/*!
 * 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/
 */

/*global window, jQuery */
(function($) {
    // Default configuration properties.
    var defaults = {
        vertical: false,
        rtl: false,
        start: 1,
        offset: 1,
        size: null,
        scroll: 3,
        visible: null,
        animation: 'normal',
        easing: 'swing',
        auto: 0,
        wrap: null,
        initCallback: null,
        setupCallback: null,
        reloadCallback: null,
        itemLoadCallback: null,
        itemFirstInCallback: null,
        itemFirstOutCallback: null,
        itemLastInCallback: null,
        itemLastOutCallback: null,
        itemVisibleInCallback: null,
        itemVisibleOutCallback: null,
        animationStepCallback: null,
        buttonNextHTML: '<div></div>',
        buttonPrevHTML: '<div></div>',
        buttonNextEvent: 'click',
        buttonPrevEvent: 'click',
        buttonNextCallback: null,
        buttonPrevCallback: null,
        itemFallbackDimension: null
    }, windowLoaded = false;

    $(window).bind('load.jcarousel', function() { windowLoaded = true; });

    /**
     * The jCarousel object.
     *
     * @constructor
     * @class jcarousel
     * @param e {HTMLElement} The element to create the carousel for.
     * @param o {Object} A set of key/value pairs to set as configuration properties.
     * @cat Plugins/jCarousel
     */
    $.jcarousel = function(e, o) {
        this.options    = $.extend({}, defaults, o || {});

        this.locked          = false;
        this.autoStopped     = false;

        this.container       = null;
        this.clip            = null;
        this.list            = null;
        this.buttonNext      = null;
        this.buttonPrev      = null;
        this.buttonNextState = null;
        this.buttonPrevState = null;

        // Only set if not explicitly passed as option
        if (!o || o.rtl === undefined) {
            this.options.rtl = ($(e).attr('dir') || $('html').attr('dir') || '').toLowerCase() == 'rtl';
        }

        this.wh = !this.options.vertical ? 'width' : 'height';
        this.lt = !this.options.vertical ? (this.options.rtl ? 'right' : 'left') : 'top';

        // Extract skin class
        var skin = '', split = e.className.split(' ');

        for (var i = 0; i < split.length; i++) {
            if (split[i].indexOf('jcarousel-skin') != -1) {
                $(e).removeClass(split[i]);
                skin = split[i];
                break;
            }
        }

        if (e.nodeName.toUpperCase() == 'UL' || e.nodeName.toUpperCase() == 'OL') {
            this.list      = $(e);
            this.clip      = this.list.parents('.jcarousel-clip');
            this.container = this.list.parents('.jcarousel-container');
        } else {
            this.container = $(e);
            this.list      = this.container.find('ul,ol').eq(0);
            this.clip      = this.container.find('.jcarousel-clip');
        }

        if (this.clip.size() === 0) {
            this.clip = this.list.wrap('<div></div>').parent();
        }

        if (this.container.size() === 0) {
            this.container = this.clip.wrap('<div></div>').parent();
        }

        if (skin !== '' && this.container.parent()[0].className.indexOf('jcarousel-skin') == -1) {
            this.container.wrap('<div class=" '+ skin + '"></div>');
        }

        this.buttonPrev = $('.jcarousel-prev', this.container);

        if (this.buttonPrev.size() === 0 && this.options.buttonPrevHTML !== null) {
            this.buttonPrev = $(this.options.buttonPrevHTML).appendTo(this.container);
        }

        this.buttonPrev.addClass(this.className('jcarousel-prev'));

        this.buttonNext = $('.jcarousel-next', this.container);

        if (this.buttonNext.size() === 0 && this.options.buttonNextHTML !== null) {
            this.buttonNext = $(this.options.buttonNextHTML).appendTo(this.container);
        }

        this.buttonNext.addClass(this.className('jcarousel-next'));

        this.clip.addClass(this.className('jcarousel-clip')).css({
            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'
        });

        if (!this.options.vertical && this.options.rtl) {
            this.container.addClass('jcarousel-direction-rtl').attr('dir', 'rtl');
        }

        var di = this.options.visible !== null ? Math.ceil(this.clipping() / this.options.visible) : null;
        var li = this.list.children('li');

        var self = this;

        if (li.size() > 0) {
            var wh = 0, j = this.options.offset;
            li.each(function() {
                self.format(this, j++);
                wh += self.dimension(this, di);
            });

            this.list.css(this.wh, (wh + 100) + 'px');

            // Only set if not explicitly passed as option
            if (!o || o.size === undefined) {
                this.options.size = li.size();
            }
        }

        // For whatever reason, .show() does not work in Safari...
        this.container.css('display', 'block');
        this.buttonNext.css('display', 'block');
        this.buttonPrev.css('display', 'block');

        this.funcNext   = function() { self.next(); };
        this.funcPrev   = function() { self.prev(); };
        this.funcResize = function() { 
            if (self.resizeTimer) {
                clearTimeout(self.resizeTimer);
            }

            self.resizeTimer = setTimeout(function() {
                self.reload();
            }, 100);
        };

        if (this.options.initCallback !== null) {
            this.options.initCallback(this, 'init');
        }

        if (!windowLoaded && $.browser.safari) {
            this.buttons(false, false);
            $(window).bind('load.jcarousel', function() { self.setup(); });
        } else {
            this.setup();
        }
    };

    // Create shortcut for internal use
    var $jc = $.jcarousel;

    $jc.fn = $jc.prototype = {
        jcarousel: '0.2.8'
    };

    $jc.fn.extend = $jc.extend = $.extend;

    $jc.fn.extend({
        /**
         * Setups the carousel.
         *
         * @method setup
         * @return undefined
         */
        setup: function() {
            this.first       = null;
            this.last        = null;
            this.prevFirst   = null;
            this.prevLast    = null;
            this.animating   = false;
            this.timer       = null;
            this.resizeTimer = null;
            this.tail        = null;
            this.inTail      = false;

            if (this.locked) {
                return;
            }

            this.list.css(this.lt, this.pos(this.options.offset) + 'px');
            var p = this.pos(this.options.start, true);
            this.prevFirst = this.prevLast = null;
            this.animate(p, false);

            $(window).unbind('resize.jcarousel', this.funcResize).bind('resize.jcarousel', this.funcResize);

            if (this.options.setupCallback !== null) {
                this.options.setupCallback(this);
            }
        },

