(function($){
$.fn.jCarouselLite=function(o){
    o=$.extend({
        btnPrev:null,
        btnNext:null,
        btnGo:null,
        mouseWheel:false,
        auto:null,
        speed:1500,
        easing:null,
        vertical:false,
        circular:true,
        visible:3,
        start:0,
        scroll:1,
        beforeStart:null,
        afterEnd:null
        },o||{});
    return this.each(function(){
            var b=false,
            animCss=o.vertical?"top":"left",
            sizeCss=o.vertical?"height":"width";
            var c=$(this),
            ul=$("ul",c),
            tLi=$("li",ul),
            tl=tLi.size(),
            v=o.visible;
            if(o.circular){
                ul.prepend(tLi.slice(tl-v-1+1).clone()).append(tLi.slice(0,v).clone());o.start+=v
                }
            var f=$("li",ul),
            itemLength=f.size(),
            curr=o.start;
            c.css("visibility","visible");
            f.css({overflow:"hidden",float:o.vertical?"none":"left"});
            ul.css({margin:"0",padding:"0",position:"relative","list-style-type":"none","z-index":"1"});
            c.css({overflow:"hidden",position:"relative","z-index":"2",left:"0px"});
            var g=o.vertical?height(f):width(f);
            var h=g*itemLength;
            var j=g*v;f.css({width:f.width(),height:f.height()});
            ul.css(sizeCss,h+"px").css(animCss,-(curr*g));c.css(sizeCss,j+"px");
            if(o.btnPrev)$(o.btnPrev).click(function(){
                    return go(curr-o.scroll)});
            if(o.btnNext)$(o.btnNext).click(function(){
                    return go(curr+o.scroll)});
            if(o.btnGo)$.each(o.btnGo,function(i,a){$(a).click(function(){
                    return go(o.circular?o.visible+i:i)})});
            if(o.mouseWheel&&c.mousewheel)c.mousewheel(function(e,d){
                    return d>0?go(curr-o.scroll):go(curr+o.scroll)});
            if(o.auto)setInterval(function(){
                    go(curr+o.scroll)},o.auto+o.speed);
            function vis(){
                    return f.slice(curr).slice(0,v)};
            function go(a){
                    if(!b){
                    if(o.beforeStart)o.beforeStart.call(this,vis());
                    if(o.circular){
                        if(a<=o.start-v-1){
                            ul.css(animCss,-((itemLength-(v*2))*g)+"px");
                            curr=a==o.start-v-1?itemLength-(v*2)-1:itemLength-(v*2)-o.scroll
                            }
                        else if(a>=itemLength-v+1){
                            ul.css(animCss,-((v)*g)+"px");
                            curr=a==itemLength-v+1?v+1:v+o.scroll
                            }
                        else curr=a
                        } else { 
                        if(a<0||a>itemLength-v)
                            return;
                        else curr=a
                        }
                        b=true;
                        ul.animate(animCss=="left"?{left:-(curr*g)}:{top:-(curr*g)},o.speed,o.easing,
                        function(){
                            if(o.afterEnd)o.afterEnd.call(this,vis());b=false});
                            if(!o.circular){$(o.btnPrev+","+o.btnNext).removeClass("disabled");
                            $((curr-o.scroll<0&&o.btnPrev)||(curr+o.scroll>itemLength-v&&o.btnNext)||[]).addClass("disabled")}}
                            return false}})};
                function css(a,b){
                    return parseInt($.css(a[0],b))||0};
                function width(a){
                    return a[0].offsetWidth+css(a,'marginLeft')+css(a,'marginRight')};
                function height(a){
                return a[0].offsetHeight+css(a,'marginTop')+css(a,'marginBottom')}})(jQuery);