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) {
nav_about_over = newImage("images/nav_about_over.gif");
nav_bowners_over = newImage("images/nav_bowners_over.gif");
nav_aowners_over = newImage("images/nav_aowners_over.gif");
nav_faq_over = newImage("images/nav_faq_over.gif");
nav_partners_over = newImage("images/nav_partners_over.gif");
snav_adj_own_over = newImage("images/snav_adj_own_over.gif");
snav_adj_own_form_over = newImage("images/snav_adj_own_form_over.gif");
snav_bui_own_over = newImage("images/snav_bui_own_over.gif");
snav_bui_own_form_over = newImage("images/snav_bui_own_form_over.gif");
preloadFlag = true;
}
}