        /**
         * Clears the list and resets the carousel.
         *
         * @method reset
         * @return undefined
         */
        reset: function() {
            this.list.empty();

            this.list.css(this.lt, '0px');
            this.list.css(this.wh, '10px');

            if (this.options.initCallback !== null) {
                this.options.initCallback(this, 'reset');
            }

            this.setup();
        },

        /**
         * Reloads the carousel and adjusts positions.
         *
         * @method reload
         * @return undefined
         */
        reload: function() {
            if (this.tail !== null && this.inTail) {
                this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) + this.tail);
            }

            this.tail   = null;
            this.inTail = false;

            if (this.options.reloadCallback !== null) {
                this.options.reloadCallback(this);
            }

            if (this.options.visible !== null) {
                var self = this;
                var di = Math.ceil(this.clipping() / this.options.visible), wh = 0, lt = 0;
                this.list.children('li').each(function(i) {
                    wh += self.dimension(this, di);
                    if (i + 1 < self.first) {
                        lt = wh;
                    }
                });

                this.list.css(this.wh, wh + 'px');
                this.list.css(this.lt, -lt + 'px');
            }

            this.scroll(this.first, false);
        },

        /**
         * Locks the carousel.
         *
         * @method lock
         * @return undefined
         */
        lock: function() {
            this.locked = true;
            this.buttons();
        },

        /**
         * Unlocks the carousel.
         *
         * @method unlock
         * @return undefined
         */
        unlock: function() {
            this.locked = false;
            this.buttons();
        },

        /**
         * Sets the size of the carousel.
         *
         * @method size
         * @return undefined
         * @param s {Number} The size of the carousel.
         */
        size: function(s) {
            if (s !== undefined) {
                this.options.size = s;
                if (!this.locked) {
                    this.buttons();
                }
            }

            return this.options.size;
        },

        /**
         * Checks whether a list element exists for the given index (or index range).
         *
         * @method get
         * @return bool
         * @param i {Number} The index of the (first) element.
         * @param i2 {Number} The index of the last element.
         */
        has: function(i, i2) {
            if (i2 === undefined || !i2) {
                i2 = i;
            }

            if (this.options.size !== null && i2 > this.options.size) {
                i2 = this.options.size;
            }

            for (var j = i; j <= i2; j++) {
                var e = this.get(j);
                if (!e.length || e.hasClass('jcarousel-item-placeholder')) {
                    return false;
                }
            }

            return true;
        },

        /**
         * Returns a jQuery object with list element for the given index.
         *
         * @method get
         * @return jQuery
         * @param i {Number} The index of the element.
         */
        get: function(i) {
            return $('>.jcarousel-item-' + i, this.list);
        },

        /**
         * Adds an element for the given index to the list.
         * If the element already exists, it updates the inner html.
         * Returns the created element as jQuery object.
         *
         * @method add
         * @return jQuery
         * @param i {Number} The index of the element.
         * @param s {String} The innerHTML of the element.
         */
        add: function(i, s) {
            var e = this.get(i), old = 0, n = $(s);

            if (e.length === 0) {
                var c, j = $jc.intval(i);
                e = this.create(i);
                while (true) {
                    c = this.get(--j);
                    if (j <= 0 || c.length) {
                        if (j <= 0) {
                            this.list.prepend(e);
                        } else {
                            c.after(e);
                        }
                        break;
                    }
                }
            } else {
                old = this.dimension(e);
            }

            if (n.get(0).nodeName.toUpperCase() == 'LI') {
                e.replaceWith(n);
                e = n;
            } else {
                e.empty().append(s);
            }

            this.format(e.removeClass(this.className('jcarousel-item-placeholder')), i);

            var di = this.options.visible !== null ? Math.ceil(this.clipping() / this.options.visible) : null;
            var wh = this.dimension(e, di) - old;

            if (i > 0 && i < this.first) {
                this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) - wh + 'px');
            }

            this.list.css(this.wh, $jc.intval(this.list.css(this.wh)) + wh + 'px');

            return e;
        },

        /**
         * Removes an element for the given index from the list.
         *
         * @method remove
         * @return undefined
         * @param i {Number} The index of the element.
         */
        remove: function(i) {
            var e = this.get(i);

            // Check if item exists and is not currently visible
            if (!e.length || (i >= this.first && i <= this.last)) {
                return;
            }

            var d = this.dimension(e);

            if (i < this.first) {
                this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) + d + 'px');
            }

            e.remove();

            this.list.css(this.wh, $jc.intval(this.list.css(this.wh)) - d + 'px');
        },

        /**
         * Moves the carousel forwards.
         *
         * @method next
         * @return undefined
         */
        next: function() {
            if (this.tail !== null && !this.inTail) {
                this.scrollTail(false);
            } else {
                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);
            }
        },

        /**
         * Moves the carousel backwards.
         *
         * @method prev
         * @return undefined
         */
        prev: function() {
            if (this.tail !== null && this.inTail) {
                this.scrollTail(true);
            } else {
                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);
            }
        },

        /**
         * Scrolls the tail of the carousel.
         *
         * @method scrollTail
         * @return undefined
         * @param b {Boolean} Whether scroll the tail back or forward.
         */
        scrollTail: function(b) {
            if (this.locked || this.animating || !this.tail) {
                return;
            }

            this.pauseAuto();

            var pos  = $jc.intval(this.list.css(this.lt));

            pos = !b ? pos - this.tail : pos + this.tail;
            this.inTail = !b;

            // Save for callbacks
            this.prevFirst = this.first;
            this.prevLast  = this.last;

            this.animate(pos);
        },

        /**
         * Scrolls the carousel to a certain position.
         *
         * @method scroll
         * @return undefined
         * @param i {Number} The index of the element to scoll to.
         * @param a {Boolean} Flag indicating whether to perform animation.
         */
        scroll: function(i, a) {
            if (this.locked || this.animating) {
                return;
            }

            this.pauseAuto();
            this.animate(this.pos(i), a);
        },

        /**
         * Prepares the carousel and return the position for a certian index.
         *
         * @method pos
         * @return {Number}
         * @param i {Number} The index of the element to scoll to.
         * @param fv {Boolean} Whether to force last item to be visible.
         */
        pos: function(i, fv) {
            var pos  = $jc.intval(this.list.css(this.lt));

            if (this.locked || this.animating) {
                return pos;
            }

            if (this.options.wrap != 'circular') {
                i = i < 1 ? 1 : (this.options.size && i > this.options.size ? this.options.size : i);
            }

            var back = this.first > i;

            // Create placeholders, new list width/height
            // and new list position
            var f = this.options.wrap != 'circular' && this.first <= 1 ? 1 : this.first;
            var c = back ? this.get(f) : this.get(this.last);
            var j = back ? f : f - 1;
            var e = null, l = 0, p = false, d = 0, g;

            while (back ? --j >= i : ++j < i) {
                e = this.get(j);
                p = !e.length;
                if (e.length === 0) {
                    e = this.create(j).addClass(this.className('jcarousel-item-placeholder'));
                    c[back ? 'before' : 'after' ](e);

                    if (this.first !== null && this.options.wrap == 'circular' && this.options.size !== null && (j <= 0 || j > this.options.size)) {
                        g = this.get(this.index(j));
                        if (g.length) {
                            e = this.add(j, g.clone(true));
                        }
                    }
                }

                c = e;
                d = this.dimension(e);

                if (p) {
                    l += d;
                }

                if (this.first !== null && (this.options.wrap == 'circular' || (j >= 1 && (this.options.size === null || j <= this.options.size)))) {
                    pos = back ? pos + d : pos - d;
                }
            }

