<!--
var gstrID = 'home';

// AJAX
//
var request = false;
var requestCache = false;
var requestArea = "";

try {
  request = new XMLHttpRequest();
} catch (trymicrosoft) {
  try {
    request = new ActiveXObject("Msxml2.XMLHTTP");
  } catch (othermicrosoft) {
    try {
      request = new ActiveXObject("Microsoft.XMLHTTP");
    } catch (failed) {
      request = false;
    }
  }
}

if (!request) {
  alert("Upgrade to Internet Explorer 5.5+ or FireFox 1.5.\n\nThis site uses AJAX.");
}

function getMessageInfo(lstrPageHTML,lstrScreenArea) {
  var url = ''+lstrPageHTML+'';
  requestArea = lstrScreenArea;
  document.getElementById('progress-bar').innerHTML = 'Loading...please wait.';
  request.open("GET", url, true);
  if (!requestCache) {
    request.setRequestHeader("If-Modified-Since", "Sat, 1 Jan 2000 00:00:00 GMT");
  }
  request.onreadystatechange = updatePage;
  request.send(null);
}

function updatePage() {
     if (requestArea == "") {
       return;
     }
     if (request.readyState == 4) {
       if (request.status == 200) {
         // var response = request.responseText.split("|");
         var response = request.responseText;
         document.getElementById(requestArea).innerHTML = response.replace(/\n/g, " ");
       } else if (request.status == 404) {
         alert("Request URL does not exist");
       } else {
         alert("Error: status code is " + request.status);
       }
     }
}

function setNavHighlight(lstrID) {
  if (document.getElementById != null) {
    document.getElementById(gstrID).className = 'nav_main';
    document.getElementById(lstrID).className = 'nav_main_selected';
    gstrID = lstrID;
  }
  //document.getElementById('progress-bar').innerHTML = '';
}

function clearMessage() {
  document.getElementById('progress-bar').innerHTML = '&nbsp;';
}

-->