jQuery(document).ready(function(){
	jQuery('div.post').gallery({
		duration: 500,
		autoRotation: 5000,
		listOfSlides: '.image',
		switcher: '.txt>ul>li',
		effect:true
	});
	jQuery('.campanhas-holder').gallery({
		duration: 500,
		listOfSlides: 'ul > li',
		direction:true,
		diff:true,
		nextBtn: 'a.arrow-next',
		prevBtn: 'a.arrow-prev'
	});

	jQuery('.gallery').gallery({
		duration: 500,
		listOfSlides: '.gallery-wrap > ul > li'
	});
});
(function(jQuery) {
	jQuery.fn.gallery = function(options) { return new Gallery(this.get(0), options); };
	
	function Gallery(context, options) { this.init(context, options); };
	
	Gallery.prototype = {
		options:{},
		init: function (context, options){
			this.options = jQuery.extend({
				duration: 700,
				slideElement: 1,
				autoRotation: false,
				effect: false,
				listOfSlides: 'ul > li',
				switcher: false,
				disableBtn: false,
				cloneSwitcher:false,
				nextBtn: 'a.link-next, a.btn-next, a.next',
				prevBtn: 'a.link-prev, a.btn-prev, a.prev',
				circle: true,
				diff:false,
				cycle:false,
				direction: false,
				event: 'click',
				IE: false
			}, options || {});
			var _el = jQuery(context).find(this.options.listOfSlides);
			this.qty = _el.length;
			if (this.options.cycle) {
				var clone = _el.clone();
				clone.appendTo(_el.parent());
				_el = jQuery(context).find(this.options.listOfSlides);
			}
			if (this.options.effect) this.list = _el;
			else this.list = _el.parent();
			if (this.options.switcher) this.switcher = jQuery(context).find(this.options.switcher);
			if (this.options.outerSwitcher) this.switcher = jQuery(this.options.switcher);
			this.nextBtn = jQuery(context).find(this.options.nextBtn);
			this.prevBtn = jQuery(context).find(this.options.prevBtn);
			this.count = _el.index(_el.filter(':last'));
			this.elements = _el;
			if (this.options.cloneSwitcher) {
				this.normalSwitcher = this.switcher.length/2;
			}
			
			if (this.options.switcher) this.active = this.switcher.index(this.switcher.filter('.active:eq(0)'));
			else this.active = _el.index(_el.filter('.active:eq(0)'));
			if (this.active < 0) this.active = 0;
			this.last = this.active;
			this.mas = [];
			if (this.options.diff && this.options.direction) {
				var jQuerythis = this;
				this.elements.each(function(){
					jQuerythis.mas.push(jQuery(this).position().top);
				});
			}
			this.woh = _el.outerWidth(true);
			if (!this.options.direction) this.installDirections(this.list.parent().width());
			else {
				this.woh = _el.outerHeight(true);
				this.installDirections(this.list.parent().height());
			}
			
			if (!this.options.effect) {
				this.rew = this.count - this.wrapHolderW + 1;
				if (!this.options.direction) this.list.css({marginLeft: -(this.woh * this.active)});
				else this.list.css({marginTop: -(this.woh * this.active)});
			}
			else {
				this.rew = this.count;
				this.list.css({opacity: 0}).removeClass('active').eq(this.active).addClass('active').css({opacity: 1}).css('opacity', 'auto');
				if (this.options.cloneSwitcher) {
					if (this.options.switcher) {
						this.switcher.removeClass('active').eq(this.active).addClass('active');
						this.switcher.eq(this.active + this.normalSwitcher).addClass('active');
					}
				} else this.switcher.removeClass('active').eq(this.active).addClass('active');
			}
			
			if (this.options.disableBtn) {
				if (this.count < this.wrapHolderW) this.nextBtn.addClass(this.options.disableBtn);
				if (this.active == 0) this.prevBtn.addClass(this.options.disableBtn);
			}
			
			this.initEvent(this, this.nextBtn, this.prevBtn, true);
			this.initEvent(this, this.prevBtn, this.nextBtn, false);
			
			if (this.options.autoRotation) this.runTimer(this);
			
