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

  xmlHttp=GetXmlHttpObject()
  if (xmlHttp==null)
   {
    alert ("Browser does not support HTTP Request");
    return;
   }

  var url="http://allofmp3tunes.com/modules/la_refresh/q.php?q="+str;
  xmlHttp.onreadystatechange=stateChanged;
  xmlHttp.open("GET",url,true);
  xmlHttp.send(null);
 }


function GetXmlHttpObject(handler)
 {
  var objXMLHttp=null;
  if (window.XMLHttpRequest)
   {
    objXMLHttp=new XMLHttpRequest();
   }
   else if (window.ActiveXObject)
    {
     objXMLHttp=new ActiveXObject("Microsoft.XMLHTTP");
    }
   return objXMLHttp;
 }


function stateChanged()
  {
   if (xmlHttp.readyState==4 || xmlHttp.readyState=="complete")
    {
     document.getElementById("txtHint").innerHTML=xmlHttp.responseText;
    }
  }