var xmlHttp
var xmlhttp2

function showcities(q)
{ 
xmlHttp=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 
var url="getcities.asp";
url=url+"?q="+q;
url=url+"&sid="+Math.random();
xmlHttp.onreadystatechange=stateChanged;
xmlHttp.open("GET",url,true);
xmlHttp.send(null);
showdistrict(q);
}

function stateChanged() 
{ 
if (xmlHttp.readyState==4)
{ 
document.getElementById("citydiv").innerHTML=xmlHttp.responseText;

}

}

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;
}


function showdistrict(q)
{
xmlHttp2=GetXmlHttpObject();
if (xmlHttp==null)
  {
  alert ("Your browser does not support AJAX!");
  return;
  } 

var url="getdistrict.asp";
url=url+"?q="+q;
url=url+"&sid="+Math.random();
xmlHttp2.onreadystatechange=stateChanged2;
xmlHttp2.open("GET",url,true);
xmlHttp2.send(null);

}

function stateChanged2()
{ 
if (xmlHttp2.readyState==4)
{ 
document.getElementById("disdiv").innerHTML=xmlHttp2.responseText ;
}
}