loogika

general.js

if (specialid == null) {
  ado.slave(id, {
    myMaster: master
  });
} else {
  if (specialid != id) {
    $(el).attr('id', specialid);
    ado.slave(specialid, {
      myMaster: master
    });
    
    setTimeout(function() {
      var isloaded = eval(specialid + ".isEmpty==0");
      console.log("special ad [" + specialid + "] is empty: " + !isloaded);
      //fallback
      if (!isloaded) {
        $(el).attr('id', id);
        ado.slave(id, {
          myMaster: master
        });
      }
    }, 2000);
  } else {
    ado.slave(id, {
      myMaster: master
    });
  }
}