// JavaScript Document
var xmlHttp
var xmlDistrict
function showDistrict(str)
{ 
xmlDistrict=GetXmlHttpObject()
if (xmlDistrict==null)
 {
 alert ("Browser does not support HTTP Request")
 return
 }
var url="includes/districts.php"
url=url+"?city_id="+str
url=url+"&sid="+Math.random()
xmlDistrict.onreadystatechange=stateChangedDistrict
xmlDistrict.open("GET",url,true)
xmlDistrict.send(null)
}
function stateChangedDistrict() 
{ 
if (xmlDistrict.readyState==4 || xmlDistrict.readyState=="complete")
 { 
 document.getElementById("district").innerHTML=xmlDistrict.responseText 
 } 
}

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