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 main_bg = new Image();
    main_bg.src = "images/camo.jpg";
    var mid_header = new Image();
    mid_header.src = "images/kvfr_web_header.jpg";
    var theme_header = new Image();
    theme_header.src = "images/theme2011.jpg";
    var pow_header = new Image();
    pow_header.src = "images/pow-mia.jpg";
    
    var nav_home = new Image();
    nav_home.src = "images/nav/btn_home_off.png";
    var nav_about = new Image();
    nav_about.src = "images/nav/btn_about_off.png";
    var nav_wovet = new Image();
    nav_wovet.src = "images/nav/btn_womenvet_off.png";
    var nav_gallery = new Image();
    nav_gallery.src = "images/nav/btn_gallery_off.png";
    var nav_staff = new Image();
    nav_staff.src = "images/nav/btn_staff_off.png";
    var nav_direction = new Image();
    nav_direction.src = "images/nav/btn_directions_off.png";
    var nav_facebook = new Image();
    nav_facebook.src = "images/nav/btn_facebook_off.png";
    
    var nav_count = new Image();
    nav_count.src = "images/nav/count_back_off.png";
    

}