function get_operator(tel, id_operator_name, tel_modify, id_tel)
{
 if ((tel.replace(/[^\d]/g, "").length < 10))
 {
   document.getElementById(id_operator_name).innerHTML = '';
   return false;
 }
 var xmlhttp_request;
 xmlhttp_request = createRequest();
 xmlhttp_request.onreadystatechange = function(){_get_request(xmlhttp_request);};
 xmlhttp_request.open("GET", "/common_fns/_operator_code.php?tel="+encodeURIComponent(tel)+'&id_operator_name='+encodeURIComponent(id_operator_name)+'&tel_modify='+encodeURIComponent(tel_modify)+'&id_tel='+encodeURIComponent(id_tel), true);
 xmlhttp_request.send(null);
}
function _get_request(xmlhttp_request)
{
 if (xmlhttp_request.readyState == 4)// "complete"
 {
  if (xmlhttp_request.status == 200) // "OK"
  {
    var response_text = xmlhttp_request.responseText;
    var response_ar   = response_text.split("|"); // $tel|$id_operator_name|$tel_modify|$id_tel|$operator_name|$tel_modified
    document.getElementById(response_ar[1]).innerHTML = response_ar[4];
    if (response_ar[2])
      document.getElementById(response_ar[3]).value = response_ar[5];
  }
 }
}