if (document.images) {
  var newsn = new Image();
  newsn.src = "images/news.jpg";
  var newsa = new Image();
  newsa.src = "images/news2.jpg";
  var cncn = new Image();
  cncn.src = "images/cnc.jpg";
  var cnca = new Image();
  cnca.src = "images/cnc2.jpg";
  var fabricationn = new Image();
  fabricationn.src = "images/fabrication.jpg";
  var fabricationa = new Image();
  fabricationa.src = "images/fabrication2.jpg";
  var stampingn = new Image();
  stampingn.src = "images/stamping.jpg";
  var stampinga = new Image();
  stampinga.src = "images/stamping2.jpg";
  var coatingn = new Image();
  coatingn.src = "images/coating.jpg";
  var coatinga = new Image();
  coatinga.src = "images/coating2.jpg";
  var salesn = new Image();
  salesn.src = "images/sales.jpg";
  var salesa = new Image();
  salesa.src = "images/sales2.jpg";
  var engineeringn = new Image();
  engineeringn.src = "images/engineering.jpg";
  var engineeringa = new Image();
  engineeringa.src = "images/engineering2.jpg";
  var shippingn = new Image();
  shippingn.src = "images/shipping.jpg";
  var shippinga = new Image();
  shippinga.src = "images/shipping2.jpg";
  var historyn = new Image();
  historyn.src = "images/history.jpg";
  var historya = new Image();
  historya.src = "images/history2.jpg";
  var homen = new Image();
  homen.src = "images/home.jpg";
  var homea = new Image();
  homea.src = "images/home2.jpg";
  var catalogn = new Image();
  catalogn.src = "images/catalog.jpg";
  var cataloga = new Image();
  cataloga.src = "images/catalog2.jpg";
  var directionsn = new Image();
  directionsn.src = "images/directions.jpg";
  var directionsa = new Image();
  directionsa.src = "images/directions2.jpg";

}

function act(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + "a.src");
}

function inact(imgName) {
  if (document.images)
    document[imgName].src = eval(imgName + "n.src");
}