autoplay : false;
            var d = ($chk(item.delay) && a) ? item.delay : this.options.autoPlayDelay;
            g['options'] = { autoplay:a, delay:d }
        },this);
    },
    
    startAutoPlay:function(opt){//opt: gallery, index, delay (in seconds)
        
        var g = -1;
        var i,d;
        if(opt && opt.gallery){
            if($type(opt.gallery) == 'array'){ g = opt.gallery }
            else if($type(opt.gallery) == 'string'){ 
                g = this.getGallery(opt.gallery);
            }
        }
        
        if(g == -1){ g = this.galleries[0]; }
        
        d = (opt && opt.delay && ($type(opt.delay) == 'number')) ? opt.delay*1000 : (g['options'] && g['options'].delay) ? g['options'].delay*1000 : this.options.autoPlayDelay*1000;
        i = (opt && opt.index && ($type(opt.index) == 'number')) ? opt.index : 0;
        if(d < this.options.resizeDuration*2){ d = this.options.resizeDuration*2 };
        this.options.autoPlayDelay = d/1000;//save autoPlayDelay because now it is customized
        
        if(!this.options.autoPlay){ this.setOptions({ autoPlay:true, autoPlayDelay:this.options.autoPlayDelay }); }
        
        if(this.closed){ 
            this.openMilkbox(g,i); 
            if(this.mode != 'fileGallery'){ return; }
            this.addEvent('fileReady',function(){
                //wait until the first file is loaded
                this.intObj = this.next_prev_aux.periodical(d,this,[null,'next']);
                this.removeEvents('fileReady');
            }.bindWithEvent(this));
        } else {
            if(!this.closed){ this.next_prev_aux(null,'next'); }
            this.intObj = this.next_prev_aux.periodical(d,this,[null,'next']);
        }

        this.paused = false;
    },
    
    stopAutoPlay:function(){
        if(this.intObj){ $clear(this.intObj); this.intObj = null; }
        this.playpause.setStyle('backgroundPosition','0 -44px');
        this.paused = true;
    },
    
    
    /* ****** INIT/CLOSE ****** */
    
    removeGalleriesEvents:function(){
        this.galleries.each(function(gallery){
            $$(gallery).removeEvents('click');
        },this);
    },
    
    setGalleriesEvents:function(){
        this.galleries.each(function(gallery){
        
            $$(gallery).addEvent('click',function(e){
                var button=($(e.target).match('a')) ? $(e.target) : $(e.target).getParent('a');
                e.preventDefault();
                
                var g = this.getGallery(button.rel);
                if(g.options && g.options.autoplay){
                    this.setOptions({ autoPlay:g.options.autoplay, autoPlayDelay:g.options.delay });
                }

                if(this.options.autoPlay){
                    this.startAutoPlay({ gallery:gallery, index:gallery.indexOf(button) });
                } else { 
                    this.openMilkbox(gallery, gallery.indexOf(button)); 
                }
                
            }.bindWithEvent(this));
        },this);
    },
    
    //all the main events
    prepareEvents:function(xml){
    
        //galleries
        this.setGalleriesEvents();
        
        //next, prev, see next_prev_aux()
        this.next.addEvent('click',this.next_prev_aux.bindWithEvent(this,'next'));
        this.prev.addEvent('click',this.next_prev_aux.bindWithEvent(this,'prev'));
        
        
        //css hover doesn't work in ie6, so I must do it via js...
        $$(this.next,this.prev,this.close).addEvents({
            'mouseover':function(){ this.setStyle('backgroundPosition','0 -22px'); },
            'mouseout':function(){ this.setStyle('backgroundPosition','0 0'); }
        });

        //keyboard next/prev/close
        $(window.document).addEvent('keydown',function(e){
            if(this.mode != 'fileGallery' || this.busy == true){ return; }
            if(e.key == 'right' || e.key == 'space'){ this.next_prev_aux(e,'next'); }
            else if(e.key == 'left'){ this.next_prev_aux(e,'prev'); }
            else if(e.key == 'esc'){ this.closeMilkbox(); }
        }.bindWithEvent(this));
        
        //playpause for autoPlay
        this.playpause.addEvents({
                'mouseover':function(e){ 
                    if(this.paused == false){ this.playpause.setStyle('backgroundPosition','0 -22px'); } 
                    else { this.playpause.setStyle('backgroundPosition','0 -66px'); }
                }.bindWithEvent(this),
                'mouseout':function(){ 
                    if(this.paused == false){ this.playpause.setStyle('backgroundPosition','0 0'); } 
                    else { this.playpause.setStyle('backgroundPosition','0 -44px'); }
                }.bindWithEvent(this),
                'click':function(){
                    if(this.paused == false){ 
                        this.stopAutoPlay();
                        this.paused = true;
                        this.playpause.setStyle('backgroundPosition','0 -66px');
                    } else {
                        var d = (this.currentGallery.options && this.currentGallery.options.delay) ? this.currentGallery.options.delay : this.options.autoPlayDelay;
                        this.startAutoPlay({gallery:this.currentGallery, index:this.currentIndex+1, delay:d });
                        this.paused = false;
                        this.playpause.setStyle('backgroundPosition','0 0');
                    }
                }.bindWithEvent(this)
        });
        
