var xmlHttp_tipui = null;

function gauti_tipa()
{
  xmlHttp_tipui = GetXmlHttpObject();
  var url = "return.php?type=zem_tipas";
  var method = "get";
  var data = null;
  
  xmlHttp_tipui.onreadystatechange = tipas;
  xmlHttp_tipui.open(method, url, true);
  xmlHttp_tipui.send(data);    
}

function tipas()
{
  if ((xmlHttp_tipui.readyState == 4)&&(xmlHttp_tipui.status == 200))
  {
    /*if ("Microsoft Internet Explorer" == navigator.appName)
    {*/
      var xmlDoc = xmlHttp_tipui.responseXML;
      options = xmlDoc.getElementsByTagName("OPTION");
      document.getElementById("zem_tipas").innerHTML = "";
      for (var i = 0; i < xmlDoc.getElementsByTagName("OPTION").length; i++)
      {
      
        var option = document.createElement("option");
        option.setAttribute("value", options[i].getAttribute('id'));
        option.innerHTML = options[i].childNodes[0].nodeValue;
        document.getElementById("zem_tipas").appendChild(option);
      }
    /*}
    else document.getElementById("zem_tipas").innerHTML = xmlHttp_tipui.responseText;*/
  }
}