/*!
 * jCarousel - Riding carousels with jQuery
 *   http://sorgalla.com/jcarousel/
 *
 * Copyright (c) 2006 Jan Sorgalla (http://sorgalla.com)
 * Dual licensed under the MIT (http://www.opensource.org/licenses/mit-license.php)
 * and GPL (http://www.opensource.org/licenses/gpl-license.php) licenses.
 *
 * Built on top of the jQuery library
 *   http://jquery.com
 *
 * Inspired by the "Carousel Component" by Bill Scott
 *   http://billwscott.com/carousel/
 */

(function(i){
    var q={
        vertical:false,
        rtl:false,
        start:1,
        offset:1,
        size:null,
        scroll:3,
        visible:null,
        animation:"normal",
        easing:"swing",
        auto:0,
        wrap:null,
        initCallback:null,
        reloadCallback:null,
        itemLoadCallback:null,
        itemFirstInCallback:null,
        itemFirstOutCallback:null,
        itemLastInCallback:null,
        itemLastOutCallback:null,
        itemVisibleInCallback:null,
        itemVisibleOutCallback:null,
        buttonNextHTML:"<div></div>",
        buttonPrevHTML:"<div></div>",
        buttonNextEvent:"click",
        buttonPrevEvent:"click",
        buttonNextCallback:null,
        buttonPrevCallback:null,
        itemFallbackDimension:null
    },r=false;
    i(window).bind("load.jcarousel",function(){
        r=true
        });
    i.jcarousel=function(a,c){
        this.options=i.extend({},q,c||{});
        this.autoStopped=this.locked=false;
        this.buttonPrevState=this.buttonNextState=this.buttonPrev=this.buttonNext=this.list=this.clip=this.container=null;
        if(!c||c.rtl===undefined)this.options.rtl=(i(a).attr("dir")||i("html").attr("dir")||"").toLowerCase()=="rtl";
        this.wh=!this.options.vertical?"width":"height";
        this.lt=!this.options.vertical?this.options.rtl? "right":"left":"top";
        for(var b="",d=a.className.split(" "),f=0;f<d.length;f++)if(d[f].indexOf("jcarousel-skin")!=-1){
            i(a).removeClass(d[f]);
            b=d[f];
            break
        }
        if(a.nodeName.toUpperCase()=="UL"||a.nodeName.toUpperCase()=="OL"){
            this.list=i(a);
            this.container=this.list.parent();
            if(this.container.hasClass("jcarousel-clip")){
                if(!this.container.parent().hasClass("jcarousel-container"))this.container=this.container.wrap("<div></div>");
                this.container=this.container.parent()
                }else if(!this.container.hasClass("jcarousel-container"))this.container= this.list.wrap("<div></div>").parent()
                }else{
            this.container=i(a);
            this.list=this.container.find("ul,ol").eq(0)
            }
            b!==""&&this.container.parent()[0].className.indexOf("jcarousel-skin")==-1&&this.container.wrap('<div class=" '+b+'"></div>');
        this.clip=this.list.parent();
        if(!this.clip.length||!this.clip.hasClass("jcarousel-clip"))this.clip=this.list.wrap("<div></div>").parent();
        this.buttonNext=i(".jcarousel-next",this.container);
        if(this.buttonNext.size()===0&&this.options.buttonNextHTML!==null)this.buttonNext= this.clip.after(this.options.buttonNextHTML).next();
        this.buttonNext.addClass(this.className("jcarousel-next"));
        this.buttonPrev=i(".jcarousel-prev",this.container);
        if(this.buttonPrev.size()===0&&this.options.buttonPrevHTML!==null)this.buttonPrev=this.clip.after(this.options.buttonPrevHTML).next();
        this.buttonPrev.addClass(this.className("jcarousel-prev"));
        this.clip.addClass(this.className("jcarousel-clip")).css({
            overflow:"hidden",
            position:"relative"
        });
        this.list.addClass(this.className("jcarousel-list")).css({
            overflow:"hidden",
            position:"relative",
            top:0,
            margin:0,
            padding:0
        }).css(this.options.rtl?"right":"left",0);
        this.container.addClass(this.className("jcarousel-container")).css({
            position:"relative"
        });
        !this.options.vertical&&this.options.rtl&&this.container.addClass("jcarousel-direction-rtl").attr("dir","rtl");
