var Nav4 = ((navigator.appName == "Netscape") && (parseInt(navigator.appVersion) == 4));

(new Image()).src = "new_images/background.png";
(new Image()).src = "nav_images/navbar.gif";
(new Image()).src = "new_images/NavSepLeftSelected.png";
(new Image()).src = "new_images/NavSepRightSelected.png";

if (Nav4) {
(new Image()).src = "new_images/header3.gif";
(new Image()).src = "new_images/new_body_bottom.gif";
} else {
(new Image()).src = "new_images/header3.png";
(new Image()).src = "new_images/new_body_bottom.png";
}

(new Image()).src = "nav_images/nav_sep_selected_l.gif";
(new Image()).src = "nav_images/nav_sep_selected_r.gif";
(new Image()).src = "nav_images/nav_sep.gif";
(new Image()).src = "nav_images/NavButtonEndCap.gif";