var carrousel={
	nbSlide:0,
	nbCurrent:1,
	elemCurrent:null,
	elem:null,
	timer:null,
	
	init:function(elem){
		this.nbSlide=elem.find(".slide").length;
		
		// Créer la pagination
		elem.append('<div class="navigation"></div>');
		for(var i=1;i<=this.nbSlide;i++){
			elem.find(".navigation").append("<span>"+i+"</span>");
		}
		elem.find(".navigation span").click(function(){carrousel.gotoSlide($(this).text());})
		
		// Initialisation du carrousel
		this.elem=elem;
		elem.find(".slide").hide();
		elem.find(".slide:first").show();
		this.elemCurrent=elem.find(".slide:first");
		this.elem.find(".navigation span:first").addClass("active");
		
		// Stop quand on passe dessus
		carrousel.play();
		elem.mouseover(carrousel.stop);
		elem.mouseout(carrousel.play);
	},
	
	gotoSlide:function(num){
		if(num==this.nbCurrent){return false;}
		
		// Défilement alpha
		/*this.elemCurrent.find(".visu").fadeOut();
		this.elem.find("#slide"+num).show();
		this.elem.find("#slide"+num+" .visu").hide().fadeIn();*/
		
		// Défilement Titre
		/*var titleHeight=this.elemCurrent.find(".title").height();
		this.elemCurrent.find(".title").animate({"bottom":-titleHeight},500);
		this.elem.find("#slide"+num+" .title").css("bottom",-titleHeight).animate({"bottom":0},500);*/
		
		// Défilement slide (droite -> gauche)
		var sens=1;
		if(num<this.nbCurrent){sens=-1;}
		var cssDeb={"left":sens*this.elem.width()};
		var cssFin={"left":-sens*this.elem.width()};
		this.elem.find("#slide"+num).show().css(cssDeb);
		
		this.elem.find("#slide"+num).animate({"top":0,"left":0},500);
		this.elemCurrent.animate(cssFin,500);
		
		// Element courant
		this.elem.find(".navigation span").removeClass("active");
		this.elem.find(".navigation span:eq("+(num-1)+")").addClass("active");
		this.nbCurrent=num;
		this.elemCurrent=this.elem.find("#slide"+num);
	},
	
	next:function(){
		//var num=this.nbCurrent+1;
		var num = Number(this.nbCurrent)+1;
		if(num>this.nbSlide){num=1;}
			this.gotoSlide(num);
	},
	
	prev:function(){
		//var num=this.nbCurrent-1;
		var num = Number(this.nbCurrent)-1;
		if(num<1){num=this.nbSlide;}
			this.gotoSlide(num);
	},
	
	stop:function(){
		window.clearInterval(carrousel.timer);
	},
	
	play:function(){
		window.clearInterval(carrousel.timer);
		carrousel.timer=window.setInterval("carrousel.next()",5000);}
	}
	
$(function(){
	carrousel.init($("#carrousel"));
});