function affiche_menu(n) { 
  document.getElementById('ss_menu2').value=n;
}
function efface_menu() { 
  document.getElementById('ss_menu2').value='';
}
function OuvrirPopup(page,nom,option) {
  window.open(page,nom,option);
}
function fenetrecent(url,nom,largeur,hauteur,options) {
var nuance=200;
var haut=(screen.height-hauteur)/2;
var Gauche=(screen.width-nuance)/2;
fencent=window.open(url,nom,"top="+haut+",left="+Gauche+",width="+largeur+",height="+hauteur+","+options);
}