        var j=this.options.visible!==null?Math.ceil(this.clipping()/this.options.visible):null;
        b=this.list.children("li");
        var e=this;
        if(b.size()>0){
            var g=0,k=this.options.offset;
            b.each(function(){
                e.format(this,k++);
                g+=e.dimension(this, j)
                });
            this.list.css(this.wh,g+100+"px");
            if(!c||c.size===undefined)this.options.size=b.size()
                }
                this.container.css("display","block");
        this.buttonNext.css("display","block");
        this.buttonPrev.css("display","block");
        this.funcNext=function(){
            e.next()
            };

        this.funcPrev=function(){
            e.prev()
            };

        this.funcResize=function(){
            e.reload()
            };

        this.options.initCallback!==null&&this.options.initCallback(this,"init");
        if(!r&&i.browser.safari){
            this.buttons(false,false);
            i(window).bind("load.jcarousel",function(){
                e.setup()
                })
            }else this.setup()
            };
    var h=i.jcarousel;
    h.fn=h.prototype={
        jcarousel:"0.2.7"
    };

    h.fn.extend=h.extend=i.extend;
    h.fn.extend({
        setup:function(){
            this.prevLast=this.prevFirst=this.last=this.first=null;
            this.animating=false;
            this.tail=this.timer=null;
            this.inTail=false;
            if(!this.locked){
                this.list.css(this.lt,this.pos(this.options.offset)+"px");
                var a=this.pos(this.options.start,true);
                this.prevFirst=this.prevLast=null;
                this.animate(a,false);
                i(window).unbind("resize.jcarousel",this.funcResize).bind("resize.jcarousel",this.funcResize)
                }
            },
    reset:function(){
        this.list.empty();
        this.list.css(this.lt,"0px");
        this.list.css(this.wh,"10px");
        this.options.initCallback!==null&&this.options.initCallback(this,"reset");
        this.setup()
        },
    reload:function(){
        this.tail!==null&&this.inTail&&this.list.css(this.lt,h.intval(this.list.css(this.lt))+this.tail);
        this.tail=null;
        this.inTail=false;
        this.options.reloadCallback!==null&&this.options.reloadCallback(this);
        if(this.options.visible!==null){
            var a=this,c=Math.ceil(this.clipping()/this.options.visible),b=0,d=0;
            this.list.children("li").each(function(f){
                b+=a.dimension(this,c);
                if(f+1<a.first)d=b
                    });
            this.list.css(this.wh,b+"px");
            this.list.css(this.lt,-d+"px")
            }
            this.scroll(this.first,false)
        },
    lock:function(){
        this.locked=true;
        this.buttons()
        },
    unlock:function(){
        this.locked=false;
        this.buttons()
        },
    size:function(a){
        if(a!==undefined){
            this.options.size=a;
            this.locked||this.buttons()
            }
            return this.options.size
        },
    has:function(a,c){
        if(c===undefined||!c)c=a;
        if(this.options.size!==null&&c>this.options.size)c=this.options.size;
        for(var b= a;b<=c;b++){
            var d=this.get(b);
            if(!d.length||d.hasClass("jcarousel-item-placeholder"))return false
                }
                return true
        },
    get:function(a){
        return i(".jcarousel-item-"+a,this.list)
        },
    add:function(a,c){
        var b=this.get(a),d=0,f=i(c);
        if(b.length===0){
            var j,e=h.intval(a);
            for(b=this.create(a);;){
                j=this.get(--e);
                if(e<=0||j.length){
                    e<=0?this.list.prepend(b):j.after(b);
                    break
                }
            }
            }else d=this.dimension(b);
    if(f.get(0).nodeName.toUpperCase()=="LI"){
        b.replaceWith(f);
        b=f
