/*!
 * 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(g) {
  var q = {
    vertical: !1,
    rtl: !1,
    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
  },
      m = !1;
  g(window).bind("load.jcarousel", function() {
    m = !0
  });
  g.jcarousel = function(a, c) {
    this.options = g.extend({}, q, c || {});
    this.autoStopped = this.locked = !1;
    this.buttonPrevState = this.buttonNextState = this.buttonPrev = this.buttonNext = this.list = this.clip = this.container = null;
    if (!c || c.rtl === void 0) this.options.rtl = (g(a).attr("dir") || g("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) {
      g(a).removeClass(d[f]);
      b = d[f];
      break
    }
    a.nodeName.toUpperCase() == "UL" || a.nodeName.toUpperCase() == "OL" ? (this.list = g(a), this.clip = this.list.parents(".jcarousel-clip"), this.container = this.list.parents(".jcarousel-container")) : (this.container = g(a), 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();
    b !== "" && this.container.parent()[0].className.indexOf("jcarousel-skin") == -1 && this.container.wrap('<div class=" ' + b + '"></div>');
    this.buttonPrev = g(".jcarousel-prev", this.container);
    if (this.buttonPrev.size() === 0 && this.options.buttonPrevHTML !== null) this.buttonPrev = g(this.options.buttonPrevHTML).appendTo(this.container);
    this.buttonPrev.addClass(this.className("jcarousel-prev"));
    this.buttonNext = g(".jcarousel-next", this.container);
    if (this.buttonNext.size() === 0 && this.options.buttonNextHTML !== null) this.buttonNext = g(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"
    });
    !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"),
        e = this;
    if (b.size() > 0) {
      var h = 0,
          i = this.options.offset;
      b.each(function() {
        e.format(this, i++);
        h += e.dimension(this, j)
      });
      this.list.css(this.wh, h + 100 + "px");
      if (!c || c.size === void 0) 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.resizeTimer && clearTimeout(e.resizeTimer);
      e.resizeTimer = setTimeout(function() {
        e.reload()
      }, 100)
    };
    this.options.initCallback !== null && this.options.initCallback(this, "init");
    !m && g.browser.safari ? (this.buttons(!1, !1), g(window).bind("load.jcarousel", function() {
      e.setup()
    })) : this.setup()
  };
  var f = g.jcarousel;
  f.fn = f.prototype = {
    jcarousel: "0.2.8"
  };
  f.fn.extend = f.extend = g.extend;
  f.fn.extend({
    setup: function() {
      this.prevLast = this.prevFirst = this.last = this.first = null;
      this.animating = !1;
      this.tail = this.resizeTimer = this.timer = null;
      this.inTail = !1;
      if (!this.locked) {
        this.list.css(this.lt, this.pos(this.options.offset) + "px");
        var a = this.pos(this.options.start, !0);
        this.prevFirst = this.prevLast = null;
        this.animate(a, !1);
        g(window).unbind("resize.jcarousel", this.funcResize).bind("resize.jcarousel", this.funcResize);
        this.options.setupCallback !== null && this.options.setupCallback(this)
      }
    },
    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, f.intval(this.list.css(this.lt)) + this.tail);
      this.tail = null;
      this.inTail = !1;
      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);
          f + 1 < a.first && (d = b)
        });
        this.list.css(this.wh, b + "px");
        this.list.css(this.lt, -d + "px")
      }
      this.scroll(this.first, !1)
    },
    lock: function() {
      this.locked = !0;
      this.buttons()
    },
    unlock: function() {
      this.locked = !1;
      this.buttons()
    },
    size: function(a) {
      if (a !== void 0) this.options.size = a, this.locked || this.buttons();
      return this.options.size
    },
    has: function(a, c) {
      if (c === void 0 || !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 !1
      }
      return !0
    },
    get: function(a) {
      return g(">.jcarousel-item-" + a, this.list)
    },
    add: function(a, c) {
      var b = this.get(a),
          d = 0,
          p = g(c);
      if (b.length === 0) for (var j, e = f.intval(a), b = this.create(a);;) {
        if (j = this.get(--e), e <= 0 || j.length) {
          e <= 0 ? this.list.prepend(b) : j.after(b);
          break
        }
      } else d = this.dimension(b);
      p.get(0).nodeName.toUpperCase() == "LI" ? (b.replaceWith(p), b = p) : b.empty().append(c);