            // Calculate visible items
            var clipping = this.clipping(), cache = [], visible = 0, v = 0;
            c = this.get(i - 1);
            j = i;

            while (++visible) {
                e = this.get(j);
                p = !e.length;
                if (e.length === 0) {
                    e = this.create(j).addClass(this.className('jcarousel-item-placeholder'));
                    // This should only happen on a next scroll
                    if (c.length === 0) {
                        this.list.prepend(e);
                    } else {
                        c[back ? 'before' : 'after' ](e);
                    }

                    if (this.first !== null && this.options.wrap == 'circular' && this.options.size !== null && (j <= 0 || j > this.options.size)) {
                        g = this.get(this.index(j));
                        if (g.length) {
                            e = this.add(j, g.clone(true));
                        }
                    }
                }

                c = e;
                d = this.dimension(e);
                if (d === 0) {
                    throw new Error('jCarousel: No width/height set for items. This will cause an infinite loop. Aborting...');
                }

                if (this.options.wrap != 'circular' && this.options.size !== null && j > this.options.size) {
                    cache.push(e);
                } else if (p) {
                    l += d;
                }

                v += d;

                if (v >= clipping) {
                    break;
                }

                j++;
            }

             // Remove out-of-range placeholders
            for (var x = 0; x < cache.length; x++) {
                cache[x].remove();
            }

            // Resize list
            if (l > 0) {
                this.list.css(this.wh, this.dimension(this.list) + l + 'px');

                if (back) {
                    pos -= l;
                    this.list.css(this.lt, $jc.intval(this.list.css(this.lt)) - l + 'px');
                }
            }

            // Calculate first and last item
            var last = i + visible - 1;
            if (this.options.wrap != 'circular' && this.options.size && last > this.options.size) {
                last = this.options.size;
            }

            if (j > last) {
                visible = 0;
                j = last;
                v = 0;
                while (++visible) {
                    e = this.get(j--);
                    if (!e.length) {
                        break;
                    }
                    v += this.dimension(e);
                    if (v >= clipping) {
                        break;
                    }
                }
            }

            var first = last - visible + 1;
            if (this.options.wrap != 'circular' && first < 1) {
                first = 1;
            }

            if (this.inTail && back) {
                pos += this.tail;
                this.inTail = false;
            }

            this.tail = null;
            if (this.options.wrap != 'circular' && last == this.options.size && (last - visible + 1) >= 1) {
                var m = $jc.intval(this.get(last).css(!this.options.vertical ? 'marginRight' : 'marginBottom'));
                if ((v - m) > clipping) {
                    this.tail = v - clipping - m;
                }
            }

            if (fv && i === this.options.size && this.tail) {
                pos -= this.tail;
                this.inTail = true;
            }

            // Adjust position
            while (i-- > first) {
                pos += this.dimension(this.get(i));
            }

            // Save visible item range
            this.prevFirst = this.first;
            this.prevLast  = this.last;
            this.first     = first;
            this.last      = last;

            return pos;
        },

        /**
         * Animates the carousel to a certain position.
         *
         * @method animate
         * @return undefined
         * @param p {Number} Position to scroll to.
         * @param a {Boolean} Flag indicating whether to perform animation.
         */
        animate: function(p, a) {
            if (this.locked || this.animating) {
                return;
            }

            this.animating = true;

            var self = this;
            var scrolled = function() {
                self.animating = false;

                if (p === 0) {
                    self.list.css(self.lt,  0);
                }

                if (!self.autoStopped && (self.options.wrap == 'circular' || self.options.wrap == 'both' || self.options.wrap == 'last' || self.options.size === null || self.last < self.options.size || (self.last == self.options.size && self.tail !== null && !self.inTail))) {
                    self.startAuto();
                }

                self.buttons();
                self.notify('onAfterAnimation');

                // This function removes items which are appended automatically for circulation.
                // This prevents the list from growing infinitely.
                if (self.options.wrap == 'circular' && self.options.size !== null) {
                    for (var i = self.prevFirst; i <= self.prevLast; i++) {
                        if (i !== null && !(i >= self.first && i <= self.last) && (i < 1 || i > self.options.size)) {
                            self.remove(i);
                        }
                    }
                }
            };

            this.notify('onBeforeAnimation');

            // Animate
            if (!this.options.animation || a === false) {
                this.list.css(this.lt, p + 'px');
                scrolled();
            } else {
                var o = !this.options.vertical ? (this.options.rtl ? {'right': p} : {'left': p}) : {'top': p};
                // Define animation settings.
                var settings = {
                    duration: this.options.animation,
                    easing:   this.options.easing,
                    complete: scrolled
                };
                // If we have a step callback, specify it as well.
                if ($.isFunction(this.options.animationStepCallback)) {
                    settings.step = this.options.animationStepCallback;
                }
                // Start the animation.
                this.list.animate(o, settings);
            }
        },

        /**
         * Starts autoscrolling.
         *
         * @method auto
         * @return undefined
         * @param s {Number} Seconds to periodically autoscroll the content.
         */
        startAuto: function(s) {
            if (s !== undefined) {
                this.options.auto = s;
            }

            if (this.options.auto === 0) {
                return this.stopAuto();
            }

            if (this.timer !== null) {
                return;
            }

            this.autoStopped = false;

            var self = this;
            this.timer = window.setTimeout(function() { self.next(); }, this.options.auto * 1000);
        },

        /**
         * Stops autoscrolling.
         *
         * @method stopAuto
         * @return undefined
         */
        stopAuto: function() {
            this.pauseAuto();
            this.autoStopped = true;
        },

        /**
         * Pauses autoscrolling.
         *
         * @method pauseAuto
         * @return undefined
         */
        pauseAuto: function() {
            if (this.timer === null) {
                return;
            }

            window.clearTimeout(this.timer);
            this.timer = null;
        },

        /**
         * Sets the states of the prev/next buttons.
         *
         * @method buttons
         * @return undefined
         */
        buttons: function(n, p) {
            if (n == null) {
                n = !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) {
                    n = this.tail !== null && !this.inTail;
                }
            }

            if (p == null) {
                p = !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) {
                    p = this.tail !== null && this.inTail;
                }
            }

            var self = this;

            if (this.buttonNext.size() > 0) {
                this.buttonNext.unbind(this.options.buttonNextEvent + '.jcarousel', this.funcNext);

                if (n) {
                    this.buttonNext.bind(this.options.buttonNextEvent + '.jcarousel', this.funcNext);
                }

                this.buttonNext[n ? 'removeClass' : 'addClass'](this.className('jcarousel-next-disabled')).attr('disabled', n ? false : true);

