if (document.images) {
  image1on = new Image();
  image1on.src = "/images/athletics_on.gif";

  image2on = new Image();
  image2on.src = "/images/news_on.gif";

  image3on = new Image();
  image3on.src = "/images/Calendar_on.gif";

  image4on = new Image();
  image4on.src = "/images/home_on.gif";
	
	image5on = new Image();
  image5on.src = "/images/Resources_Button_on.gif";
	
	image6on = new Image();
  image6on.src = "/images/Information_on.gif";
	
	image7on = new Image();
  image7on.src = "/images/Search_Button_on.gif";
	
	image8on = new Image();
  image8on.src = "/images/Contact_Button_on.gif";


  image1off = new Image();
  image1off.src = "/images/athletics.gif";

  image2off = new Image();
  image2off.src = "/images/news.gif";

  image3off = new Image();
  image3off.src = "/images/Calendar.gif";

  image4off = new Image();
  image4off.src = "/images/home.gif";
	
	image5off = new Image();
  image5off.src = "/images/Resources_Button_off.gif";
	
	image6off = new Image();
  image6off.src = "/images/Information_off.gif";
	
	image7off = new Image();
  image7off.src = "/images/Search_Button_off.gif";
	
	image8off = new Image();
  image8off.src = "/images/Contact_Button_off.gif";
}

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