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) {
    about002 = newImage("images/about-02.gif");
    meet004 = newImage("images/meet-04.gif");
    attend006 = newImage("images/attend-06.gif");
    become008 = newImage("images/become-08.gif");
    explore010 = newImage("images/explore-10.gif");
    formore012 = newImage("images/formore-12.gif");
    preloadFlag = true;
  }
}