function citychange(){
  var f=document.forms["step1"];
  if(f == null) return;
  var metro_elm = document.getElementById("metro_tr"); 
  var index_elm = document.getElementById("index_tr"); 
  //var delivery_elm = document.getElementById("delivery_date_tr"); 
 //alert(f.elements["city"][0].checked);
  if(f.elements["city"][0].checked){
		document.all["index_td"].innerHTML="Θνδεκρ ";
		metro_elm.style.display = "block"; 
		index_elm.style.display = "none"; 
		//delivery_elm.style.display = "block"; 
	} else {
		document.all["index_td"].innerHTML="<b>Θνδεκρ</b><%label_pole%>&nbsp;";
		metro_elm.style.display = "none"; 
		index_elm.style.display = "block"; 
		//delivery_elm.style.display = "none"; 
	}
 }