        //overlay
        this.overlay.get('tween').addEvent('onComplete',function(){
            if(this.overlay.getStyle('opacity') == this.options.overlayOpacity){ 
                this.center.tween('opacity',1);
            } else if(this.overlay.getStyle('opacity') == 0) {
                this.overlay.setStyles({'height':0,'top':''});
            };
        }.bindWithEvent(this));
        
        //center
        this.center.get('morph').addEvent('onComplete',function(){
                        
             if($type(this.currentFile) == "element"){//is image file
                this.canvas.grab(this.currentFile);
             } else {//object: is swf file
                (function(){ this.canvas.grab(this.currentFile); }).delay(500,this);
             }
             
             this.canvas.tween('opacity',1);
                         
             var d = (!(this.mode == 'showThisImage')) ? this.currentGallery[this.currentIndex].retrieve('title') : this.specialDescription;
             if($chk(d)){ this.description.innerHTML = d; };
             
             if(this.mode == 'fileGallery'){
                this.count.appendText((this.currentIndex+1)+' '+this.options.imageOfText+' '+this.currentGallery.length); 
             }
             
             var currentCenterHeight = this.center.getStyle('height').toInt();
             
             this.navigation.setStyle('height',this.bottom.getStyle('height').toInt());//to have the right-border height == total bottom height
             var bottomSize = this.bottom.getSize().y;
             
             //after the 1st time, currentCenterHeight is always > this.canvas.getSize().y
             var targetOffset = (currentCenterHeight > this.canvas.getSize().y) ? (this.bottom.getSize().y+this.canvas.getSize().y)-currentCenterHeight : bottomSize;
                
             this.bottom.setStyle('display','none');//to avoid rendering problems during setFinalHeight

             this.center.retrieve('setFinalHeight').start(currentCenterHeight,currentCenterHeight+targetOffset);
        }.bindWithEvent(this));
        
        this.center.retrieve('setFinalHeight').addEvent('onComplete',function(){
            this.bottom.setStyles({'visibility':'visible','display':'block'});
            $$(this.description,this.navigation).setStyle('visibility','visible');
            //reset overlay height based on position and height
            var scrollSize = $(window).getScrollSize().y;
            var scrollTop = $(window).getScroll().y;
            
            this.overlay.setStyles({'height':scrollSize+scrollTop, 'top':-scrollTop });
            this.busy = false;
        }.bindWithEvent(this));
        
        //reset overlay height and position onResize
        window.addEvent('resize',function(){
            if(this.overlay.getStyle('opacity') == 0){ return; };//resize only if visible
            var scrollSize = $(window).getScrollSize().y;
            var scrollTop = $(window).getScroll().y;
            this.overlay.setStyles({ 'height':scrollSize+scrollTop,'top':-scrollTop });
        }.bindWithEvent(this));

        //close
        $$(this.overlay,this.close).addEvent('click',this.closeMilkbox.bindWithEvent(this));

        //check
        this.eventsok = true;
    },
    
    next_prev_aux:function(e,direction){
        
        if(e){ 
            e.preventDefault();
            this.stopAutoPlay();
        } else { 
            //if there's no event obj, than this is called by autoPlay()
            if(this.busy || !this.fileReady){ return; }//stop autoplay()
        }

        this.busy = true; //for keyboard and autoplay
        
        var i, _i;
        
        if(direction == "next"){
            i= (this.currentIndex != this.currentGallery.length-1) ? this.currentIndex += 1 : this.currentIndex = 0;
            _i= (this.currentIndex != this.currentGallery.length-1) ? this.currentIndex + 1 : 0;
        } else {
            i= (this.currentIndex != 0) ? this.currentIndex -= 1 : this.currentIndex = this.currentGallery.length-1;
            _i= (this.currentIndex != 0) ? this.currentIndex - 1 : this.currentGallery.length-1;        
        };
        
        this.canvas.empty();
        this.description.empty();
        this.count.empty();

        this.loadFile(this.currentGallery[i],[this.currentGallery[_i]]);
    },
    
    prepareEffects:function(){
        this.overlay.set('tween',{ duration:'short',link:'cancel' });
        this.center.set('tween',{ duration:'short',link:'chain' });
        this.center.set('morph',{ duration:this.options.resizeDuration,link:'chain',transition:this.options.resizeTransition });
        this.center.store('setFinalHeight',new Fx.Tween(this.center,{property:'height',duration:'short'}));
        this.canvas.set('tween',{ link:'chain' });
    },
    
    prepareGalleries:function(responseElements){
        var milkbox_a = [];
        var a_tags = (responseElements) ? responseElements : $$('a');
                
        a_tags.each(function(a){
            //test 'milkbox' and link extension, and collect all milkbox links
            if(a.rel && a.rel.test(/^milkbox/i) && a.href.split('?')[0].test(/\.(gif|jpg|jpeg|png|swf)$/i)){
                if(a.rel.length>7 && !this.families.contains(a.rel)){ this.families.push(a.rel); };
                milkbox_a.push(a);
            }
        },this);