                if (this.options.buttonNextCallback !== null && this.buttonNext.data('jcarouselstate') != n) {
                    this.buttonNext.each(function() { self.options.buttonNextCallback(self, this, n); }).data('jcarouselstate', n);
                }
            } else {
                if (this.options.buttonNextCallback !== null && this.buttonNextState != n) {
                    this.options.buttonNextCallback(self, null, n);
                }
            }

            if (this.buttonPrev.size() > 0) {
                this.buttonPrev.unbind(this.options.buttonPrevEvent + '.jcarousel', this.funcPrev);

                if (p) {
                    this.buttonPrev.bind(this.options.buttonPrevEvent + '.jcarousel', this.funcPrev);
                }

                this.buttonPrev[p ? 'removeClass' : 'addClass'](this.className('jcarousel-prev-disabled')).attr('disabled', p ? false : true);

                if (this.options.buttonPrevCallback !== null && this.buttonPrev.data('jcarouselstate') != p) {
                    this.buttonPrev.each(function() { self.options.buttonPrevCallback(self, this, p); }).data('jcarouselstate', p);
                }
            } else {
                if (this.options.buttonPrevCallback !== null && this.buttonPrevState != p) {
                    this.options.buttonPrevCallback(self, null, p);
                }
            }

            this.buttonNextState = n;
            this.buttonPrevState = p;
        },

        /**
         * Notify callback of a specified event.
         *
         * @method notify
         * @return undefined
         * @param evt {String} The event name
         */
        notify: function(evt) {
            var state = this.prevFirst === null ? 'init' : (this.prevFirst < this.first ? 'next' : 'prev');

            // Load items
            this.callback('itemLoadCallback', evt, state);

            if (this.prevFirst !== this.first) {
                this.callback('itemFirstInCallback', evt, state, this.first);
                this.callback('itemFirstOutCallback', evt, state, this.prevFirst);
            }

            if (this.prevLast !== this.last) {
                this.callback('itemLastInCallback', evt, state, this.last);
                this.callback('itemLastOutCallback', evt, state, this.prevLast);
            }

            this.callback('itemVisibleInCallback', evt, state, this.first, this.last, this.prevFirst, this.prevLast);
            this.callback('itemVisibleOutCallback', evt, state, this.prevFirst, this.prevLast, this.first, this.last);
        },

        callback: function(cb, evt, state, i1, i2, i3, i4) {
            if (this.options[cb] == null || (typeof this.options[cb] != 'object' && evt != 'onAfterAnimation')) {
                return;
            }

            var callback = typeof this.options[cb] == 'object' ? this.options[cb][evt] : this.options[cb];

            if (!$.isFunction(callback)) {
                return;
            }

            var self = this;

            if (i1 === undefined) {
                callback(self, state, evt);
            } else if (i2 === undefined) {
                this.get(i1).each(function() { callback(self, this, i1, state, evt); });
            } else {
                var call = function(i) {
                    self.get(i).each(function() { callback(self, this, i, state, evt); });
                };
                for (var i = i1; i <= i2; i++) {
                    if (i !== null && !(i >= i3 && i <= i4)) {
                        call(i);
                    }
                }
            }
        },

        create: function(i) {
            return this.format('<li></li>', i);
        },

        format: function(e, i) {
            e = $(e);
            var split = e.get(0).className.split(' ');
            for (var j = 0; j < split.length; j++) {
                if (split[j].indexOf('jcarousel-') != -1) {
                    e.removeClass(split[j]);
                }
            }
            e.addClass(this.className('jcarousel-item')).addClass(this.className('jcarousel-item-' + i)).css({
                'float': (this.options.rtl ? 'right' : 'left'),
                'list-style': 'none'
            }).attr('jcarouselindex', i);
            return e;
        },

        className: function(c) {
            return c + ' ' + c + (!this.options.vertical ? '-horizontal' : '-vertical');
        },

        dimension: function(e, d) {
            var el = $(e);

            if (d == null) {
                return !this.options.vertical ?
                       (el.outerWidth(true) || $jc.intval(this.options.itemFallbackDimension)) :
                       (el.outerHeight(true) || $jc.intval(this.options.itemFallbackDimension));
            } else {
                var w = !this.options.vertical ?
                    d - $jc.intval(el.css('marginLeft')) - $jc.intval(el.css('marginRight')) :
                    d - $jc.intval(el.css('marginTop')) - $jc.intval(el.css('marginBottom'));

                $(el).css(this.wh, w + 'px');

                return this.dimension(el);
            }
        },

        clipping: function() {
            return !this.options.vertical ?
                this.clip[0].offsetWidth - $jc.intval(this.clip.css('borderLeftWidth')) - $jc.intval(this.clip.css('borderRightWidth')) :
                this.clip[0].offsetHeight - $jc.intval(this.clip.css('borderTopWidth')) - $jc.intval(this.clip.css('borderBottomWidth'));
        },

        index: function(i, s) {
            if (s == null) {
                s = this.options.size;
            }

            return Math.round((((i-1) / s) - Math.floor((i-1) / s)) * s) + 1;
        }
    });

    $jc.extend({
        /**
         * Gets/Sets the global default configuration properties.
         *
         * @method defaults
         * @return {Object}
         * @param d {Object} A set of key/value pairs to set as configuration properties.
         */
        defaults: function(d) {
            return $.extend(defaults, d || {});
        },

        intval: function(v) {
            v = parseInt(v, 10);
            return isNaN(v) ? 0 : v;
        },

        windowLoaded: function() {
            windowLoaded = true;
        }
    });

    /**
     * Creates a carousel for all matched elements.
     *
     * @example $("#mycarousel").jcarousel();
     * @before <ul id="mycarousel" class="jcarousel-skin-name"><li>First item</li><li>Second item</li></ul>
     * @result
     *
     * <div class="jcarousel-skin-name">
     *   <div class="jcarousel-container">
     *     <div class="jcarousel-clip">
     *       <ul class="jcarousel-list">
     *         <li class="jcarousel-item-1">First item</li>
     *         <li class="jcarousel-item-2">Second item</li>
     *       </ul>
     *     </div>
     *     <div disabled="disabled" class="jcarousel-prev jcarousel-prev-disabled"></div>
     *     <div class="jcarousel-next"></div>
     *   </div>
     * </div>
     *
     * @method jcarousel
     * @return jQuery
     * @param o {Hash|String} A set of key/value pairs to set as configuration properties or a method name to call on a formerly created instance.
     */
    $.fn.jcarousel = function(o) {
        if (typeof o == 'string') {
            var instance = $(this).data('jcarousel'), args = Array.prototype.slice.call(arguments, 1);
            return instance[o].apply(instance, args);
        } else {
            return this.each(function() {
                var instance = $(this).data('jcarousel');
                if (instance) {
                    if (o) {
                        $.extend(instance.options, o);
                    }
                    instance.reload();
                } else {
                    $(this).data('jcarousel', new $jc(this, o));
                }
            });
        }
    };

