function connexion(){
 var username = prompt("Username :", "");
 var password = prompt("Password :", "");
 var TheLists = new Array(3)
 {
  TheLists[0] = "CACHÉ:HIDDEN";
 }
 for (i = 0; i < TheLists.length; i++)
 {
  if (TheLists[i].indexOf(username) == 0)
  {
   var TheSplit = TheLists[i].split(":");
   var TheUsername = TheSplit[0];
   var ThePassword = TheSplit[1];
   if (username == TheUsername && password == ThePassword)
   {
    alert("Vous pouvez utiliser ce mot de passe pour valider ce challenge (en majuscule) / You ca use this password to validate this challenge (uppercase)");
   }
  }
 }
}