      this.format(b.removeClass(this.className("jcarousel-item-placeholder")), a);
      p = this.options.visible !== null ? Math.ceil(this.clipping() / this.options.visible) : null;
      d = this.dimension(b, p) - d;
      a > 0 && a < this.first && this.list.css(this.lt, f.intval(this.list.css(this.lt)) - d + "px");
      this.list.css(this.wh, f.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, f.intval(this.list.css(this.lt)) + b + "px");
        c.remove();
        this.list.css(this.wh, f.intval(this.list.css(this.wh)) - b + "px")
      }
    },
    next: function() {
      this.tail !== null && !this.inTail ? this.scrollTail(!1) : 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(!0) : 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 = f.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) {
      !this.locked && !this.animating && (this.pauseAuto(), this.animate(this.pos(a), c))
    },
    pos: function(a, c) {
      var b = f.intval(this.list.css(this.lt));
      if (this.locked || this.animating) return b;
      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, g = this.options.wrap != "circular" && this.first <= 1 ? 1 : this.first, j = d ? this.get(g) : this.get(this.last), e = d ? g : g - 1, h = null, i = 0, k = !1, l = 0; d ? --e >= a : ++e < a;) {
        h = this.get(e);
        k = !h.length;
        if (h.length === 0 && (h = this.create(e).addClass(this.className("jcarousel-item-placeholder")), j[d ? "before" : "after"](h), this.first !== null && this.options.wrap == "circular" && this.options.size !== null && (e <= 0 || e > this.options.size))) j = this.get(this.index(e)), j.length && (h = this.add(e, j.clone(!0)));
        j = h;
        l = this.dimension(h);
        k && (i += l);
        if (this.first !== null && (this.options.wrap == "circular" || e >= 1 && (this.options.size === null || e <= this.options.size))) b = d ? b + l : b - l
      }
      for (var g = this.clipping(), m = [], o = 0, n = 0, j = this.get(a - 1), e = a; ++o;) {
        h = this.get(e);
        k = !h.length;
        if (h.length === 0) {
          h = this.create(e).addClass(this.className("jcarousel-item-placeholder"));
          if (j.length === 0) this.list.prepend(h);
          else j[d ? "before" : "after"](h);
          if (this.first !== null && this.options.wrap == "circular" && this.options.size !== null && (e <= 0 || e > this.options.size)) j = this.get(this.index(e)), j.length && (h = this.add(e, j.clone(!0)))
        }
        j = h;
        l = this.dimension(h);
        if (l === 0) throw Error("jCarousel: No width/height set for items. This will cause an infinite loop. Aborting...");
        this.options.wrap != "circular" && this.options.size !== null && e > this.options.size ? m.push(h) : k && (i += l);
        n += l;
        if (n >= g) break;
        e++
      }
      for (h = 0; h < m.length; h++) m[h].remove();
      i > 0 && (this.list.css(this.wh, this.dimension(this.list) + i + "px"), d && (b -= i, this.list.css(this.lt, f.intval(this.list.css(this.lt)) - i + "px")));
      i = a + o - 1;
      if (this.options.wrap != "circular" && this.options.size && i > this.options.size) i = this.options.size;
      if (e > i) {
        o = 0;
        e = i;
        for (n = 0; ++o;) {
          h = this.get(e--);
          if (!h.length) break;
          n += this.dimension(h);
          if (n >= g) break
        }
      }
      e = i - o + 1;
      this.options.wrap != "circular" && e < 1 && (e = 1);
      if (this.inTail && d) b += this.tail, this.inTail = !1;
      this.tail = null;
      if (this.options.wrap != "circular" && i == this.options.size && i - o + 1 >= 1 && (d = f.intval(this.get(i).css(!this.options.vertical ? "marginRight" : "marginBottom")), n - d > g)) this.tail = n - g - d;
      if (c && a === this.options.size && this.tail) b -= this.tail, this.inTail = !0;
      for (; a-- > e;) b += this.dimension(this.get(a));
      this.prevFirst = this.first;
      this.prevLast = this.last;
      this.first = e;
      this.last = i;
      return b
    },
    animate: function(a, c) {
      if (!this.locked && !this.animating) {
        this.animating = !0;
        var b = this,
            d = function() {
            b.animating = !1;
            a === 0 && b.list.css(b.lt, 0);