})(jQuery);

/* ------------------------------------------------------------------------
	Class: prettyPhoto
	Use: Lightbox clone for jQuery
	Author: Stephane Caron (http://www.no-margin-for-errors.com)
	Version: 2.5.6
------------------------------------------------------------------------- */

(function($) {
	$.prettyPhoto = {version: '2.5.6'};

	$.fn.prettyPhoto = function(settings) {
		settings = jQuery.extend({
			animationSpeed: 'normal', /* fast/slow/normal */
			opacity: 0.80, /* Value between 0 and 1 */
			showTitle: true, /* true/false */
			allowresize: true, /* true/false */
			default_width: 500,
			default_height: 344,
			counter_separator_label: '/', /* The separator for the gallery counter 1 "of" 2 */
			theme: 'light_rounded', /* light_rounded / dark_rounded / light_square / dark_square / facebook */
			hideflash: false, /* Hides all the flash object on a page, set to TRUE if flash appears over prettyPhoto */
			wmode: 'opaque', /* Set the flash wmode attribute */
			autoplay: true, /* Automatically start videos: True/False */
			modal: false, /* If set to true, only the close button will close the window */
			changepicturecallback: function(){}, /* Called everytime an item is shown/changed */
			callback: function(){}, /* Called when prettyPhoto is closed */
			markup: '<div class="pp_pic_holder"> \
						<div class="pp_top"> \
							<div class="pp_left"></div> \
							<div class="pp_middle"></div> \
							<div class="pp_right"></div> \
						</div> \
						<div class="pp_content_container"> \
							<div class="pp_left"> \
							<div class="pp_right"> \
								<div class="pp_content"> \
									<div class="pp_loaderIcon"></div> \
									<div class="pp_fade"> \
										<a href="#" class="pp_expand" title="Expand the image">Expand</a> \
										<div class="pp_hoverContainer"> \
											<a class="pp_next" href="#">next</a> \
											<a class="pp_previous" href="#">previous</a> \
										</div> \
										<div id="pp_full_res"></div> \
										<div class="pp_details clearfix"> \
											<a class="pp_close" href="#">Close</a> \
											<p class="pp_description"></p> \
											<div class="pp_nav"> \
												<a href="#" class="pp_arrow_previous">Previous</a> \
												<p class="currentTextHolder">0/0</p> \
												<a href="#" class="pp_arrow_next">Next</a> \
											</div> \
										</div> \
									</div> \
								</div> \
							</div> \
							</div> \
						</div> \
						<div class="pp_bottom"> \
							<div class="pp_left"></div> \
							<div class="pp_middle"></div> \
							<div class="pp_right"></div> \
						</div> \
					</div> \
					<div class="pp_overlay"></div> \
					<div class="ppt"></div>',
			image_markup: '<img id="fullResImage" src="" />',
			flash_markup: '<object classid="clsid:D27CDB6E-AE6D-11cf-96B8-444553540000" width="{width}" height="{height}"><param name="wmode" value="{wmode}" /><param name="allowfullscreen" value="true" /><param name="allowscriptaccess" value="always" /><param name="movie" value="{path}" /><embed src="{path}" type="application/x-shockwave-flash" allowfullscreen="true" allowscriptaccess="always" width="{width}" height="{height}" wmode="{wmode}"></embed></object>',
			quicktime_markup: '<object classid="clsid:02BF25D5-8C17-4B23-BC80-D3488ABDDC6B" codebase="http://www.apple.com/qtactivex/qtplugin.cab" height="{height}" width="{width}"><param name="src" value="{path}"><param name="autoplay" value="{autoplay}"><param name="type" value="video/quicktime"><embed src="{path}" height="{height}" width="{width}" autoplay="{autoplay}" type="video/quicktime" pluginspage="http://www.apple.com/quicktime/download/"></embed></object>',
			iframe_markup: '<iframe src ="{path}" width="{width}" height="{height}" frameborder="no"></iframe>',
			inline_markup: '<div class="pp_inline clearfix">{content}</div>'
		}, settings);

		// Fallback to a supported theme for IE6
		if($.browser.msie && parseInt($.browser.version) == 6){
			settings.theme = "light_square";
		}

		if($('.pp_overlay').size()==0) _buildOverlay(); // If the overlay is not there, inject it!

		// Global variables accessible only by prettyPhoto
		var doresize = true, percentBased = false, correctSizes,

		// Cached selectors
		$pp_pic_holder, $ppt, $pp_overlay,

		// prettyPhoto container specific
		pp_contentHeight, pp_contentWidth, pp_containerHeight, pp_containerWidth,

		// Window size
		windowHeight = $(window).height(), windowWidth = $(window).width(),

		//Gallery specific
		setPosition = 0,

		// Global elements
		scrollPos = _getScroll();

		// Window/Keyboard events
		$(window).scroll(function(){ scrollPos = _getScroll(); _centerOverlay(); _resizeOverlay(); });
		$(window).resize(function(){ _centerOverlay(); _resizeOverlay(); });
		$(document).keydown(function(e){
			if($pp_pic_holder.is(':visible'))
			switch(e.keyCode){
				case 37:
					$.prettyPhoto.changePage('previous');
					break;
				case 39:
					$.prettyPhoto.changePage('next');
					break;
				case 27:
					if(!settings.modal)
					$.prettyPhoto.close();
					break;
			};
	    });

		// Bind the code to each links
		$(this).each(function(){
			$(this).bind('click',function(){
				_self = this; // Fix scoping

				// Find out if the picture is part of a set
				theRel = $(this).attr('rel');
				galleryRegExp = /\[(?:.*)\]/;
				theGallery = galleryRegExp.exec(theRel);

				// Build the gallery array
				var images = new Array(), titles = new Array(), descriptions = new Array();
				if(theGallery){
					$('a[rel*='+theGallery+']').each(function(i){
						if($(this)[0] === $(_self)[0]) setPosition = i; // Get the position in the set
						images.push($(this).attr('href'));
						titles.push($(this).find('img').attr('alt'));
						descriptions.push($(this).attr('title'));
					});
				}else{
					images = $(this).attr('href');
					titles = ($(this).find('img').attr('alt')) ?  $(this).find('img').attr('alt') : '';
					descriptions = ($(this).attr('title')) ?  $(this).attr('title') : '';
				}

				$.prettyPhoto.open(images,titles,descriptions);
				return false;
			});
		});


		/**
		* Opens the prettyPhoto modal box.
		* @param image {String,Array} Full path to the image to be open, can also be an array containing full images paths.
		* @param title {String,Array} The title to be displayed with the picture, can also be an array containing all the titles.
		* @param description {String,Array} The description to be displayed with the picture, can also be an array containing all the descriptions.
		*/
		$.prettyPhoto.open = function(gallery_images,gallery_titles,gallery_descriptions) {
			// To fix the bug with IE select boxes
			if($.browser.msie && $.browser.version == 6){
				$('select').css('visibility','hidden');
			};

			if(settings.hideflash) $('object,embed').css('visibility','hidden'); // Hide the flash

			// Convert everything to an array in the case it's a single item
			images = $.makeArray(gallery_images);
			titles = $.makeArray(gallery_titles);
			descriptions = $.makeArray(gallery_descriptions);

			image_set = ($(images).size() > 0) ?  true : false; // Find out if it's a set

			// Hide the next/previous links if on first or last images.
			_checkPosition($(images).size());

			$('.pp_loaderIcon').show(); // Do I need to explain?

