﻿(function($){$.fn.jCarouselLite=function(o){o=$.extend(
	{
		btnPrev:null,btnNext:null,btnGo:null,mouseWheel:false,auto:true,speed:2000,easing:null,vertical:false,circular:true,visible:3,start:0,scroll:1,beforeStart:null,afterEnd:null
	},o||{});
	return this.each(function()
	{
		var b=false,animCss=o.vertical?"top":"left",sizeCss=o.vertical?"height":"width";
		var c=$(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=$("li",ul),itemLength=f.size(),curr=o.start;
		c.css("visibility","visible");
		f.css({overflow:"hidden",float:o.vertical?"none":"left"});
		ul.css({margin:"0",padding:"0",position:"relative","list-style-type":"none","z-index":"0"});
		c.css({overflow:"hidden",position:"relative","z-index":"1",left:"0px"});
		var g=o.vertical?height(f):width(f);
		var h=g*itemLength;
		var j=g*v;
		f.css({width:f.width(),height:f.height()});
		ul.css(sizeCss,h+"px").css(animCss,-(curr*g));
		c.css(sizeCss,j+"px");
		if(o.btnPrev)$(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) //line 274 in jcarousellite_1.0.1.js
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);
