var xmlHttp;

function showHint(str)
{
	xmlHttp=GetXmlHttpObject();
	if (xmlHttp==null)
	  {
		  alert ("Browser does not support HTTP Request");
		  return;
	  } 
	var url="gethint.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 || xmlHttp.readyState=="complete")
 {
    var tips = new Array();
    tips = xmlHttp.responseText.split(",");
    YAHOO.example.ACJSArray = new function() {
    this.oACDS = new YAHOO.widget.DS_JSArray(tips);
    this.oAutoComp = new YAHOO.widget.AutoComplete('statesinput','statescontainer', this.oACDS);
    this.oAutoComp.prehighlightClassName = "yui-ac-prehighlight";
    this.oAutoComp.typeAhead = false;
    this.oAutoComp.useShadow = false;
    this.oAutoComp.queryDelay = 0;
    this.oAutoComp.minQueryLength = 1;
    this.oAutoComp.textboxFocusEvent.subscribe(function(){
        var sInputValue = YAHOO.util.Dom.get('statesinput').value;
        if(sInputValue.length === 0) {
            var oSelf = this;
            setTimeout(function(){oSelf.sendQuery(sInputValue);},0);
        }
    });
    
};		
	  
 } 
}
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;
}