// 
function blink(id)
{
	ob=document.getElementById(id);
	if(ob!=null)
	{
		if (ob.style.visibility == "visible")
		 {
			 ob.style.visibility = "hidden";
		 }
		else
		 {
			 ob.style.visibility = "visible";
		 }
	}
	timer = setTimeout("blink('"+id+"')",900);
}

//pour fixer un bug de clignotement du flash
function stop_blink(id)
{
	clearTimeout(timer);
}