/* ------------------------------------------------------------------------
	Objet: Diaporama
	Auteur: FLorian Bouvot / Jeremy Bretin
	Version: 1.0
------------------------------------------------------------------------- */
var diaporama = function(elem, next, prev){
	var self = this;
	this.position = 1;
	this.div = elem;
	this.btn_prec = prev;
	this.btn_next = next;
	this.nb_elem = $(elem+' > *').length;
	this.cpt = 1;
	this.madiv = self.div.replace('#','');
	
	$(elem).children().each(function(){
		$(this).attr("id",self.madiv+"_"+self.cpt);
		if(self.cpt!=1){
			$(this).css("display","none");
		}
		self.cpt++;
	});
	
   	$(self.btn_next).click(function(){
		
		$(self.div+"_"+self.position).fadeOut(400,function(){
			self.position++;
			
			if($(self.div+"_"+self.position).length==0){
				self.position=1;
			}
			$(self.div+"_"+self.position).fadeIn(400);
		})
		  			
   	});
   	
   	$(self.btn_prec).click(function(){
		
		$(self.div+"_"+self.position).fadeOut(400,function(){
			self.position--;
			if($(self.div+"_"+self.position).length==0){
				self.position=self.nb_elem;
			}
			$(self.div+"_"+self.position).fadeIn(400);
		})    			
   	});
}