(function($){
    var NivoSlider=function(element,options){
        var settings=$.extend({},$.fn.nivoSlider.defaults,options);
        var vars={
            currentSlide:0,
            currentImage:'',
            totalSlides:0,
            randAnim:'',
            running:false,
            paused:false,
            stop:false
        };
        
        var slider=$(element);
        slider.data('nivo:vars',vars);
        slider.css('position','relative');
        slider.addClass('nivoSlider');
        var kids=slider.children();
        kids.each(function(){
            var child=$(this);
            var link='';
            if(!child.is('span')){
                if(child.is('a')){
                    child.addClass('nivo-imageLink');
                    link=child;
                }
                child=child.find('span:first');
            }
            var childWidth=child.width();
            if(childWidth==0)childWidth=child.attr('width');
            var childHeight=child.height();
            if(childHeight==0)childHeight=child.attr('height');
            if(childWidth>slider.width()){
                slider.width(childWidth);
            }
            if(childHeight>slider.height()){
                slider.height(childHeight);
            }
            if(link!=''){
                link.css('display','none');
            }
            child.css('display','none');
            vars.totalSlides++;
        });
        if(settings.startSlide>0){
            if(settings.startSlide>=vars.totalSlides)settings.startSlide=vars.totalSlides-1;
            vars.currentSlide=settings.startSlide;
        }
        if($(kids[vars.currentSlide]).is('span')){
            vars.currentImage=$(kids[vars.currentSlide]);
        }else{
            vars.currentImage=$(kids[vars.currentSlide]).find('span:first');
        }
        if($(kids[vars.currentSlide]).is('a')){
            $(kids[vars.currentSlide]).css('display','block');
        }
        //slider.css('background','url("'+vars.currentImage.html()+'") no-repeat');
        slider.append($('<a href="'+vars.currentImage.attr("title")+'"><div class="nivo-caption"><p>'+vars.currentImage.html()+'</p></div></a>').css({
            opacity:"1"
        }));
        var processCaption=function(settings){
            var nivoCaption=$('.nivo-caption',slider);
            if(vars.currentImage.attr('title')!=''&&vars.currentImage.attr('title')!=undefined){
                var title=vars.currentImage.attr('title');
                if(title.substr(0,1)=='#')title=$(title).html();
                nivoCaption.fadeIn(settings.animSpeed);
            }else{
                //nivoCaption.fadeOut(settings.animSpeed);
            }
        }
        processCaption(settings);
        var timer=0;
        if(!settings.manualAdvance&&kids.length>1){
            timer=setInterval(function(){
                nivoRun(slider,kids,settings,false);
            },settings.pauseTime);
        }
        if(settings.directionNav){
            slider.append('<div class="nivo-directionNav"><a class="nivo-prevNav">'+settings.prevText+'</a><a class="nivo-nextNav">'+settings.nextText+'</a></div>');
            if(settings.directionNavHide){
                $('.nivo-directionNav',slider).hide();
                slider.hover(function(){
                    $('.nivo-directionNav',slider).show();
                },function(){
                    $('.nivo-directionNav',slider).hide();
                });
            }
            $('a.nivo-prevNav',slider).live('click',function(){
                if(vars.running)return false;
                clearInterval(timer);
                timer='';
                vars.currentSlide-=2;
                nivoRun(slider,kids,settings,'prev');
            });
            $('a.nivo-nextNav',slider).live('click',function(){
                if(vars.running)return false;
                clearInterval(timer);
                timer='';
                nivoRun(slider,kids,settings,'next');
            });
        }
        if(settings.controlNav){
            var nivoControl=$('<div class="nivo-controlNav"></div>');
            slider.append(nivoControl);
            for(var i=0;i<kids.length;i++){
                if(settings.controlNavThumbs){
                    var child=kids.eq(i);
                    if(!child.is('span')){
                        child=child.find('span:first');
                    }
                    if(settings.controlNavThumbsFromRel){
                        nivoControl.append('<a class="nivo-control" rel="'+i+'">'+child.attr('rel')+'</a>');
                    }else{
