function newImage(arg) {

if (document.images) {

rslt = new Image();

rslt.src = arg;

return rslt;}}



if (document.images) {

n_bh = newImage("images/n_bh.gif");}



function sh_item(where) {

if (document.images) {

storedLocation=where;

document.images["n"+where].src="images/n_bh.gif"; }}



function hd_item() {

if (document.images) {

where=storedLocation;

document.images["n"+where].src="images/n_b.gif"; }}



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 = false;

function preloadImages() {

if (document.images) {

about_over = newImage("images/about-over.gif");

quotation_over = newImage("images/quotation-over.gif");

faq_over = newImage("images/faq-over.gif");

contact_over = newImage("images/contact-over.gif");

search_over = newImage("images/search-over.gif");

links_over = newImage("images/links-over.gif");

preloadFlag = true;}}