function newImage(arg) {
if (document.images) {
rslt = new Image();
rslt.src = arg;
return rslt;
}
}

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

var preloadFlag = true;
function preloadImages() {
if (document.images) {
nb_press_over = newImage("images/nb_press-over.gif");
nb_contact_over = newImage("images/nb_contact-over.gif");
nb_storeinfo_over = newImage("images/nb_storeinfo-over.gif");
nb_home_over = newImage("images/nb_home-over.gif");
vnb_men_over = newImage("images/vnb_men-over.gif");
vnb_women_over = newImage("images/vnb_women-over.gif");
vnb_jewelry_over = newImage("images/vnb_jewelry-over.gif");
vnb_accessories_over = newImage("images/vnb_accessories-over.gif");
vnb_saleitems_over = newImage("images/vnb_saleitems-over.gif");
vnb_designers_over = newImage("images/vnb_designers-over.gif");

preloadFlag = true;
}
}