			// Fade the content in
			$pp_overlay.show().fadeTo(settings.animationSpeed,settings.opacity);

			// Display the current position
			$pp_pic_holder.find('.currentTextHolder').text((setPosition+1) + settings.counter_separator_label + $(images).size());

			// Set the description
			if(descriptions[setPosition]){
				$pp_pic_holder.find('.pp_description').show().html(unescape(descriptions[setPosition]));
			}else{
				$pp_pic_holder.find('.pp_description').hide().text('');
			};

			// Set the title
			if(titles[setPosition] && settings.showTitle){
				hasTitle = true;
				$ppt.html(unescape(titles[setPosition]));
			}else{
				hasTitle = false;
			};

			// Get the dimensions
			movie_width = ( parseFloat(grab_param('width',images[setPosition])) ) ? grab_param('width',images[setPosition]) : settings.default_width.toString();
			movie_height = ( parseFloat(grab_param('height',images[setPosition])) ) ? grab_param('height',images[setPosition]) : settings.default_height.toString();

			// If the size is % based, calculate according to window dimensions
			if(movie_width.indexOf('%') != -1 || movie_height.indexOf('%') != -1){
				movie_height = parseFloat(($(window).height() * parseFloat(movie_height) / 100) - 100);
				movie_width = parseFloat(($(window).width() * parseFloat(movie_width) / 100) - 100);
				percentBased = true;
			}

			// Fade the holder
			$pp_pic_holder.fadeIn(function(){
				imgPreloader = "";
				// Inject the proper content
				switch(_getFileType(images[setPosition])){
					case 'image':
						// Set the new image
						imgPreloader = new Image();

						// Preload the neighbour images
						nextImage = new Image();
						if(image_set && setPosition > $(images).size()) nextImage.src = images[setPosition + 1];
						prevImage = new Image();
						if(image_set && images[setPosition - 1]) prevImage.src = images[setPosition - 1];

						$pp_pic_holder.find('#pp_full_res')[0].innerHTML = settings.image_markup;
						$pp_pic_holder.find('#fullResImage').attr('src',images[setPosition]);

						imgPreloader.onload = function(){
							// Fit item to viewport
							correctSizes = _fitToViewport(imgPreloader.width,imgPreloader.height);

							_showContent();
						};

						imgPreloader.onerror = function(){
							alert('Image cannot be loaded. Make sure the path is correct and image exist.');
							$.prettyPhoto.close();
						};

						imgPreloader.src = images[setPosition];
					break;

					case 'youtube':
						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

						movie = 'http://www.youtube.com/v/'+grab_param('v',images[setPosition]);
						if(settings.autoplay) movie += "&autoplay=1";

						toInject = settings.flash_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,movie);
					break;

					case 'vimeo':
						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

						movie_id = images[setPosition];
						movie = 'http://vimeo.com/moogaloop.swf?clip_id='+ movie_id.replace('http://vimeo.com/','');
						if(settings.autoplay) movie += "&autoplay=1";

						toInject = settings.flash_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,movie);
					break;

					case 'quicktime':
						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport
						correctSizes['height']+=15; correctSizes['contentHeight']+=15; correctSizes['containerHeight']+=15; // Add space for the control bar

						toInject = settings.quicktime_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,images[setPosition]).replace(/{autoplay}/g,settings.autoplay);
					break;

					case 'flash':
						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

						flash_vars = images[setPosition];
						flash_vars = flash_vars.substring(images[setPosition].indexOf('flashvars') + 10,images[setPosition].length);

						filename = images[setPosition];
						filename = filename.substring(0,filename.indexOf('?'));

						toInject =  settings.flash_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{wmode}/g,settings.wmode).replace(/{path}/g,filename+'?'+flash_vars);
					break;

					case 'iframe':
						correctSizes = _fitToViewport(movie_width,movie_height); // Fit item to viewport

						frame_url = images[setPosition];
						frame_url = frame_url.substr(0,frame_url.indexOf('iframe')-1);

						toInject = settings.iframe_markup.replace(/{width}/g,correctSizes['width']).replace(/{height}/g,correctSizes['height']).replace(/{path}/g,frame_url);
					break;

					case 'inline':
						// to get the item height clone it, apply default width, wrap it in the prettyPhoto containers , then delete
						myClone = $(images[setPosition]).clone().css({'width':settings.default_width}).wrapInner('<div id="pp_full_res"><div class="pp_inline clearfix"></div></div>').appendTo($('body'));
						correctSizes = _fitToViewport($(myClone).width(),$(myClone).height());
						$(myClone).remove();
						toInject = settings.inline_markup.replace(/{content}/g,$(images[setPosition]).html());
					break;
				};

				if(!imgPreloader){
					$pp_pic_holder.find('#pp_full_res')[0].innerHTML = toInject;

					// Show content
					_showContent();
				};
			});

		};

		/**
		* Change page in the prettyPhoto modal box
		* @param direction {String} Direction of the paging, previous or next.
		*/
		$.prettyPhoto.changePage = function(direction){
			if(direction == 'previous') {
				setPosition--;
				if (setPosition < 0){
					setPosition = 0;
					return;
				};
			}else{
				if($('.pp_arrow_next').is('.disabled')) return;
				setPosition++;
			};

			// Allow the resizing of the images
			if(!doresize) doresize = true;

			_hideContent(function(){$.prettyPhoto.open(images,titles,descriptions)});
			$('a.pp_expand,a.pp_contract').fadeOut(settings.animationSpeed);
		};

		/**
		* Closes the prettyPhoto modal box.
		*/
		$.prettyPhoto.close = function(){
			$pp_pic_holder.find('object,embed').css('visibility','hidden');

			$('div.pp_pic_holder,div.ppt,.pp_fade').fadeOut(settings.animationSpeed);

			$pp_overlay.fadeOut(settings.animationSpeed, function(){
				$('#pp_full_res').html(''); // Kill the opened content

				$pp_pic_holder.attr('style','').find('div:not(.pp_hoverContainer)').attr('style',''); // Reset the width and everything that has been set.
				_centerOverlay(); // Center it

				// To fix the bug with IE select boxes
				if($.browser.msie && $.browser.version == 6){
					$('select').css('visibility','visible');
				};

