function affiche(s){
document.getElementById("photo").style.display="none";
document.getElementById("brand10").style.display="none";
document.getElementById("brand11").style.display="none";
document.getElementById("brand12").style.display="none";
document.getElementById("brand13").style.display="none";
document.getElementById("brand14").style.display="none";
document.getElementById("brand15").style.display="none";
document.getElementById("brand16").style.display="none";
document.getElementById("brand17").style.display="none";
document.getElementById("brand18").style.display="none";
document.getElementById("brand19").style.display="none";
document.getElementById("brand20").style.display="none";
document.getElementById("brand21").style.display="none";
document.getElementById("brand22").style.display="none";
document.getElementById("brand23").style.display="none";
document.getElementById("brand24").style.display="none";
document.getElementById("brand25").style.display="none";
document.getElementById("brand26").style.display="none";
document.getElementById("brand27").style.display="none";
document.getElementById("brand28").style.display="none";
document.getElementById("brand29").style.display="none";
document.getElementById("brand30").style.display="none";
document.getElementById("brand31").style.display="none";
document.getElementById("brand32").style.display="none";
document.getElementById("brand33").style.display="none";

document.getElementById("brand"+s).style.display="block";
document.getElementById("fondrondbrand").style.display="block";}

function remettre(){
document.getElementById("fondrondbrand").style.display="none";
document.getElementById("brand10").style.display="none";
document.getElementById("brand11").style.display="none";
document.getElementById("brand12").style.display="none";
document.getElementById("brand13").style.display="none";
document.getElementById("brand14").style.display="none";
document.getElementById("brand15").style.display="none";
document.getElementById("brand16").style.display="none";
document.getElementById("brand17").style.display="none";
document.getElementById("brand18").style.display="none";
document.getElementById("brand19").style.display="none";
document.getElementById("brand20").style.display="none";
document.getElementById("brand21").style.display="none";
document.getElementById("brand22").style.display="none";
document.getElementById("brand23").style.display="none";
document.getElementById("brand24").style.display="none";
document.getElementById("brand25").style.display="none";
document.getElementById("brand26").style.display="none";
document.getElementById("brand27").style.display="none";
document.getElementById("brand28").style.display="none";
document.getElementById("brand29").style.display="none";
document.getElementById("brand30").style.display="none";
document.getElementById("brand31").style.display="none";
document.getElementById("brand32").style.display="none";
document.getElementById("brand33").style.display="none";
document.getElementById("photo").style.display="block";
}