        }else b.empty().append(c);
    this.format(b.removeClass(this.className("jcarousel-item-placeholder")), a);
    f=this.options.visible!==null?Math.ceil(this.clipping()/this.options.visible):null;
    d=this.dimension(b,f)-d;
    a>0&&a<this.first&&this.list.css(this.lt,h.intval(this.list.css(this.lt))-d+"px");
    this.list.css(this.wh,h.intval(this.list.css(this.wh))+d+"px");
    return b
    },
remove:function(a){
    var c=this.get(a);
    if(!(!c.length||a>=this.first&&a<=this.last)){
        var b=this.dimension(c);
        a<this.first&&this.list.css(this.lt,h.intval(this.list.css(this.lt))+b+"px");
        c.remove();
        this.list.css(this.wh,h.intval(this.list.css(this.wh))- b+"px")
        }
    },
next:function(){
    this.tail!==null&&!this.inTail?this.scrollTail(false):this.scroll((this.options.wrap=="both"||this.options.wrap=="last")&&this.options.size!==null&&this.last==this.options.size?1:this.first+this.options.scroll)
    },
prev:function(){
    this.tail!==null&&this.inTail?this.scrollTail(true):this.scroll((this.options.wrap=="both"||this.options.wrap=="first")&&this.options.size!==null&&this.first==1?this.options.size:this.first-this.options.scroll)
    },
scrollTail:function(a){
    if(!(this.locked|| this.animating||!this.tail)){
        this.pauseAuto();
        var c=h.intval(this.list.css(this.lt));
        c=!a?c-this.tail:c+this.tail;
        this.inTail=!a;
        this.prevFirst=this.first;
        this.prevLast=this.last;
        this.animate(c)
        }
    },
scroll:function(a,c){
    if(!(this.locked||this.animating)){
        this.pauseAuto();
        this.animate(this.pos(a),c)
        }
    },
pos:function(a,c){
    var b=h.intval(this.list.css(this.lt));
    if(this.locked||this.animating)return b;
    if(this.options.wrap!="circular")a=a<1?1:this.options.size&&a>this.options.size?this.options.size:a;
    for(var d= this.first>a,f=this.options.wrap!="circular"&&this.first<=1?1:this.first,j=d?this.get(f):this.get(this.last),e=d?f:f-1,g=null,k=0,l=false,m=0;d?--e>=a:++e<a;){
        g=this.get(e);
        l=!g.length;
        if(g.length===0){
            g=this.create(e).addClass(this.className("jcarousel-item-placeholder"));
            j[d?"before":"after"](g);
            if(this.first!==null&&this.options.wrap=="circular"&&this.options.size!==null&&(e<=0||e>this.options.size)){
                j=this.get(this.index(e));
                if(j.length)g=this.add(e,j.clone(true))
                    }
                }
        j=g;
    m=this.dimension(g);
        if(l)k+= m;
        if(this.first!==null&&(this.options.wrap=="circular"||e>=1&&(this.options.size===null||e<=this.options.size)))b=d?b+m:b-m
        }
        f=this.clipping();
var p=[],o=0,n=0;
j=this.get(a-1);
for(e=a;++o;){
    g=this.get(e);
    l=!g.length;
    if(g.length===0){
        g=this.create(e).addClass(this.className("jcarousel-item-placeholder"));
        j.length===0?this.list.prepend(g):j[d?"before":"after"](g);
        if(this.first!==null&&this.options.wrap=="circular"&&this.options.size!==null&&(e<=0||e>this.options.size)){
            j=this.get(this.index(e));
            if(j.length)g= this.add(e,j.clone(true))
                }
            }
    j=g;
m=this.dimension(g);
    if(m===0)throw Error("jCarousel: No width/height set for items. This will cause an infinite loop. Aborting...");
    if(this.options.wrap!="circular"&&this.options.size!==null&&e>this.options.size)p.push(g);
    else if(l)k+=m;
    n+=m;
    if(n>=f)break;
    e++
}
for(g=0;g<p.length;g++)p[g].remove();
if(k>0){
    this.list.css(this.wh,this.dimension(this.list)+k+"px");
    if(d){
        b-=k;
        this.list.css(this.lt,h.intval(this.list.css(this.lt))-k+"px")
        }
    }
k=a+o-1;
if(this.options.wrap!="circular"&& this.options.size&&k>this.options.size)k=this.options.size;
if(e>k){
    o=0;
    e=k;
    for(n=0;++o;){
        g=this.get(e--);
        if(!g.length)break;
        n+=this.dimension(g);
        if(n>=f)break
    }
    }
    e=k-o+1;
if(this.options.wrap!="circular"&&e<1)e=1;
