/*
 * jQuery Tools 1.2.2 - The missing UI library for the Web
 * 
 * [scrollable]
 * 
 * NO COPYRIGHTS OR LICENSES. DO WHAT YOU LIKE.
 * 
 * http://flowplayer.org/tools/
 * 
 * File generated: Tue May 25 07:46:09 GMT 2010
 */
(function (e) {
    function n(f, c) {
        var a = e(c);
        return a.length < 2 ? a : f.parent().find(c)
    }
    function t(f, c) {
        var a = this,
            l = f.add(a),
            g = f.children(),
            k = 0,
            m = c.vertical;
        j || (j = a);
        if (g.length > 1) g = e(c.items, f);
        e.extend(a, {
            getConf: function () {
                return c
            },
            getIndex: function () {
                return k
            },
            getSize: function () {
                return a.getItems().size()
            },
            getNaviButtons: function () {
                return o.add(p)
            },
            getRoot: function () {
                return f
            },
            getItemWrap: function () {
                return g
            },
            getItems: function () {
                return g.children(c.item).not("." + c.clonedClass)
            },
            move: function (b, d) {
                return a.seekTo(k + b, d)
            },
            next: function (b) {
                return a.move(+2, b)
            },
            prev: function (b) {
                return a.move(-2, b)
            },
            begin: function (b) {
                return a.seekTo(0, b)
            },
            end: function (b) {
                return a.seekTo(a.getSize() - 1, b)
            },
            focus: function () {
                return j = a
            },
            addItem: function (b) {
                b = e(b);
                if (c.circular) {
                    e(".cloned:last").before(b);
                    e(".cloned:first").replaceWith(b.clone().addClass(c.clonedClass))
                } else g.append(b);
                l.trigger("onAddItem", [b]);
                return a
            },
            seekTo: function (b, d, h) {
                if (c.circular && b === 0 && k == -1 && d !== 0) return a;
                if (!c.circular && b < 0 || b > a.getSize() || b < -1) return a;
                var i = b;
                if (b.jquery) b = a.getItems().index(b);
                else i = a.getItems().eq(b);
                var q = e.Event("onBeforeSeek");
                if (!h) {
                    l.trigger(q, [b, d]);
                    if (q.isDefaultPrevented() || !i.length) return a
                }
                i = m ? {
                    top: -i.position().top
                } : {
                    left: -i.position().left
                };
                k = b;
                j = a;
                if (d === undefined) d = c.speed;
                g.animate(i, d, c.easing, h ||
                function () {
                    l.trigger("onSeek", [b])
                });
                return a
            }
        });
        e.each(["onBeforeSeek", "onSeek", "onAddItem"], function (b, d) {
            e.isFunction(c[d]) && e(a).bind(d, c[d]);
            a[d] = function (h) {
                e(a).bind(d, h);
                return a
            }
        });
        if (c.circular) {
            var r = a.getItems().slice(-1).clone().prependTo(g),
                s = a.getItems().eq(1).clone().appendTo(g);
            r.add(s).addClass(c.clonedClass);
            a.onBeforeSeek(function (b, d, h) {
                if (!b.isDefaultPrevented()) if (d == -1) {
                    a.seekTo(r, h, function () {
                        a.end(0)
                    });
                    return b.preventDefault()
                } else d == a.getSize() && a.seekTo(s, h, function () {
                    a.begin(0)
                })
            });
            a.seekTo(0, 0)
        }
        var o = n(f, c.prev).click(function () {
            a.prev()
        }),
            p = n(f, c.next).click(function () {
                a.next()
            });
        !c.circular && a.getSize() > 1 && a.onBeforeSeek(function (b, d) {
            o.toggleClass(c.disabledClass, d <= 0);
            p.toggleClass(c.disabledClass, d >= a.getSize() - 1)
        });
        c.mousewheel && e.fn.mousewheel && f.mousewheel(function (b, d) {
            if (c.mousewheel) {
                a.move(d < 0 ? 1 : -1, c.wheelSpeed || 50);
                return false
            }
        });
        c.keyboard && e(document).bind("keydown.scrollable", function (b) {
            if (!(!c.keyboard || b.altKey || b.ctrlKey || e(b.target).is(":input"))) if (!(c.keyboard != "static" && j != a)) {
                var d = b.keyCode;
                if (m && (d == 38 || d == 40)) {
                    a.move(d == 38 ? -1 : 1);
                    return b.preventDefault()
                }
                if (!m && (d == 37 || d == 39)) {
                    a.move(d == 37 ? -1 : 1);
                    return b.preventDefault()
                }
            }
        });
        e(a).trigger("onBeforeSeek", [c.initialIndex])
    }
    e.tools = e.tools || {
        version: "1.2.2"
    };
    e.tools.scrollable = {
        conf: {
            activeClass: "active",
            circular: false,
            clonedClass: "cloned",
            disabledClass: "disabled",
            easing: "swing",
            initialIndex: 0,
            item: null,
            items: ".items",
            keyboard: true,
            mousewheel: false,
            next: ".next",
            prev: ".prev",
            speed: 400,
            vertical: false,
            wheelSpeed: 0
        }
    };
    var j;
    e.fn.scrollable = function (f) {
        var c = this.data("scrollable");
        if (c) return c;
        f = e.extend({}, e.tools.scrollable.conf, f);
        this.each(function () {
            c = new t(e(this), f);
            e(this).data("scrollable", c)
        });
        return f.api ? c : this
    }
})(jQuery);