        //create an array of arrays with all galleries
        milkbox_a.each(function(a){
            $(a).store('href',a.href);
            $(a).store('rel',a.rel);
            $(a).store('title',a.title);
            if(this.checkFileType(a.href,"swf")){ this.setFileProps($(a),a.rev); }

            if(this.options.removeTitle){ $(a).removeProperty('title'); }
            if(a.rel.length > 7){
                this.families.each(function(f,i){
                    if(a.rel == f){
                        var gMounted = false;
                        var index;
                        this.galleries.each(function(g,k){
                            if(g[0].rel == f){ 
                                gMounted = true;
                                index = k;
                                return;
                            }
                        });
                        
                        if(gMounted == true){ this.galleries[index].push($(a)); } 
                        else { this.galleries.push([$(a)]); }
                    };
                },this);
            } else { this.galleries.push([$(a)]); };
        },this);
        
    },
        
    prepareHTML:function(){     
        
        this.overlay = new Element('div', { 'id':'mbOverlay','styles':{ 'opacity':0,'visibility':'visible','height':0,'overflow':'hidden' }}).inject($(document.body));
        
        this.center = new Element('div', {'id':'mbCenter', 'styles':{'width':this.options.initialWidth,'height':this.options.initialHeight,'marginLeft':-(this.options.initialWidth/2),'opacity':0 }}).inject($(document.body));
        this.canvas = new Element('div', {'id':'mbCanvas'}).inject(this.center);
        
        this.bottom = new Element('div',{'id':'mbBottom'}).inject(this.center).setStyle('visibility','hidden');
        this.navigation = new Element('div',{'id':'mbNavigation'}).setStyle('visibility','hidden');
        this.description = new Element('div',{'id':'mbDescription'}).setStyle('visibility','hidden');

        this.bottom.adopt(this.navigation, this.description, new Element('div',{'class':'mbClear'}));
        
        this.close = new Element('a',{'id':'mbCloseLink'});
        this.next = new Element('a',{'id':'mbNextLink'});
        this.prev = new Element('a',{'id':'mbPrevLink'});
        this.playpause = new Element('a',{'id':'mbPlayPause'});
        this.count = new Element('span',{'id':'mbCount'});
        
        $$(this.next, this.prev, this.count, this.playpause).setStyle('display','none');
        
        this.navigation.adopt(this.close, this.next, this.prev, this.playpause, new Element('div',{'class':'mbClear'}), this.count);
    },
    
    closeMilkbox:function(){
        this.cancelAllEffects();
        this.stopAutoPlay();
        this.setOptions(this.autoPlayBkup);

        this.currentFile = null;
        this.currentIndex = null;
        this.currentGallery = null;
        this.currentRequest = null;
        this.currentResponse = null;
        
        $$(this.prev, this.next, this.playpause, this.count).setStyle('display','none');
        this.playpause.setStyle('backgroundPosition','0 0');
        var border = this.center.getStyle('border-right-width').toInt();
        var navWidth = this.close.getSize().x+border;
        this.navigation.setStyles({'width':navWidth,'height':'','visibility':'hidden'});
        this.description.setStyle('margin-right',navWidth);
        this.description.empty();
        this.bottom.setStyles({'visibility':'hidden','display':''});
        
    this.canvas.setStyles({'opacity':0, 'width':'', 'height':''});
        this.canvas.empty();
        
        this.count.empty();
        
        this.center.setStyles({'opacity':0,'width':this.options.initialWidth,'height':this.options.initialHeight,'marginLeft':-(this.options.initialWidth/2)});
        this.overlay.tween('opacity',0);//see onComplete in prepareEvents() 
        
        if(this.formtags && this.formtags.length != 0){ this.formtags.setStyle('display','') };
        
        this.mode = null;
        this.closed = true;
        this.first = true;
        this.fileReady = false;
        this.fireEvent('closed');
    },
    
    cancelAllEffects:function(){
        this.overlay.get('tween').cancel();
        this.center.get('morph').cancel();
        this.center.get('tween').cancel();
        this.center.retrieve('setFinalHeight').cancel();
        this.canvas.get('tween').cancel();
    }
    
});//END MILKBOX;