addOnload (imageLoader);

function addOnload(newFunction) {
    var oldOnload = window.onload;
    if (typeof oldOnload == "function") {
        window.onload = function() {
            if (oldOnload) {
                oldOnload();
            }
            newFunction();
        }
    }
    else {
        window.onload = newFunction;
    }
}

function imageLoader() {

    var apprl_hdr = new Image();
    apprl_hdr.src = "images/apparel_header.png";
    var cat_hdr = new Image();
    cat_hdr.src = "images/catalog_header.png";
    var con_hdr = new Image();
    con_hdr.src = "images/contacts_header.png";
    var evnt_hdr = new Image();
    evnt_hdr.src = "images/events_header.png";
    var gal_hdr = new Image();
    gal_hdr.src = "images/gallery_header.png";
    var hist_hdr = new Image();
    hist_hdr.src = "images/history_header.png";
    var lnk_hdr = new Image();
    lnk_hdr.src = "images/links_header.png";
    var tip_hdr = new Image();
    tip_hdr.src = "images/tips_header.png";
    var hm_hdr = new Image();
    hm_hdr.src = "images/home_header.png";
    
    var back_img = new Image();
    back_img.src = "images/background_image.png";
    var hm_area = new Image();
    hm_area.src = "images/home_area.png";
    var mn_area = new Image();
    mn_area.src = "images/main_area.png";
    var nav_img = new Image();
    nav_img.src = "images/menu_bar.png";
    var side_img = new Image();
    side_img.src = "images/sidebar.png";
    
    var b_aprl_off = new Image();
    b_aprl_off.src = "images/btn_apparel_off.png";
    var b_aprl_on = new Image();
    b_aprl_on.src = "images/btn_apparel_on.png";
    
    var b_cat_off = new Image();
    b_cat_off.src = "images/btn_catalog_off.png";
    var b_cat_on = new Image();
    b_cat_on.src = "images/btn_catalog_on.png";
    
    var b_con_off = new Image();
    b_con_off.src = "images/btn_contact_off.png";
    var b_con_on = new Image();
    b_con_on.src = "images/btn_contact_on.png";
    
    var b_evn_off = new Image();
    b_evn_off.src = "images/btn_events_off.png";
    var b_evn_on = new Image();
    b_evn_on.src = "images/btn_events_on.png";
    
    var b_gal_off = new Image();
    b_gal_off.src = "images/btn_gallery_off.png";
    var b_gal_on = new Image();
    b_gal_on.src = "images/btn_gallery_on.png";
    
    var b_hist_off = new Image();
    b_hist_off.src = "images/btn_history_off.png";
    var b_hist_on = new Image();
    b_hist_on.src = "images/btn_history_on.png";
    
    var b_lnk_off = new Image();
    b_lnk_off.src = "images/btn_links_off.png";
    var b_lnk_on = new Image();
    b_lnk_on.src = "images/btn_links_on.png";
    
    var b_req_off = new Image();
    b_req_off.src = "images/btn_request_off.png";
    var b_req_on = new Image();
    b_req_on.src = "images/btn_request_on.png";
    
    var b_srch_off = new Image();
    b_srch_off.src = "images/btn_search_off.png";
    var b_srch_on = new Image();
    b_srch_on.src = "images/btn_search_on.png";
    
    var b_tips_off = new Image();
    b_tips_off.src = "images/btn_tips_off.png";
    var b_tips_on = new Image();
    b_tips_on.src = "images/btn_tips_on.png";

}