<!-- Paste this code into an external JavaScript file named: banner.js.js  -->

var bannerImg = new Array();
  // Enter the names of the images below
  bannerImg[0]="images/mainpage3.JPG";
  bannerImg[1]="images/mainpage4.JPG";
  bannerImg[2]="images/mainpage.JPG";
  bannerImg[3]="images/mainpage2.JPG";

var newBanner = 0;
var totalBan = bannerImg.length;

function cycleBan() {
  newBanner++;
  if (newBanner == totalBan) {
    newBanner = 0;
  }
  document.banner.src=bannerImg[newBanner];
  // set the time below for length of image display
  // i.e., "3*1000" is 3 seconds
  setTimeout("cycleBan()", 3*1000);
}
window.onload=cycleBan;