var carrousel = {
	
	nbSlide : 0,
	nbCurrent : 1,
	elemCurrent : null,
	elem : null,
	timer : null,
	
	init : function(elem){
		this.nbSlide = elem.find(".slide").length;
		
		//cree la pagination
//		 elem.append('<div class="navcar"></div>');
//		for(var i=1;i<=this.nbSlide;i++){
//			elem.find(".navcar").append("<span>"+i+"</span>");
//		}
//		elem.find(".navcar span").click(function(){ carrousel.gotoSlide($j(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(".navcar span:first").addClass("active");
		
		// On cré le timer
		carrousel.play();
		// Stop quand on passe dessus
		elem.mouseover(carrousel.stop);
		elem.mouseout(carrousel.play);
	},
	gotoSlide : function(num){
		if(num==this.nbCurrent){ return false; }
		this.elemCurrent.fadeOut();
		this.elem.find("#slide"+num).fadeIn();
		this.elem.find(".navcar span").removeClass("active");
		this.elem.find(".navcar span:eq("+(num-1)+")").addClass("active");
		this.nbCurrent = num;
		this.elemCurrent = this.elem.find("#slide"+num);
	},
	next : function(){
		var num = Number(this.nbCurrent)+1;
		if(num >this.nbSlide){
			num = 1;
		}
		this.gotoSlide(num);
	},
	prev : function(){
		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"));
});