/*
    Slimbox v1.7 - The ultimate lightweight Lightbox clone
    (c) 2007-2009 Christophe Beyls <http://www.digitalia.be>
    MIT-style license.
*/
var Slimbox = (function ()
{
    var F = window, n = Browser.Engine.trident4, u, g, G =- 1, o, w, E, v, y, M, s, m = {},
    t = new Image(), K = new Image(), I, a, h, q, J, e, H, c, A, L, x, i, d, C;
    F.addEvent("domready", function ()
    {
        $(document.body).adopt($$(I = new Element("div", {
            id : "lbOverlay", events : {
                click : D
            }
        }), a = new Element("div", {
            id : "lbCenter"
        }), H = new Element("div", {
            id : "lbBottomContainer"
        })).setStyle("display", "none"));
        h = new Element("div", {
            id : "lbImage"
        }).injectInside(a).adopt(q = new Element("div", {
            styles : {
                position : "relative"
            }
        }).adopt(J = new Element("a", {
            id : "lbPrevLink", href : "#", events : {
                click : B
            }
        }), e = new Element("a", {
            id : "lbNextLink", href : "#", events : {
                click : f
            }
        })));
        c = new Element("div", {
            id : "lbBottom"
        }).injectInside(H).adopt(new Element("a", {
            id : "lbCloseLink", href : "#", events : {
                click : D
            }
        }), A = new Element("div", {
            id : "lbCaption"
        }), L = new Element("div", {
            id : "lbNumber"
        }), new Element("div", {
            styles : {
                clear : "both"
            }
        }))
    });
    function z()
    {
        var N = F.getScroll(), O = F.getSize();
        $$(a, H).setStyle("left", N.x + (O.x / 2));
        if (v) {
            I.setStyles({
                left : N.x, top : N.y, width : O.x, height : O.y
            })
        }
    }
    function l(N)
    {
        ["object", n ? "select" : "embed"].forEach(function (P)
        {
            Array.forEach(document.getElementsByTagName(P), function (Q)
            {
                if (N) {
                    Q._slimbox = Q.style.visibility
                }
                Q.style.visibility = N ? "hidden" : Q._slimbox;
            })
        });
        I.style.display = N ? "" : "none";
        var O = N ? "addEvent" : "removeEvent";
        F[O]("scroll", z)[O]("resize", z);
        document[O]("keydown", p)
    }
    function p(O)
    {
        var N = O.code;
        return u.closeKeys.contains(N) ? D() : u.nextKeys.contains(N) ? f() : u.previousKeys.contains(N) ? B() : false
    }
    function B()
    {
        return b(w)
    }
    function f()
    {
        return b(E)
    }
    function b(N)
    {
        if (N >= 0)
        {
            G = N;
            o = g[N][0];
            w = (G || (u.loop ? g.length : 0)) - 1;
            E = ((G + 1) % g.length) || (u.loop ? 0 :- 1);
            r();
            a.className = "lbLoading";
            m = new Image();
            m.onload = k;
            m.src = o
        }
        return false
    }
    function k()
    {
        a.className = "";
        d.set(0);
        h.setStyles({
            backgroundImage : "url(" + o + ")", display : ""
        });
        q.setStyle("width", m.width);
        $$(q, J, e).setStyle("height", m.height);
        A.set("html", g[G][1] || "");
        L.set("html", (((g.length > 1) && u.counterText) || "").replace(/{x}/, G + 1).replace(/{y}/, g.length));
        if (w >= 0) {
            t.src = g[w][0]
        }
        if (E >= 0) {
            K.src = g[E][0]
        }
        M = h.offsetWidth;
        s = h.offsetHeight;
        var P = Math.max(0, y - (s / 2)), N = 0, O;
        if (a.offsetHeight != s) {
            N = i.start({
                height : s, top : P
            })
        }
        if (a.offsetWidth != M) {
            N = i.start({
                width : M, marginLeft :- M / 2
            })
        }
        O = function ()
        {
            H.setStyles({
                width : M, top : P + s, marginLeft :- M / 2, visibility : "hidden", display : ""
            });
            d.start(1)
        };
        if (N) {
            i.chain(O)
        }
        else {
            O()
        }
    }
    function j()
    {
        if (w >= 0) {
            J.style.display = ""
        }
        if (E >= 0) {
            e.style.display = ""
        }
        C.set(-c.offsetHeight).start(0);
        H.style.visibility = ""
    }
    function r()
    {
        m.onload = $empty;
        m.src = t.src = K.src = o;
        i.cancel();
        d.cancel();
        C.cancel();
        $$(J, e, h, H).setStyle("display", "none")
    }
    function D()
    {
        if (G >= 0) {
            r();
            G = w = E =- 1;
            a.style.display = "none";
            x.cancel().chain(l).start(0)
        }
        return false
    }
    Element.implement({
        slimbox : function (N, O)
        {
            $$(this).slimbox(N, O);
            return this;
        }
    });
    Elements.implement(
    {
        slimbox : function (N, Q, P)
        {
            Q = Q || function (R)
            {
                return [R.href, R.title];
            };
            P = P || function ()
            {
                return true;
            };
            var O = this;
            O.removeEvents("click").addEvent("click", function ()
            {
                var R = O.filter(P, this);
                return Slimbox.open(R.map(Q), R.indexOf(this), N);
            });
            return O;
        }
    });
    return {
        open : function (P, O, N)
        {
            u = $extend(
            {
                loop : false, overlayOpacity : 0.8, overlayFadeDuration : 400, resizeDuration : 400, resizeTransition : false, 
                initialWidth : 250, initialHeight : 250, imageFadeDuration : 400, captionAnimationDuration : 400, 
                counterText : "Image {x} of {y}", closeKeys : [27, 88, 67], previousKeys : [37, 80], nextKeys : [39, 
                78]
            },
            N || {});
            x = new Fx.Tween(I, {
                property : "opacity", duration : u.overlayFadeDuration
            });
            i = new Fx.Morph(a, $extend({
                duration : u.resizeDuration, link : "chain"
            },
            u.resizeTransition ? {
                transition : u.resizeTransition
            }
             : {}));
            d = new Fx.Tween(h, {
                property : "opacity", duration : u.imageFadeDuration, onComplete : j
            });
            C = new Fx.Tween(c, {
                property : "margin-top", duration : u.captionAnimationDuration
            });
            if (typeof P == "string") {
                P = [[P, O]];
                O = 0
            }
            y = F.getScrollTop() + (F.getHeight() / 2);
            M = u.initialWidth;
            s = u.initialHeight;
            a.setStyles({
                top : Math.max(0, y - (s / 2)), width : M, height : s, marginLeft :- M / 2, display : ""
            });
            v = n || (I.currentStyle && (I.currentStyle.position != "fixed"));
            if (v) {
                I.style.position = "absolute"
            }
            x.set(0).start(u.overlayOpacity);
            z();
            l(1);
            g = P;
            u.loop = u.loop && (g.length > 1);
            return b(O);
        }
    }
})();
// AUTOLOAD CODE BLOCK (MAY BE CHANGED OR REMOVED)
Slimbox.scanPage = function () 
{
    $$(document.links).filter(function (el) 
    {
        return el.rel && el.rel.test(/^lightbox/i);
    }).slimbox({
        /* Put custom options here */
    },
    null, function (el) 
    {
        return (this == el) || ((this.rel.length > 8) && (this.rel == el.rel));
    });
};
window.addEvent("domready", Slimbox.scanPage);