				// Show the flash
				if(settings.hideflash) $('object,embed').css('visibility','visible');

				setPosition = 0;
				settings.callback();
			});
			doresize = true;
		};

		/**
		* Set the proper sizes on the containers and animate the content in.
		*/
		_showContent = function(){
			$('.pp_loaderIcon').hide();

			// Calculate the opened top position of the pic holder
			projectedTop = scrollPos['scrollTop'] + ((windowHeight/2) - (correctSizes['containerHeight']/2));
			if(projectedTop < 0) projectedTop = 0 + $ppt.height();

			// Resize the content holder
			$pp_pic_holder.find('.pp_content').animate({'height':correctSizes['contentHeight']},settings.animationSpeed);

			// Resize picture the holder
			$pp_pic_holder.animate({
				'top': projectedTop,
				'left': (windowWidth/2) - (correctSizes['containerWidth']/2),
				'width': correctSizes['containerWidth']
			},settings.animationSpeed,function(){
				$pp_pic_holder.find('.pp_hoverContainer,#fullResImage').height(correctSizes['height']).width(correctSizes['width']);

				// Fade the new image
				$pp_pic_holder.find('.pp_fade').fadeIn(settings.animationSpeed);

				// Show the nav
				if(image_set && _getFileType(images[setPosition])=="image") { $pp_pic_holder.find('.pp_hoverContainer').show(); }else{ $pp_pic_holder.find('.pp_hoverContainer').hide(); }

				// Show the title
				if(settings.showTitle && hasTitle){
					$ppt.css({
						'top' : $pp_pic_holder.offset().top - 25,
						'left' : $pp_pic_holder.offset().left + 20,
						'display' : 'none'
					});

					$ppt.fadeIn(settings.animationSpeed);
				};

				// Fade the resizing link if the image is resized
				if(correctSizes['resized']) $('a.pp_expand,a.pp_contract').fadeIn(settings.animationSpeed);

				// Callback!
				settings.changepicturecallback();
			});
		};

		/**
		* Hide the content...DUH!
		*/
		function _hideContent(callback){
			// Fade out the current picture
			$pp_pic_holder.find('#pp_full_res object,#pp_full_res embed').css('visibility','hidden');
			$pp_pic_holder.find('.pp_fade').fadeOut(settings.animationSpeed,function(){
				$('.pp_loaderIcon').show();

				if(callback) callback();
			});

			// Hide the title
			$ppt.fadeOut(settings.animationSpeed);
		}

		/**
		* Check the item position in the gallery array, hide or show the navigation links
		* @param setCount {integer} The total number of items in the set
		*/
		function _checkPosition(setCount){
			// If at the end, hide the next link
			if(setPosition == setCount-1) {
				$pp_pic_holder.find('a.pp_next').css('visibility','hidden');
				$pp_pic_holder.find('a.pp_arrow_next').addClass('disabled').unbind('click');
			}else{
				$pp_pic_holder.find('a.pp_next').css('visibility','visible');
				$pp_pic_holder.find('a.pp_arrow_next.disabled').removeClass('disabled').bind('click',function(){
					$.prettyPhoto.changePage('next');
					return false;
				});
			};

			// If at the beginning, hide the previous link
			if(setPosition == 0) {
				$pp_pic_holder.find('a.pp_previous').css('visibility','hidden');
				$pp_pic_holder.find('a.pp_arrow_previous').addClass('disabled').unbind('click');
			}else{
				$pp_pic_holder.find('a.pp_previous').css('visibility','visible');
				$pp_pic_holder.find('a.pp_arrow_previous.disabled').removeClass('disabled').bind('click',function(){
					$.prettyPhoto.changePage('previous');
					return false;
				});
			};

			// Hide the bottom nav if it's not a set.
			if(setCount > 1) {
				$('.pp_nav').show();
			}else{
				$('.pp_nav').hide();
			}
		};

		/**
		* Resize the item dimensions if it's bigger than the viewport
		* @param width {integer} Width of the item to be opened
		* @param height {integer} Height of the item to be opened
		* @return An array containin the "fitted" dimensions
		*/
		function _fitToViewport(width,height){
			hasBeenResized = false;

			_getDimensions(width,height);

			// Define them in case there's no resize needed
			imageWidth = width;
			imageHeight = height;

			if( ((pp_containerWidth > windowWidth) || (pp_containerHeight > windowHeight)) && doresize && settings.allowresize && !percentBased) {
				hasBeenResized = true;
				notFitting = true;

				while (notFitting){
					if((pp_containerWidth > windowWidth)){
						imageWidth = (windowWidth - 200);
						imageHeight = (height/width) * imageWidth;
					}else if((pp_containerHeight > windowHeight)){
						imageHeight = (windowHeight - 200);
						imageWidth = (width/height) * imageHeight;
					}else{
						notFitting = false;
					};

					pp_containerHeight = imageHeight;
					pp_containerWidth = imageWidth;
				};

				_getDimensions(imageWidth,imageHeight);
			};

			return {
				width:Math.floor(imageWidth),
				height:Math.floor(imageHeight),
				containerHeight:Math.floor(pp_containerHeight),
				containerWidth:Math.floor(pp_containerWidth) + 40,
				contentHeight:Math.floor(pp_contentHeight),
				contentWidth:Math.floor(pp_contentWidth),
				resized:hasBeenResized
			};
		};

		/**
		* Get the containers dimensions according to the item size
		* @param width {integer} Width of the item to be opened
		* @param height {integer} Height of the item to be opened
		*/
		function _getDimensions(width,height){
			width = parseFloat(width);
			height = parseFloat(height);

			// Get the details height, to do so, I need to clone it since it's invisible
			$pp_details = $pp_pic_holder.find('.pp_details');
			$pp_details.width(width);
			detailsHeight = parseFloat($pp_details.css('marginTop')) + parseFloat($pp_details.css('marginBottom'));
			$pp_details = $pp_details.clone().appendTo($('body')).css({
				'position':'absolute',
				'top':-10000
			});
			detailsHeight += $pp_details.height();
			detailsHeight = (detailsHeight <= 34) ? 36 : detailsHeight; // Min-height for the details
			if($.browser.msie && $.browser.version==7) detailsHeight+=8;
			$pp_details.remove();

			// Get the container size, to resize the holder to the right dimensions
			pp_contentHeight = height + detailsHeight;
			pp_contentWidth = width;
			pp_containerHeight = pp_contentHeight + $ppt.height() + $pp_pic_holder.find('.pp_top').height() + $pp_pic_holder.find('.pp_bottom').height();
			pp_containerWidth = width;
		}

		function _getFileType(itemSrc){
			if (itemSrc.match(/youtube\.com\/watch/i)) {
				return 'youtube';
			}else if (itemSrc.match(/vimeo\.com/i)) {
				return 'vimeo';
			}else if(itemSrc.indexOf('.mov') != -1){
				return 'quicktime';
			}else if(itemSrc.indexOf('.swf') != -1){
				return 'flash';
			}else if(itemSrc.indexOf('iframe') != -1){
				return 'iframe'
			}else if(itemSrc.substr(0,1) == '#'){
				return 'inline';
			}else{
				return 'image';
			};
		};

		function _centerOverlay(){
			if(doresize) {
				titleHeight = $ppt.height();
				contentHeight = $pp_pic_holder.height();
				contentwidth = $pp_pic_holder.width();

				projectedTop = (windowHeight/2) + scrollPos['scrollTop'] - ((contentHeight+titleHeight)/2);

