var http_request = false;
var fctDefault="DEFAULT";
function makePOSTRequest(url, parameters, status) {
  fctDefault=(status?status:"DEFAULT");
  //var http_request = false;
  //if (!http_request) {
  if (window.XMLHttpRequest) { // Mozilla, Safari,...
    http_request = new XMLHttpRequest();
    if (http_request.overrideMimeType) {
      http_request.overrideMimeType('text/xml');
    }
  }
  else if (window.ActiveXObject) { // IE
    try {
      http_request = new ActiveXObject("Msxml2.XMLHTTP");
    }
    catch (e) {
      try {
        http_request = new ActiveXObject("Microsoft.XMLHTTP");
      }
      catch (e) {}
    }
  }
  //}
  if (!http_request) {
    alert('Cannot create XMLHTTP instance');
    return false;
  }

  http_request.onreadystatechange = alertContents;
  http_request.open('POST', url, true);
  http_request.setRequestHeader("Content-type", "application/x-www-form-urlencoded");
  http_request.setRequestHeader("Content-length", parameters.length);
  http_request.setRequestHeader("Connection", "close");
  http_request.send(parameters);
  return false;
}
function alertContents() {
  if (http_request.readyState == 4) {
    if (http_request.status == 200) {
      var result = http_request.responseText;
      switch (fctDefault) {
        case "EVAL":
          //alert(result);
          try {
            eval(result);
          }
          catch (e) {}
        break;
        //default: alert(result);
      }
    }
    else {
      alert('There was a problem with the request.');
    }
  }
  return false;
}