(function($) {
    $.fn.jCarouselLite = function(o) {
        o = $.extend({ btnPrev: null, btnNext: null, btnImgPrev: null, btnImgNext: null, btnGo: null, mouseWheel: false, auto: null, speed: 200, easing: null, vertical: false, circular: true, visible: 3, divWidth: null, divHeight: null, maxDivHeight: null, start: 0, scroll: 1, beforeStart: null }, o || {}); return this.each(function() {
            var running = false, animCss = o.vertical ? "top" : "left", sizeCss = o.vertical ? "height" : "width"; var div = $(this), ul = $("ul", div), 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; }
            else { $("#arrowPrev").attr("src", o.btnImgPrev + "light.gif"); $("#arrowPrev").attr("style", "cursor:auto;"); }
            var li = $("li", ul), itemLength = li.size(), curr = o.start; div.css("visibility", "visible"); li.css({ overflow: "hidden", float: o.vertical ? "none" : "left" }); ul.css({ margin: "0", padding: "0", position: "relative", "list-style-type": "none", "z-index": "1" }); div.css({ overflow: "hidden", position: "relative", "z-index": "2", left: "0px" }); var liSize = o.vertical ? height(li) : width(li); var ulSize = 0; var divSize = liSize * v; for (var i = 0; i < li.length; i++) { ulSize += li[i].offsetHeight; li[i].style.width = li[i].offsetWidth; li[i].style.height = li[i].offsetHeight; }
            if (o.maxDivHeight != null) { if (ulSize <= o.maxDivHeight) { $(o.btnPrev).attr("style", "display:none;"); $(o.btnNext).attr("style", "display:none;"); divSize = o.maxDivHeight; o.scroll = 0; } }
            if (o.divWidth != null) { divSize = o.divWidth; if (ulSize <= divSize) { $("#arrowNext").attr("src", o.btnImgNext + "light.gif"); $("#arrowNext").attr("style", "cursor:auto;"); } }
            if (o.divHeight != null) { divSize = o.divHeight; }
            ulSize += -40; ul.css(sizeCss, ulSize + "px").css(animCss, -(curr * liSize)); div.css(sizeCss, divSize + "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, val) { $(val).click(function() { return go(o.circular ? o.visible + i : i); }); }); if (o.mouseWheel && div.mousewheel)
                div.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 li.slice(curr).slice(0, v); }; function go(to) {
                    if (!running) {
                        if (o.beforeStart)
                            o.beforeStart.call(this, vis()); if (o.circular) { if (to <= o.start - v - 1) { ul.css(animCss, -((itemLength - (v * 2)) * liSize) + "px"); curr = to == o.start - v - 1 ? itemLength - (v * 2) - 1 : itemLength - (v * 2) - o.scroll; } else if (to >= itemLength - v + 1) { ul.css(animCss, -((v) * liSize) + "px"); curr = to == itemLength - v + 1 ? v + 1 : v + o.scroll; } else curr = to; } else {
                            if (to < 0 || to > itemLength - v) { return; }
                            else {
                                curr = to; var arrowPrev = $("#arrowPrev"); var arrowNext = $("#arrowNext"); if (to == 0) { arrowPrev.attr("src", o.btnImgPrev + "light.gif"); arrowNext.attr("src", o.btnImgNext + "dark.gif"); arrowPrev.attr("style", "cursor:auto;"); arrowNext.attr("style", "cursor:pointer;"); }
                                else { arrowPrev.attr("src", o.btnImgPrev + "dark.gif"); arrowPrev.attr("style", "cursor:pointer;"); if (to == itemLength - v) { arrowNext.attr("src", o.btnImgNext + "light.gif"); arrowNext.attr("style", "cursor:auto;"); } } 
                            } 
                        }
                        running = true; ul.animate(animCss == "left" ? { left: -(curr * liSize)} : { top: -(curr * liSize) }, o.speed, o.easing, function() {
                            if (o.afterEnd)
                                o.afterEnd.call(this, vis()); running = false;
                        }); if (!o.circular) { $(o.btnPrev + "," + o.btnNext).removeClass("disabled"); $((curr - o.scroll < 0 && o.btnPrev) || (curr + o.scroll > itemLength - v && o.btnNext) || []).addClass("disabled"); } 
                    }
                    return false;
                };
        });
    }; function css(el, prop) { return parseInt($.css(el[0], prop)) || 0; }; function width(el) { return el[0].offsetWidth + css(el, 'marginLeft') + css(el, 'marginRight'); }; function height(el) { return el[0].offsetHeight + css(el, 'marginTop') + css(el, 'marginBottom'); };
})(jQuery);