if(this.inTail&&d){
    b+=this.tail;
    this.inTail=false
    }
    this.tail=null;
if(this.options.wrap!="circular"&&k==this.options.size&&k-o+1>=1){
    d=h.margin(this.get(k),!this.options.vertical?"marginRight":"marginBottom");
    if(n-d>f)this.tail=n-f-d
        }
        if(c&&a===this.options.size&&this.tail){
    b-=this.tail;
    this.inTail= true
    }
    for(;a-- >e;)b+=this.dimension(this.get(a));
this.prevFirst=this.first;
this.prevLast=this.last;
this.first=e;
this.last=k;
return b
},
animate:function(a,c){
    if(!(this.locked||this.animating)){
        this.animating=true;
        var b=this,d=function(){
            b.animating=false;
            a===0&&b.list.css(b.lt,0);
            if(!b.autoStopped&&(b.options.wrap=="circular"||b.options.wrap=="both"||b.options.wrap=="last"||b.options.size===null||b.last<b.options.size||b.last==b.options.size&&b.tail!==null&&!b.inTail))b.startAuto();
            b.buttons();
            b.notify("onAfterAnimation");
            if(b.options.wrap=="circular"&&b.options.size!==null)for(var f=b.prevFirst;f<=b.prevLast;f++)if(f!==null&&!(f>=b.first&&f<=b.last)&&(f<1||f>b.options.size))b.remove(f)
                };

        this.notify("onBeforeAnimation");
        if(!this.options.animation||c===false){
            this.list.css(this.lt,a+"px");
            d()
            }else this.list.animate(!this.options.vertical?this.options.rtl?{
            right:a
        }:{
            left:a
        }:{
            top:a
        },this.options.animation,this.options.easing,d)
        }
        },
startAuto:function(a){
    if(a!==undefined)this.options.auto=a;
    if(this.options.auto===0)return this.stopAuto();
    if(this.timer===null){
        this.autoStopped=false;
        var c=this;
        this.timer=window.setTimeout(function(){
            c.next()
            },this.options.auto*1E3)
        }
    },
stopAuto:function(){
    this.pauseAuto();
    this.autoStopped=true
    },
pauseAuto:function(){
    if(this.timer!==null){
        window.clearTimeout(this.timer);
        this.timer=null
        }
    },
buttons:function(a,c){
    if(a==null){
        a=!this.locked&&this.options.size!==0&&(this.options.wrap&&this.options.wrap!="first"||this.options.size===null||this.last<this.options.size);
        if(!this.locked&&(!this.options.wrap||this.options.wrap== "first")&&this.options.size!==null&&this.last>=this.options.size)a=this.tail!==null&&!this.inTail
            }
            if(c==null){
        c=!this.locked&&this.options.size!==0&&(this.options.wrap&&this.options.wrap!="last"||this.first>1);
        if(!this.locked&&(!this.options.wrap||this.options.wrap=="last")&&this.options.size!==null&&this.first==1)c=this.tail!==null&&this.inTail
            }
            var b=this;
    if(this.buttonNext.size()>0){
        this.buttonNext.unbind(this.options.buttonNextEvent+".jcarousel",this.funcNext);
        a&&this.buttonNext.bind(this.options.buttonNextEvent+ ".jcarousel",this.funcNext);
        this.buttonNext[a?"removeClass":"addClass"](this.className("jcarousel-next-disabled")).attr("disabled",a?false:true);
        this.options.buttonNextCallback!==null&&this.buttonNext.data("jcarouselstate")!=a&&this.buttonNext.each(function(){
            b.options.buttonNextCallback(b,this,a)
            }).data("jcarouselstate",a)
        }else this.options.buttonNextCallback!==null&&this.buttonNextState!=a&&this.options.buttonNextCallback(b,null,a);
    if(this.buttonPrev.size()>0){
        this.buttonPrev.unbind(this.options.buttonPrevEvent+ ".jcarousel",this.funcPrev);
        c&&this.buttonPrev.bind(this.options.buttonPrevEvent+".jcarousel",this.funcPrev);
        this.buttonPrev[c?"removeClass":"addClass"](this.className("jcarousel-prev-disabled")).attr("disabled",c?false:true);
        this.options.buttonPrevCallback!==null&&this.buttonPrev.data("jcarouselstate")!=c&&this.buttonPrev.each(function(){
            b.options.buttonPrevCallback(b,this,c)
            }).data("jcarouselstate",c)
        }else this.options.buttonPrevCallback!==null&&this.buttonPrevState!=c&&this.options.buttonPrevCallback(b, null,c);