				$pp_pic_holder.css({
					'top': projectedTop,
					'left': (windowWidth/2) + scrollPos['scrollLeft'] - (contentwidth/2)
				});

				$ppt.css({
					'top' : projectedTop - titleHeight,
					'left': (windowWidth/2) + scrollPos['scrollLeft'] - (contentwidth/2) + 20
				});
			};
		};

		function _getScroll(){
			if (self.pageYOffset) {
				return {scrollTop:self.pageYOffset,scrollLeft:self.pageXOffset};
			} else if (document.documentElement && document.documentElement.scrollTop) { // Explorer 6 Strict
				return {scrollTop:document.documentElement.scrollTop,scrollLeft:document.documentElement.scrollLeft};
			} else if (document.body) {// all other Explorers
				return {scrollTop:document.body.scrollTop,scrollLeft:document.body.scrollLeft};
			};
		};

		function _resizeOverlay() {
			windowHeight = $(window).height();
			windowWidth = $(window).width();

			$pp_overlay.css({
				'height':$(document).height()
			});
		};

		function _buildOverlay(){
			// Inject the markup
			$('body').append(settings.markup);

			// Set my global selectors
			$pp_pic_holder = $('.pp_pic_holder');
			$ppt = $('.ppt');
			$pp_overlay = $('div.pp_overlay');

			$pp_pic_holder.attr('class','pp_pic_holder ' + settings.theme); // Set the proper theme

			$pp_overlay
				.css({
					'opacity':0,
					'height':$(document).height()
					})
				.bind('click',function(){
					if(!settings.modal)
					$.prettyPhoto.close();
				});

			$('a.pp_close').bind('click',function(){ $.prettyPhoto.close(); return false; });

			$('a.pp_expand').bind('click',function(){
				$this = $(this); // Fix scoping

				// Expand the image
				if($this.hasClass('pp_expand')){
					$this.removeClass('pp_expand').addClass('pp_contract');
					doresize = false;
				}else{
					$this.removeClass('pp_contract').addClass('pp_expand');
					doresize = true;
				};

				_hideContent(function(){ $.prettyPhoto.open(images,titles,descriptions) });

				$pp_pic_holder.find('.pp_fade').fadeOut(settings.animationSpeed);

				return false;
			});

			$pp_pic_holder.find('.pp_previous, .pp_arrow_previous').bind('click',function(){
				$.prettyPhoto.changePage('previous');
				return false;
			});

			$pp_pic_holder.find('.pp_next, .pp_arrow_next').bind('click',function(){
				$.prettyPhoto.changePage('next');
				return false;
			});
		};

		_centerOverlay(); // Center it
	};

	function grab_param(name,url){
	  name = name.replace(/[\[]/,"\\\[").replace(/[\]]/,"\\\]");
	  var regexS = "[\\?&]"+name+"=([^&#]*)";
	  var regex = new RegExp( regexS );
	  var results = regex.exec( url );
	  if( results == null )
	    return "";
	  else
	    return results[1];
	}
})(jQuery);



/* vlastni script */



    function over(obj) {
      if(obj.children(".sbalit").css("display") == "none") {
        //obj.css("background-image", "url('img/sprite1.png')"); // zfialovime vrsky sekci
        obj.css("background-position", "left -270px"); // zfialovime vrsky sekci
        obj.children("h2").css("background-color", "#642065"); // zfialovime nadpisy
        //obj.children(".spodek").css("background", "url('img/sprite1.png') no-repeat");
        obj.children(".spodek").css("background-position", "left -200px");
      }
    }

    function out(obj) {
    //alert(1);
      if(obj.children(".sbalit").css("display") == "none") {
        //obj.css("background-image", "url('img/sprite1.png')"); // zesdivime vrsky sekci
        obj.css("background-position", "left -143px"); // zesdivime vrsky sekci
        obj.children("h2").css("background-color", "#8E979D"); // zesedivime nadpisy
        //obj.children(".spodek").css("background", "url('img/sprite1.png') bottom left no-repeat");
        obj.children(".spodek").css("background-position", "left -179px");
      }
    }

    function slide(obj){
    display = $(obj).next().css("display");

      if (display=="none") {
        $("div.sbalit").each(function(){ // this plati jen uvnitr teto fce
          if ($(this).css("display") == "block") {
            out($(this));
            $(this).slideUp(function(){
              out($(this).parent());
            });
          }
        });
        over($(obj).parent()); // tady uz this neplati a musim pouzit predanz ukazatel na objekt
        $(obj).next().slideDown();
        $(".galerie").jcarousel({scroll: 2,visible: 3});
      }

      else {
        $(obj).next().slideUp(function(){
          out($(this).parent());
        });
      }
    }

    $(document).ready(function(){
      //$(".sekce").css("background-image", "url('img/sprite1.png')"); // zesdivime vrsky sekci
      $(".sekce").css("background-position", "left -143px"); // zesdivime vrsky sekci
      $("h2").css("background-color", "#8E979D"); // zesedivime nadpisy
      $(".spodek").css("background-position", "left -179px"); //zesedivime spodky sekci
      //$(".sekce").first().css("background-image", "url('img/sprite1.png')"); // zfialovime vrsek prvni sekce
      $(".sekce").first().css("background-position", "left -270px"); // zfialovime vrsek prvni sekce
      $(".sekce").first().children("h2").css("background-color", "#642065"); // zfialovime nadpis prvni sekcereturn true;
      //$(".sekce").first().children(".spodek").css("background", "url('img/sprite1.png') bottom left no-repeat"); // a takz paticku
      $(".sekce").first().children(".spodek").css("background-position", "left -200px"); // a taky paticku

      $("h2").css("cursor", "pointer");

      $("h2").click(function(){slide(this)}); // nastavime rozbalovani
      $(".sekce").mouseover(function(){over($(this))}); // mys nad objektem
      $(".sekce").mouseout(function(){out($(this))}); // a mys slizdejici

      $(".jcarousel-skin-tango a").prettyPhoto();

      $(".galerie").jcarousel({
        scroll: 2,
        visible: 3,
		itemFallbackDimension: 120
      });

      $(".sbalit").css("display", "none"); // sbalime sekce

      $("div.sbalit").first().slideDown();  // rozbalime prvni, nejlepe dat jako posledni

    });