
<!--

function newImage(arg) {
  if (document.images) {
    rslt = new Image();
    rslt.src = arg;
    return rslt;
  }
}

function changeImages() {
  if (document.images && (preloadFlag == true)) {
    for (var i=0; i<changeImages.arguments.length; i+=2) {
      document[changeImages.arguments[i]].src = changeImages.arguments[i+1];
    }
  }
}

var preloadFlag = false;
function preloadImages() {
  if (document.images) {
    nav_approach_over = newImage("images/nav_approach_on.gif");
    nav_process_over = newImage("images/nav_process_on.gif");
    nav_properties_over = newImage("images/nav_properties_on.gif");
    nav_research_over = newImage("images/nav_research_on.gif");
    nav_results_over = newImage("images/nav_results_on.gif");
    nav_resources_over = newImage("images/nav_resources_on.gif");
    nav_clients_over = newImage("images/nav_clients_on.gif");
    preloadFlag = true;
  }
}

// -->