var currentImage;
    var currentIndex = -1;
    var interval;
    function showImage(index){
	
        if(index < $('#diffuseur div').length){
        	var indexImage = $('#diffuseur div')[index]
            if(currentImage){   
            	if(currentImage != indexImage ){
                    $(currentImage).css('z-index',2);
					$(currentImage).hide();
                    clearTimeout(myTimer);
                    $(currentImage).fadeOut(3000, function() {
					    myTimer = setTimeout("showNext()", 5000);
					    $(this).css({'display':'none','z-index':1})
					});
                }
            }
            //$(indexImage).css({'display':'block', 'opacity':1});
			$(indexImage).hide();
			$(indexImage).fadeIn("slow");
            currentImage = indexImage;
            currentIndex = index;
            $('#menudiffuseur a').removeClass('active');
            $($('#menudiffuseur a')[index]).addClass('active');
        }
    }
    
    function showNext(){
		
        var len = $('#diffuseur div').length;
        var next = currentIndex < (len-1) ? currentIndex + 1 : 0;
        showImage(next); 
    }
    
    var myTimer;