/*!
 * 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($){$.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 () { $(this).data('jcarousel', new $jc(this, o)); });
}; var defaults = { vertical: 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 }; $.jcarousel = function (e, o) { this.options = $.extend({}, defaults, o || {}); this.locked = false; this.container = null; this.clip = null; this.list = null; this.buttonNext = null; this.buttonPrev = null; this.wh = !this.options.vertical ? 'width' : 'height'; this.lt = !this.options.vertical ? 'left' : 'top'; 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 == 'UL' || e.nodeName == 'OL') { this.list = $(e); 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 = $(e); this.list = this.container.find('ul,ol').eq(0); } if (skin != '' && this.container.parent()[0].className.indexOf('jcarousel-skin') == -1) this.container.wrap('<div class=" ' + skin + '"></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 = $('.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 = $('.jcarousel-prev', this.container); if (this.buttonPrev.size() == 0 && this.options.buttonPrevHTML != null) this.buttonPrev = this.clip.after(this.options.buttonPrevHTML).next(); this.buttonPrev.addClass(this.className('jcarousel-prev')); this.clip.addClass(this.className('jcarousel-clip')).css({ overflow: 'hidden', position: 'relative' }); this.list.addClass(this.className('jcarousel-list')).css({ overflow: 'hidden', position: 'relative', top: 0, left: 0, margin: 0, padding: 0 }); this.container.addClass(this.className('jcarousel-container')).css({ position: 'relative' }); var di = this.options.visible != null ? Math.ceil(this.clipping() / this.options.visible) : null; var li = this.list.children('li'); var self = this; if (li.size() > 0) { var wh = 0, i = this.options.offset; li.each(function () { self.format(this, i++); wh += self.dimension(this, di); }); this.list.css(this.wh, wh + 'px'); if (!o || o.size === undefined) this.options.size = li.size(); } this.container.css('display', 'block'); this.buttonNext.css('display', 'block'); this.buttonPrev.css('display', 'block'); this.funcNext = function () { self.next(); }; this.funcPrev = function () { self.prev(); }; this.funcResize = function () { self.reload(); }; if (this.options.initCallback != null) this.options.initCallback(this, 'init'); if ($.browser.safari && $.browser.version < 523) { this.buttons(false, false); $(window).bind('load', function () { self.setup() }) } else this.setup() }; var $jc = $.jcarousel; $jc.fn = $jc.prototype = { jcarousel: '0.2.4' }; $jc.fn.extend = $jc.extend = $.extend; $jc.fn.extend({ setup: function () { this.first = null; this.last = null; this.prevFirst = null; this.prevLast = null; this.animating = false; this.timer = 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); this.prevFirst = this.prevLast = null; this.animate(p, false); $(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'); if (this.options.initCallback != null) this.options.initCallback(this, 'reset'); this.setup(); }, 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; $('li', this.list).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); }, lock: function () { this.locked = true; this.buttons(); }, unlock: function () { this.locked = false; this.buttons(); }, size: function (s) { if (s != undefined) { this.options.size = s; if (!this.locked) this.buttons(); } return this.options.size; }, 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; }, get: function (i) { return $('.jcarousel-item-' + i, this.list); }, add: function (i, s) {
    var e = this.get(i), old = 0, add = 0; if (e.length == 0) { var c, e = this.create(i), j = $jc.intval(i); while (c = this.get(--j)) { if (j <= 0 || c.length) { j <= 0 ? this.list.prepend(e) : c.after(e); break; } } } else
