if((b.getId() == 0) && (codeBon.length() > 0)){
request.setAttribute("BonI", 1);
}else{
//choix entre acheter et louer
if(request.getParameter("achat").equalsIgnoreCase("Acheter")){
if(!achat.acheter(f.getId(), b)){
request.setAttribute("SoldeI", 1);
}else{
request.setAttribute("telechargement", 1);
}
}else{