    this.buttonNextState=a;
    this.buttonPrevState=c
    },
notify:function(a){
    var c=this.prevFirst===null?"init":this.prevFirst<this.first?"next":"prev";
    this.callback("itemLoadCallback",a,c);
    if(this.prevFirst!==this.first){
        this.callback("itemFirstInCallback",a,c,this.first);
        this.callback("itemFirstOutCallback",a,c,this.prevFirst)
        }
        if(this.prevLast!==this.last){
        this.callback("itemLastInCallback",a,c,this.last);
        this.callback("itemLastOutCallback",a,c,this.prevLast)
        }
        this.callback("itemVisibleInCallback", a,c,this.first,this.last,this.prevFirst,this.prevLast);
    this.callback("itemVisibleOutCallback",a,c,this.prevFirst,this.prevLast,this.first,this.last)
    },
callback:function(a,c,b,d,f,j,e){
    if(!(this.options[a]==null||typeof this.options[a]!="object"&&c!="onAfterAnimation")){
        var g=typeof this.options[a]=="object"?this.options[a][c]:this.options[a];
        if(i.isFunction(g)){
            var k=this;
            if(d===undefined)g(k,b,c);
            else if(f===undefined)this.get(d).each(function(){
                g(k,this,d,b,c)
                });
            else{
                a=function(m){
                    k.get(m).each(function(){
                        g(k, this,m,b,c)
                        })
                    };

                for(var l=d;l<=f;l++)l!==null&&!(l>=j&&l<=e)&&a(l)
                    }
                }
    }
},
create:function(a){
    return this.format("<li></li>",a)
    },
format:function(a,c){
    a=i(a);
    for(var b=a.get(0).className.split(" "),d=0;d<b.length;d++)
        b[d].indexOf("jcarousel-")!=-1&&a.removeClass(b[d]);
    a.addClass(this.className("jcarousel-item")).addClass(this.className("jcarousel-item-"+c)).css({
        "float":this.options.rtl?"right":"left",
        "list-style":"none"
    }).attr("jcarouselindex",c);
    return a
    },
className:function(a){
    return a+" "+a+(!this.options.vertical? "-horizontal":"-vertical")
    },
dimension:function(a,c){
    var b=a.jquery!==undefined?a[0]:a,d=!this.options.vertical?(b.offsetWidth||h.intval(this.options.itemFallbackDimension))+h.margin(b,"marginLeft")+h.margin(b,"marginRight"):(b.offsetHeight||h.intval(this.options.itemFallbackDimension))+h.margin(b,"marginTop")+h.margin(b,"marginBottom");
    if(c==null||d==c)return d;
    d=!this.options.vertical?c-h.margin(b,"marginLeft")-h.margin(b,"marginRight"):c-h.margin(b,"marginTop")-h.margin(b,"marginBottom");
    i(b).css(this.wh, d+"px");
    return this.dimension(b)
    },
clipping:function(){
    return!this.options.vertical?this.clip[0].offsetWidth-h.intval(this.clip.css("borderLeftWidth"))-h.intval(this.clip.css("borderRightWidth")):this.clip[0].offsetHeight-h.intval(this.clip.css("borderTopWidth"))-h.intval(this.clip.css("borderBottomWidth"))
    },
index:function(a,c){
    if(c==null)c=this.options.size;
    return Math.round(((a-1)/c-Math.floor((a-1)/c))*c)+1
    }
});
h.extend({
    defaults:function(a){
        return i.extend(q,a||{})
        },
    margin:function(a,c){
        if(!a)return 0;
        var b=a.jquery!==undefined?a[0]:a;
        if(c=="marginRight"&&i.browser.safari){
            var d={
                display:"block",
                "float":"none",
                width:"auto"
            },f,j;
            i.swap(b,d,function(){
                f=b.offsetWidth
                });
            d.marginRight=0;
            i.swap(b,d,function(){
                j=b.offsetWidth
                });
            return j-f
            }
            return h.intval(i.css(b,c))
        },
    intval:function(a){
        a=parseInt(a,10);
        return isNaN(a)?0:a
        }
    });
i.fn.jcarousel=function(a){
    if(typeof a=="string"){
        var c=i(this).data("jcarousel"),b=Array.prototype.slice.call(arguments,1);
        return c[a].apply(c,b)
        }else return this.each(function(){
        i(this).data("jcarousel", new h(this,a))
        })
    }
    })(jQuery);