old=this.dimension(e);e.removeClass(this.className('jcarousel-item-placeholder'));typeof s=='string'?e.html(s):e.empty().append(s);var di=this.options.visible!=null?Math.ceil(this.clipping()/this.options.visible):null;var wh=this.dimension(e,di)-old;if(i>0&&i<this.first)this.list.css(this.lt,$jc.intval(this.list.css(this.lt))-wh+'px');this.list.css(this.wh,$jc.intval(this.list.css(this.wh))+wh+'px');return e;},remove:function(i){var e=this.get(i);if(!e.length||(i>=this.first&&i<=this.last))return;var d=this.dimension(e);if(i<this.first)this.list.css(this.lt,$jc.intval(this.list.css(this.lt))+d+'px');e.remove();this.list.css(this.wh,$jc.intval(this.list.css(this.wh))-d+'px');},next:function(){this.stopAuto();if(this.tail!=null&&!this.inTail)this.scrollTail(false);else
this.scroll(((this.options.wrap=='both'||this.options.wrap=='last')&&this.options.size!=null&&this.last==this.options.size)?1:this.first+this.options.scroll);},prev:function(){this.stopAuto();if(this.tail!=null&&this.inTail)this.scrollTail(true);else
this.scroll(((this.options.wrap=='both'||this.options.wrap=='first')&&this.options.size!=null&&this.first==1)?this.options.size:this.first-this.options.scroll);},scrollTail:function(b){if(this.locked||this.animating||!this.tail)return;var pos=$jc.intval(this.list.css(this.lt));!b?pos-=this.tail:pos+=this.tail;this.inTail=!b;this.prevFirst=this.first;this.prevLast=this.last;this.animate(pos);},scroll:function(i,a){if(this.locked||this.animating)return;this.animate(this.pos(i),a);},pos:function(i){var pos=$jc.intval(this.list.css(this.lt));if(this.locked||this.animating)return pos;if(this.options.wrap!='circular')i=i<1?1:(this.options.size&&i>this.options.size?this.options.size:i);var back=this.first>i;var f=this.options.wrap!='circular'&&this.first<=1?1:this.first;var c=back?this.get(f):this.get(this.last);var j=back?f:f-1;var e=null,l=0,p=false,d=0,g;while(back?--j>=i:++j<i){e=this.get(j);p=!e.length;if(e.length==0){e=this.create(j).addClass(this.className('jcarousel-item-placeholder'));c[back?'before':'after'](e);if(this.first!=null&&this.options.wrap=='circular'&&this.options.size!==null&&(j<=0||j>this.options.size)){g=this.get(this.index(j));if(g.length)this.add(j,g.children().clone(true));}}c=e;d=this.dimension(e);if(p)l+=d;if(this.first!=null&&(this.options.wrap=='circular'||(j>=1&&(this.options.size==null||j<=this.options.size))))pos=back?pos+d:pos-d;}var clipping=this.clipping();var cache=[];var visible=0,j=i,v=0;var c=this.get(i-1);while(++visible){e=this.get(j);p=!e.length;if(e.length==0){e=this.create(j).addClass(this.className('jcarousel-item-placeholder'));c.length==0?this.list.prepend(e):c[back?'before':'after'](e);if(this.first!=null&&this.options.wrap=='circular'&&this.options.size!==null&&(j<=0||j>this.options.size)){g=this.get(this.index(j));if(g.length)this.add(j,g.find('>*').clone(true));}}c=e;var d=this.dimension(e);if(d==0){alert('jCarousel: No width/height set for items. This will cause an infinite loop. Aborting...');return 0;}if(this.options.wrap!='circular'&&this.options.size!==null&&j>this.options.size)cache.push(e);else if(p)l+=d;v+=d;if(v>=clipping)break;j++;}for(var x=0;x<cache.length;x++)cache[x].remove();if(l>0){this.list.css(this.wh,this.dimension(this.list)+l+'px');if(back){pos-=l;this.list.css(this.lt,$jc.intval(this.list.css(this.lt))-l+'px');}}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){var 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.margin(this.get(last),!this.options.vertical?'marginRight':'marginBottom');if((v-m)>clipping)this.tail=v-clipping-m;}while(i-->first)pos+=this.dimension(this.get(i));this.prevFirst=this.first;this.prevLast=this.last;this.first=first;this.last=last;return pos;},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.options.wrap=='circular'||self.options.wrap=='both'||self.options.wrap=='last'||self.options.size==null||self.last<self.options.size)self.startAuto();self.buttons();self.notify('onAfterAnimation');};this.notify('onBeforeAnimation');if(!this.options.animation||a==false){this.list.css(this.lt,p+'px');scrolled();}else{var o=!this.options.vertical?