function imagier(i,nbimages){

			switch(i)
					{
						case i :
						if (i<nbimages)
							{
										$("#image"+i).animate({opacity: 0}, 1500,function(){setTimeout("imagier("+(i+1)+","+nbimages+")",3000);});
										//$("img.led").css({opacity: 0.3});
										//$("#diode"+(i+1)).animate({opacity: 1},500);

							}
						else if(i==nbimages){
										$("#image"+i).animate({opacity: 0}, 1500,function(){setTimeout("imagier("+(i+1)+","+nbimages+")",3000);});
										//$("img.led").css({opacity: 0.3});
										//$("#diode1").animate({opacity: 1},500);
							}
						else {
										$("img.illus").css({opacity: 1});
										setTimeout('imagier(1,'+nbimages+')',1000);
						}
						break;
					}
}