var xmlHttp
function showHint(str,strorder,strfield,town,dir,path)
{
if (str.length<3)
{ 
  document.getElementById("txtHint").innerHTML="<br /><span style=\"color:#ff0000;\">Τουλάχιστον 3 χαρακτήρες</span> <a href=\"" +path+"\" > όλα τα αποτελέσματα</a>";
 return;
}

document.getElementById("loading").innerHTML=" <img src=\"/_global_images/loader.gif\" /> αναζήτηση σε εξέλιξη...";
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="/el/directory/_inc/gethint.php";
//url=url+"?q="+str+"&subdir=<% = subdirectory %>&order="+strorder+"&field="+strfield+"&fltr_town="+fltr_town;
var params ="q="+str+"&subdir="+dir+"&order="+strorder+"&field="+strfield+"&town="+town;

xmlHttp.open('POST', url, true);
xmlHttp.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
xmlHttp.setRequestHeader("Content-length", params.length);
xmlHttp.setRequestHeader("Connection", "close");
xmlHttp.onreadystatechange = stateChanged;
xmlHttp.send(params);
} 

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("txtHint").innerHTML=xmlHttp.responseText;
document.getElementById("loading").innerHTML=" αναζήτηση ολοκληρώθηκε";}
}

function GetXmlHttpObject()
{
var xmlHttp=null;
try
  {
  // Firefox, Opera 8.0+, Safari
  xmlHttp=new XMLHttpRequest();
  }
catch (e)
  {
  // Internet Explorer
  try
    {
    xmlHttp=new ActiveXObject("Msxml2.XMLHTTP");
    }
  catch (e)
    {
    xmlHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
  }
return xmlHttp;
}