var xmlHttp


function showHint(str) {
	if (str.length==0) { 
	  document.getElementById("id_state").innerHTML="";
	  return;
	}

	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null) {
	  alert ("Your browser does not support AJAX!");
	  return;
	} 
	var url="include/get_states.php";
	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) { 
		document.getElementById("idstate").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;
}