(function ($) {
	$.fn.jCarouselLite = function (o) {
		o = $.extend({
			btnPrev: null,
			btnNext: null,
			btnGo: null,
			mouseWheel: false,
			auto: 3000,
			speed: 500,
			easing: null,
			vertical: false,
			circular: true,
			visible: 6,
			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);