                        nivoControl.append('<a class="nivo-control" rel="'+i+'">'+child.attr('html').replace(settings.controlNavThumbsSearch,settings.controlNavThumbsReplace)+'</a>');
                    }
                }else{
                    nivoControl.append('<a class="nivo-control" rel="'+i+'">'+(i+1)+'</a>');
                }
            }
            $('.nivo-controlNav a:eq('+vars.currentSlide+')',slider).addClass('active');
            $('.nivo-controlNav a',slider).live('click',function(){
                if(vars.running)return false;
                if($(this).hasClass('active'))return false;
                clearInterval(timer);
                timer='';
                slider.css('background','url("'+vars.currentImage.html()+'") no-repeat');
                vars.currentSlide=$(this).attr('rel')-1;
                nivoRun(slider,kids,settings,'control');
            });
        }
        if(settings.pauseOnHover){
            slider.hover(function(){
                vars.paused=true;
                clearInterval(timer);
                timer='';
            },function(){
                vars.paused=false;
                if(timer==''&&!settings.manualAdvance){
                    timer=setInterval(function(){
                        nivoRun(slider,kids,settings,false);
                    },settings.pauseTime);
                }
            });
        }
        slider.bind('nivo:animFinished',function(){
            vars.running=false;
            $(kids).each(function(){
                if($(this).is('a')){
                    $(this).css('display','none');
                }
            });
            if($(kids[vars.currentSlide]).is('a')){
                $(kids[vars.currentSlide]).css('display','block');
            }
            if(timer==''&&!vars.paused&&!settings.manualAdvance){
                timer=setInterval(function(){
                    nivoRun(slider,kids,settings,false);
                },settings.pauseTime);
            }
            settings.afterChange.call(this);
        });
        var createBoxes=function(slider,settings,vars){
            slider.html($('<div class="nivo-caption"><p>'+vars.currentImage.html()+'</p></div>').css({
                opacity:"1",
                display:"table"
            }));
            var boxWidth=Math.round(slider.width()/settings.boxCols);
            var boxHeight=Math.round(slider.height()/settings.boxRows);
            for(var rows=0;rows<settings.boxRows;rows++){
                for(var cols=0;cols<settings.boxCols;cols++){
                    if(cols==settings.boxCols-1){
                        slider.append($('<div class="nivo-box"></div>').css({
                            position:'absolute',
                            opacity:1,
                            left:(boxWidth*cols)+'px',
                            top:15+(boxHeight*rows)+'px',
                            width:(slider.width()-(boxWidth*cols))+'px',
                            height:boxHeight+'px',
                            overflow:'hidden',
                            background:'#EC7535'
                        }));
                    }else{
                        slider.append($('<div class="nivo-box"></div>').css({
                            position:'absolute',
                            opacity:1,
                            left:(boxWidth*cols)+'px',
                            top:15+(boxHeight*rows)+'px',
                            width:boxWidth+'px',
                            height:boxHeight+'px',
                            overflow:'hidden',
                            background:'#EC7535'
                        }));
                    }
                }
            }
            slider.append($('<a href="'+vars.currentImage.attr("title")+'"><div class="link-box"></div></a>').css({
                position:'absolute',
                opacity:1,
                left:0+'px',
                top:15+'px',
                width:slider.width()+'px',
                height:slider.height()+'px',
                overflow:'hidden'
            }));
        }
        var nivoRun=function(slider,kids,settings,nudge){
            var vars=slider.data('nivo:vars');
            if(vars&&(vars.currentSlide==vars.totalSlides-1)){
                settings.lastSlide.call(this);
            }
            if((!vars||vars.stop)&&!nudge)return false;
            settings.beforeChange.call(this);
            if(!nudge){
                slider.css('background','url("'+vars.currentImage.html()+'") no-repeat');
            }else{
                if(nudge=='prev'){
                    slider.css('background','url("'+vars.currentImage.html()+'") no-repeat');
                }
                if(nudge=='next'){
