var xmlhttp
var count=0;

function showTown(str)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url="/hs_request.php";
url=url+"?q="+str;
//url=url+'&count=' + ++count;
url=url+"&sid="+Math.random();
xmlhttp.open("GET",url,true);
xmlhttp.onreadystatechange=stateChanged;

xmlhttp.send(null);
}

function showModel(str)
{
xmlhttp=GetXmlHttpObject();
if (xmlhttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  }
var url="/hs_request.php";
url=url+"?q="+str;
//url=url+"&sid="+Math.random();
//url=url+'&count=' + ++count;
url=url + "&dummy=" + new Date().getTime();
xmlhttp.open("GET",url,true);
xmlhttp.onreadystatechange=stateChangedModel;
xmlhttp.send(null);
}

function stateChanged()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById("edit-term-tid-town").innerHTML=xmlhttp.responseText;
  }
}

function stateChangedModel()
{
if (xmlhttp.readyState==4)
  {
  document.getElementById("edit-term-tid-model").innerHTML=xmlhttp.responseText;
  }
}


function GetXmlHttpObject()
{                                                                                                      
if (window.XMLHttpRequest)
  {
  // code for IE7+, Firefox, Chrome, Opera, Safari
  return new XMLHttpRequest();
  }
if (window.ActiveXObject)
  {
  // code for IE6, IE5
  return new ActiveXObject("Microsoft.XMLHTTP");
  }

return null;

}