			if (this.options.switcher) this.initEventSwitcher(this, this.switcher);
		},
		installDirections: function(temp){
			this.wrapHolderW = Math.ceil(temp / this.woh);
			if (((this.wrapHolderW - 1) * this.woh + this.woh / 2) > temp) this.wrapHolderWwrapHolderW--;
		},
		fadeElement: function(){
			if (jQuery.browser.msie && this.options.IE){
				if (this.options.parentHeight) this.list.eq(this.active).parent().height(this.list.eq(this.active).outerHeight());
				this.list.eq(this.last).css({opacity:0});
				this.list.removeClass('active').eq(this.active).addClass('active').css({opacity:'auto'});
			}
			else{
				if (this.options.parentHeight) this.list.eq(this.active).parent().animate({
					height:this.list.eq(this.active).outerHeight()
				},{
					queue:false,
					dutation:this.options.duration
				});
				this.list.eq(this.last).animate({opacity:0}, {queue:false, duration: this.options.duration});
				this.list.removeClass('active').eq(this.active).addClass('active').animate({
					opacity:1
				}, {queue:false, duration: this.options.duration, complete: function(){
					jQuery(this).css('opacity','auto');
				}});
			}
			if (this.options.cloneSwitcher) {
				if (this.options.switcher) {
					this.switcher.removeClass('active').eq(this.active).addClass('active');
					this.switcher.eq(this.active + this.normalSwitcher).addClass('active');
				}
			} else {
				if (this.options.switcher) this.switcher.removeClass('active').eq(this.active).addClass('active');
			}
			this.last = this.active;
		},
		scrollElement: function(){
			var jQuerythis = this;
			if (!this.options.direction) this.list.animate({marginLeft: -(this.woh * this.active)}, {queue:false, duration: this.options.duration});
			else {
				if (this.options.diff && jQuerythis.mas[jQuerythis.active]) this.list.animate({marginTop: -(jQuerythis.mas[jQuerythis.active])}, {queue:false, duration: this.options.duration});
				else this.list.animate({marginTop: -(this.woh * this.active)}, {queue:false, duration: this.options.duration});
			}
			if (this.options.switcher) this.switcher.removeClass('active').eq(this.active).addClass('active');
		},
		runTimer: function(jQuerythis){
			if(jQuerythis._t) clearTimeout(jQuerythis._t);
			jQuerythis._t = setInterval(function(){
				jQuerythis.toPrepare(jQuerythis, true);
			}, this.options.autoRotation);
		},
		initEventSwitcher: function(jQuerythis, el){
			el.bind(jQuerythis.options.event, function(){
				jQuerythis.active = jQuerythis.switcher.index(jQuery(this));
				if (jQuerythis.options.cloneSwitcher && jQuerythis.active >= jQuerythis.normalSwitcher) jQuerythis.active = jQuerythis.active - jQuerythis.normalSwitcher;
				if(jQuerythis._t) clearTimeout(jQuerythis._t);
				if (!jQuerythis.options.effect) jQuerythis.scrollElement();
				else jQuerythis.fadeElement();
				if (jQuerythis.options.autoRotation) jQuerythis.runTimer(jQuerythis);
				return false;
			});
		},
		initEvent: function(jQuerythis, addEventEl, addDisClass, dir){
			addEventEl.bind(jQuerythis.options.event, function(){
				if(jQuerythis._t) clearTimeout(jQuerythis._t);
				if (jQuerythis.options.disableBtn &&(jQuerythis.count > jQuerythis.wrapHolderW)) addDisClass.removeClass(jQuerythis.options.disableBtn);
				jQuerythis.toPrepare(jQuerythis, dir);
				if (jQuerythis.options.autoRotation) jQuerythis.runTimer(jQuerythis);
				return false;
			});
		},
		toPrepare: function(jQuerythis, side){
			if (!jQuerythis.options.cycle) {
				if ((jQuerythis.active == jQuerythis.rew) && jQuerythis.options.circle && side) jQuerythis.active = -jQuerythis.options.slideElement;
				if ((jQuerythis.active == 0) && jQuerythis.options.circle && !side) jQuerythis.active = jQuerythis.rew + jQuerythis.options.slideElement;
			}
			for (var i = 0; i < jQuerythis.options.slideElement; i++){
				if (jQuerythis.options.cycle) {
					if (side && jQuerythis.active < jQuerythis.qty) {
						jQuerythis.active++;
					} else {
						jQuerythis.active = 1;
						jQuerythis.list.css({
							marginTop:0
						});
					}
				} else {
					if (side) {
						if (jQuerythis.active + 1 > jQuerythis.rew) {
							if (jQuerythis.options.disableBtn && (jQuerythis.count > jQuerythis.wrapHolderW)) jQuerythis.nextBtn.addClass(jQuerythis.options.disableBtn);
						}
						else jQuerythis.active++;
					}
					else{
						if (jQuerythis.active - 1 < 0) {
							if (jQuerythis.options.disableBtn && (jQuerythis.count > jQuerythis.wrapHolderW)) jQuerythis.prevBtn.addClass(jQuerythis.options.disableBtn);
						}
						else jQuerythis.active--;
					}
				}
			};
			if (jQuerythis.active == jQuerythis.rew && side) if (jQuerythis.options.disableBtn &&(jQuerythis.count > jQuerythis.wrapHolderW)) jQuerythis.nextBtn.addClass(jQuerythis.options.disableBtn);
			if (jQuerythis.active == 0 && !side) if (jQuerythis.options.disableBtn &&(jQuerythis.count > jQuerythis.wrapHolderW)) jQuerythis.prevBtn.addClass(jQuerythis.options.disableBtn);
			if (!jQuerythis.options.effect) jQuerythis.scrollElement();
			else jQuerythis.fadeElement();
		},
		stop: function(){
			if (this._t) clearTimeout(this._t);
		},
		play: function(){
			if (this._t) clearTimeout(this._t);
			if (this.options.autoRotation) this.runTimer(this);
		}
	}
}(jQuery));