homeOver = new Image(); homeOver.src="img/nav-home-"+lang+"-over.gif";
event_detailsOver = new Image(); event_detailsOver.src="img/nav-event_details-"+lang+"-over.gif";
scheduleOver = new Image(); scheduleOver.src="img/nav-schedule-"+lang+"-over.gif";
ridersOver = new Image(); ridersOver.src="img/nav-riders-"+lang+"-over.gif";
visitor_infoOver = new Image(); visitor_infoOver.src="img/nav-visitor_info-"+lang+"-over.gif";
media_centreOver = new Image(); media_centreOver.src="img/nav-media_centre-"+lang+"-over.gif";
snowboarding101Over = new Image(); snowboarding101Over.src="img/nav-snowboarding101-"+lang+"-over.gif";
resultsOver = new Image(); resultsOver.src="img/nav-results-"+lang+"-over.gif";
photo_galleryOver = new Image(); photo_galleryOver.src="img/nav-photo_gallery-"+lang+"-over.gif";
volunteerOver = new Image(); volunteerOver.src="img/nav-volunteer-"+lang+"-over.gif";
contactOver = new Image(); contactOver.src="img/nav-contact-"+lang+"-over.gif";

var oldImg="";

function navOver(object) {
 oldImg=document.getElementById(object).src;
 document.getElementById(object).src=eval(object+"Over.src");
}

function navOut(object) {
 if (oldImg) {
  document.getElementById(object).src=oldImg;
  oldImg="";
 }
}