/*!
 * 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);