                    slider.css('background','url("'+vars.currentImage.html()+'") no-repeat');
                }
            }
            vars.currentSlide++;
            if(vars.currentSlide==vars.totalSlides){
                vars.currentSlide=0;
                settings.slideshowEnd.call(this);
            }
            if(vars.currentSlide<0)vars.currentSlide=(vars.totalSlides-1);
            if($(kids[vars.currentSlide]).is('span')){
                vars.currentImage=$(kids[vars.currentSlide]);
            }else{
                vars.currentImage=$(kids[vars.currentSlide]).find('span:first');
            }
            if(settings.controlNav){
                $('.nivo-controlNav a',slider).removeClass('active');
                $('.nivo-controlNav a:eq('+vars.currentSlide+')',slider).addClass('active');
            }
            //processCaption(settings);
            $('.nivo-slice',slider).remove();
            $('.nivo-box',slider).remove();
            if(settings.effect=='random'){
                var anims=new Array('sliceDownRight','sliceDownLeft','sliceUpRight','sliceUpLeft','sliceUpDown','sliceUpDownLeft','fold','fade','boxRandom','boxRain','boxRainReverse','boxRainGrow','boxRainGrowReverse');
                vars.randAnim=anims[Math.floor(Math.random()*(anims.length+1))];
                if(vars.randAnim==undefined)vars.randAnim='fade';
            }
            if(settings.effect.indexOf(',')!=-1){
                var anims=settings.effect.split(',');
                vars.randAnim=anims[Math.floor(Math.random()*(anims.length))];
                if(vars.randAnim==undefined)vars.randAnim='fade';
            }
            vars.running=true;
            if(settings.effect=='boxRandom'||vars.randAnim=='boxRandom'){
                createBoxes(slider,settings,vars);
                var totalBoxes=settings.boxCols*settings.boxRows;
                var i=0;
                var timeBuff=0;
                var boxes=shuffle($('.nivo-box',slider));
                boxes.each(function(){
                    var box=$(this);
                    if(i==totalBoxes-1){
                        setTimeout(function(){
                            box.animate({
                                opacity:'0'
                            },settings.animSpeed,'',function(){
                                slider.trigger('nivo:animFinished');
                            });
                        },(100+timeBuff));
                    }else{
                        setTimeout(function(){
                            box.animate({
                                opacity:'0'
                            },settings.animSpeed);
                        },(100+timeBuff));
                    }
                    timeBuff+=20;
                    i++;
                });
            }
        }
        var shuffle=function(arr){
            for(var j,x,i=arr.length;i;j=parseInt(Math.random()*i),x=arr[--i],arr[i]=arr[j],arr[j]=x);
            return arr;
        }
        var trace=function(msg){
            if(this.console&&typeof console.log!="undefined")
                console.log(msg);
        }
        this.stop=function(){
            if(!$(element).data('nivo:vars').stop){
                $(element).data('nivo:vars').stop=true;
                trace('Stop Slider');
            }
        }
        this.start=function(){
            if($(element).data('nivo:vars').stop){
                $(element).data('nivo:vars').stop=false;
                trace('Start Slider');
            }
        }
        settings.afterLoad.call(this);
        return this;
    };

    $.fn.nivoSlider=function(options){
        return this.each(function(key,value){
            var element=$(this);
            if(element.data('nivoslider'))return element.data('nivoslider');
            var nivoslider=new NivoSlider(this,options);
            element.data('nivoslider',nivoslider);
        });
    };

    $.fn.nivoSlider.defaults={
        effect:'random',
        slices:15,
        boxCols:8,
        boxRows:4,
        animSpeed:500,
        pauseTime:3000,
        startSlide:0,
        directionNav:true,
        directionNavHide:true,
        controlNav:true,
        controlNavThumbs:false,
        controlNavThumbsFromRel:false,
        controlNavThumbsSearch:'.jpg',
        controlNavThumbsReplace:'_thumb.jpg',
        keyboardNav:true,
        pauseOnHover:true,
        manualAdvance:false,
        captionOpacity:1,
        prevText:'Prev',
        nextText:'Next',
        beforeChange:function(){},
        afterChange:function(){},
        slideshowEnd:function(){},
        lastSlide:function(){},
        afterLoad:function(){}
    };

    $.fn._reverse=[].reverse;
})(jQuery);