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

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

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

  image4on = new Image();
  image4on.src = "/images/nav/about_on.gif";

  image5on = new Image();
  image5on.src = "/images/nav/register_on.gif";

  image6on = new Image();
  image6on.src = "/images/nav/press_on.gif";

  image7on = new Image();
  image7on.src = "/images/nav/contact_on.gif";

  image10on = new Image();
  image10on.src = "/images/nav/tab_entrepreneurs.gif";

  image11on = new Image();
  image11on.src = "/images/nav/tab_investors.gif";

  image12on = new Image();
  image12on.src = "/images/nav/tab_sponsors.gif";

  image13on = new Image();
  image13on.src = "/images/nav/tab_other.gif";

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

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

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

  image4off = new Image();
  image4off.src = "/images/nav/about_off.gif";

  image5off = new Image();
  image5off.src = "/images/nav/register_off.gif";

  image6off = new Image();
  image6off.src = "/images/nav/press_off.gif";

  image7off = new Image();
  image7off.src = "/images/nav/contact_off.gif";

  image10off = new Image();
  image10off.src = "/images/nav/tab_entrepreneurs.gif";

  image11off = new Image();
  image11off.src = "/images/nav/tab_investors.gif";

  image12off = new Image();
  image12off.src = "/images/nav/tab_sponsors.gif";

  image13off = new Image();
  image13off.src = "/images/nav/tab_other.gif";

  otherImageDefault = new Image();
  otherImageDefault.src = "/images/nav/roll_default.png";

  otherImage10 = new Image();
  otherImage10.src = "/images/nav/roll_entrepreneurs.gif";

  otherImage11 = new Image();
  otherImage11.src = "/images/nav/roll_investors.gif";

  otherImage12 = new Image();
  otherImage12.src = "/images/nav/roll_sponsors.gif";

  otherImage13 = new Image();
  otherImage13.src = "/images/nav/roll_other.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");      
    }
  }
}

// new PEPn.net created rollover functions, and preload script - Zach Brown
var preloadFlag = false;
function preloadImages()
{
	alert("Preloading");
	if (document.images)
	{
		home_over = newImage("./images/nav/home-over.jpg");
		events_over = newImage("./images/nav/events-over.jpg");
		faqs_over = newImage("./images/nav/faqs-over.jpg");
		about_over = newImage("./images/nav/about-over.jpg");
		register_over = newImage("./images/nav/register-over.jpg");
		press_over = newImage("./images/nav/press-over.jpg");
		abm_over = newImage("./images/nav/abm-over.jpg");
		contact_over = newImage("./images/nav/contact-over.jpg");
		program_over = newImage("./images/nav/program-over.jpg");
		preloadFlag = true;
	}
}
  
function changeNavImage(imageElement, imageName)
{
	var imageSrc = "/images/nav/" + imageName + ".jpg";
	if(document.images) { imageElement.src = imageSrc; }
}
// end PEPn.net script