var xmlHttp=null;



function showUser55(str)

{ 

xmlHttp=GetXmlHttpObject()

if (xmlHttp==null)

 {

 alert ("Browser does not support HTTP Request")

 return

 }
var str=document.president.state.value;
var url="getcities55.php" ;

url=url+"?q="+str ;

//url=url+"&sid="+Math.random()

xmlHttp.onreadystatechange=stateChanged55 

xmlHttp.open("GET",url,true)

xmlHttp.send(null)

}



function stateChanged55() 

{ 

if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")

 { 

 document.getElementById("txtHint").innerHTML=xmlHttp.responseText 
 //document.getElementById("txtHints").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;

}