            !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 c = b.prevFirst; c <= b.prevLast; c++) c !== null && !(c >= b.first && c <= b.last) && (c < 1 || c > b.options.size) && b.remove(c)
            };
        this.notify("onBeforeAnimation");
        if (!this.options.animation || c === !1) this.list.css(this.lt, a + "px"), d();
        else {
          var f = !this.options.vertical ? this.options.rtl ? {
            right: a
          } : {
            left: a
          } : {
            top: a
          },
              d = {
              duration: this.options.animation,
              easing: this.options.easing,
              complete: d
              };
          if (g.isFunction(this.options.animationStepCallback)) d.step = this.options.animationStepCallback;
          this.list.animate(f, d)
        }
      }
    },
    startAuto: function(a) {
      if (a !== void 0) this.options.auto = a;
      if (this.options.auto === 0) return this.stopAuto();
      if (this.timer === null) {
        this.autoStopped = !1;
        var c = this;
        this.timer = window.setTimeout(function() {
          c.next()
        }, this.options.auto * 1E3)
      }
    },
    stopAuto: function() {
      this.pauseAuto();
      this.autoStopped = !0
    },
    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), !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), !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;
      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 ? !1 : !0), this.options.buttonNextCallback !== null && this.buttonNext.data("jcarouselstate") != a && this.buttonNext.each(function() {
        b.options.buttonNextCallback(b, this, a)
      }).data("jcarouselstate", a)) : this.options.buttonNextCallback !== null && this.buttonNextState != a && this.options.buttonNextCallback(b, null, a);
      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 ? !1 : !0), this.options.buttonPrevCallback !== null && this.buttonPrev.data("jcarouselstate") != c && this.buttonPrev.each(function() {
        b.options.buttonPrevCallback(b, this, c)
      }).data("jcarouselstate", c)) : 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);
      this.prevFirst !== this.first && (this.callback("itemFirstInCallback", a, c, this.first), this.callback("itemFirstOutCallback", a, c, this.prevFirst));
      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 h = typeof this.options[a] == "object" ? this.options[a][c] : this.options[a];
        if (g.isFunction(h)) {
          var i = this;
          if (d === void 0) h(i, b, c);
          else if (f === void 0) this.get(d).each(function() {
            h(i, this, d, b, c)
          });
          else
          for (var a = function(a) {
            i.get(a).each(function() {
              h(i, this, a, b, c)
            })
          }, k = d; k <= f; k++) k !== null && !(k >= j && k <= e) && a(k)
        }
      }
    },
    create: function(a) {
      return this.format("<li></li>", a)
    },
    format: function(a, c) {
      for (var a = g(a), 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 = g(a);
      if (c == null) return !this.options.vertical ? b.outerWidth(!0) || f.intval(this.options.itemFallbackDimension) : b.outerHeight(!0) || f.intval(this.options.itemFallbackDimension);
      else {
        var d = !this.options.vertical ? c - f.intval(b.css("marginLeft")) - f.intval(b.css("marginRight")) : c - f.intval(b.css("marginTop")) - f.intval(b.css("marginBottom"));
        g(b).css(this.wh, d + "px");
        return this.dimension(b)
      }
    },
    clipping: function() {
      return !this.options.vertical ? this.clip[0].offsetWidth - f.intval(this.clip.css("borderLeftWidth")) - f.intval(this.clip.css("borderRightWidth")) : this.clip[0].offsetHeight - f.intval(this.clip.css("borderTopWidth")) - f.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
    }
  });
  f.extend({
    defaults: function(a) {
      return g.extend(q, a || {})
    },
    intval: function(a) {
      a = parseInt(a, 10);
      return isNaN(a) ? 0 : a
    },
    windowLoaded: function() {
      m = !0
    }
  });
  g.fn.jcarousel = function(a) {
    if (typeof a == "string") {
      var c = g(this).data("jcarousel"),
          b = Array.prototype.slice.call(arguments, 1);
      return c[a].apply(c, b)
    } else
    return this.each(function() {
      var b = g(this).data("jcarousel");
      b ? (a && g.extend(b.options, a), b.reload()) : g(this).data("jcarousel", new f(this, a))
    })
  }
})(jQuery);