// Home page slideshow script
// Author: Peter Haines
// Created: 26-Jul-2010
// Modified: 16-Aug-2010

window.onload = rotate;
var thisAd = -1;
function rotate() {
   var adImages = new Array(
      "images/infrastructure.jpg",
      "images/construction.jpg",
      "images/mining.jpg",
      "images/precast.jpg",
      "images/housing.jpg"
   );
   thisAd++;
   if (thisAd == adImages.length) {
      thisAd = 0;
   }
   document.getElementById("adBanner").src = adImages[thisAd];
   setTimeout(rotate, 7 * 1000);
 }