var num=1;

function init_diaporama(){
	var i=2;
	var max=1;
	while(document.getElementById("anim_"+i)!=undefined){
		document.getElementById("anim_"+i).style.display="none";
		max++;
		i++;
	}
	if(max>1) setInterval("afficher_anim();",3000); 
}

function afficher_anim(){
	Effect.Fade('anim_'+num);
	if(document.getElementById("anim_"+(num+1))==undefined) num=0;
	Effect.Appear('anim_'+(num+1), { duration: 1.0 });
	num++;
}