var xmlHttp
function showStates2(str)
{ 
xmlHttp=GetXmlHttpObject()
if (xmlHttp==null)
 {
 alert ('Browser does not support HTTP Request')
 return
 }
var url='http://carwraps.net/js/getcity.php'  //update this
url=url+'?q='+str

//url=url+'&sid='+Math.random()
xmlHttp.onreadystatechange=stateChanged 
xmlHttp.open('GET',url,true)
xmlHttp.send(null)
}
function stateChanged() 
{ 
if (xmlHttp.readyState==4 || xmlHttp.readyState=='complete')
 { 
 document.getElementById('txtHint').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;
}