{'left':p}:{'top':p};this.list.animate(o,this.options.animation,this.options.easing,scrolled);}},startAuto:function(s){if(s!=undefined)this.options.auto=s;if(this.options.auto==0)return this.stopAuto();if(this.timer!=null)return;var self=this;this.timer=setTimeout(function(){self.next();},this.options.auto*1000);},stopAuto:function(){if(this.timer==null)return;clearTimeout(this.timer);this.timer=null;},buttons:function(n,p){if(n==undefined||n==null){var 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==undefined||p==null){var 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;this.buttonNext[n?'bind':'unbind'](this.options.buttonNextEvent+'.jcarousel',this.funcNext)[n?'removeClass':'addClass'](this.className('jcarousel-next-disabled')).attr('disabled',n?false:true);this.buttonPrev[p?'bind':'unbind'](this.options.buttonPrevEvent+'.jcarousel',this.funcPrev)[p?'removeClass':'addClass'](this.className('jcarousel-prev-disabled')).attr('disabled',p?false:true);if(this.buttonNext.length>0&&(this.buttonNext[0].jcarouselstate==undefined||this.buttonNext[0].jcarouselstate!=n)&&this.options.buttonNextCallback!=null){this.buttonNext.each(function(){self.options.buttonNextCallback(self,this,n);});this.buttonNext[0].jcarouselstate=n;}if(this.buttonPrev.length>0&&(this.buttonPrev[0].jcarouselstate==undefined||this.buttonPrev[0].jcarouselstate!=p)&&this.options.buttonPrevCallback!=null){this.buttonPrev.each(function(){self.options.buttonPrevCallback(self,this,p);});this.buttonPrev[0].jcarouselstate=p;}},notify:function(evt){var state=this.prevFirst==null?'init':(this.prevFirst<this.first?'next':'prev');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]==undefined||(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{for(var i=i1;i<=i2;i++)if(i!==null&&!(i>=i3&&i<=i4))this.get(i).each(function(){callback(self,this,i,state,evt);});}},create:function(i){return this.format('<li></li>',i);},format:function(e,i){var $e=$(e).addClass(this.className('jcarousel-item')).addClass(this.className('jcarousel-item-'+i)).css({'float':'left','list-style':'none'});$e.attr('jcarouselindex',i);return $e;},className:function(c){return c+' '+c+(!this.options.vertical?'-horizontal':'-vertical');},dimension:function(e,d){var el=e.jquery!=undefined?e[0]:e;var old=!this.options.vertical?el.offsetWidth+$jc.margin(el,'marginLeft')+$jc.margin(el,'marginRight'):el.offsetHeight+$jc.margin(el,'marginTop')+$jc.margin(el,'marginBottom');if(d==undefined||old==d)return old;var w=!this.options.vertical?d-$jc.margin(el,'marginLeft')-$jc.margin(el,'marginRight'):d-$jc.margin(el,'marginTop')-$jc.margin(el,'marginBottom');$(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==undefined)s=this.options.size;return Math.round((((i-1)/s)-Math.floor((i-1)/s))*s)+1;}});$jc.extend({defaults:function(d){return $.extend(defaults,d||{});},margin:function(e,p){if(!e)return 0;var el=e.jquery!=undefined?e[0]:e;if(p=='marginRight'&&$.browser.safari){var old={'display':'block','float':'none','width':'auto'},oWidth,oWidth2;$.swap(el,old,function(){oWidth=el.offsetWidth;});old['marginRight']=0;$.swap(el,old,function(){oWidth2=el.offsetWidth;});return oWidth2-oWidth;}return $jc.intval($.css(el,p));},intval:function(v){v=parseInt(v);return isNaN(v)?0:v;}});})(jQuery);