function jah(url,target) {
  // native XMLHttpRequest object
  document.getElementById(target).innerHTML = '<img src="images/loading.gif" width="32" height="32">';
  if (window.XMLHttpRequest) {
    req = new XMLHttpRequest();
    req.onreadystatechange = function() {jahDone(target);};
    req.open("GET", url, true);
    req.send(null);
  // IE/Windows ActiveX version
  } else if (window.ActiveXObject) {
    req = new ActiveXObject("Microsoft.XMLHTTP");
    if (req) {
      req.onreadystatechange = function() {jahDone(target);};
      req.open("GET", url, true);
      req.send();
    }
  }
}    

function jahDone(target) {
  // only if req is "loaded"
  if (req.readyState == 4) {
  	// only if "OK"
    if (req.status == 200) {
      results = req.responseText;
      document.getElementById(target).innerHTML = results;
    } else {
      document.getElementById(target).innerHTML="jah error:\n" +
      req.statusText;
    }
  }
}