function switchOfferMenuDomination(id_b, id_td, id_t, id_bd) {
  if (document.getElementById(id_b).style.display=="none") {
	  document.getElementById(id_b).style.display="block";
  } else {
    document.getElementById(id_b).style.display="none";
  }
  if (document.getElementById(id_t).style.display=="none") {
	  document.getElementById(id_t).style.display="block";
  } else {
    document.getElementById(id_t).style.display="none";
  }
  if (document.getElementById(id_td).style.display=="none") {
	  document.getElementById(id_td).style.display="block";
 } else {
    document.getElementById(id_td).style.display="none";
 }
  if (document.getElementById(id_bd).style.display=="none") {
	  document.getElementById(id_bd).style.display="block";
  } else {
    document.getElementById(id_bd).style.display="none";
  }
}