function affiche(s)	{
	document.getElementById("photo").style.display="none";
	// Hay elementos div del brand10 al brand33
	for (i = 10; i<=35;i++) {
	   document.getElementById("brand"+i).style.display="none";	
	}
	document.getElementById("brand"+s).style.display="block";
	document.getElementById("fondrondbrand").style.display="block";
	
	
	document.getElementById("brand"+s).style.display="block";
	document.getElementById("fondrondbrand").style.display="block";
}

function remettre(){
	document.getElementById("fondrondbrand").style.display="none";
	// Hay elementos div del brand10 al brand33
	for (i = 10; i<=35;i++) {
	   document.getElementById("brand"+i).style.display="none";	
	}

   	document.getElementById("photo").style.display="block";
}