(function () {

    function updateBanner() {
        const menu   = document.getElementById("web_top_menu");
        const banner = document.getElementById("banner_top_plusz");

        if (!menu || !banner) return;

        // Ha nem a body gyereke, tegyük át oda
        if (banner.parentElement !== document.body) {
            document.body.appendChild(banner);
        }

        const rect = menu.getBoundingClientRect();

        // Banner pozicionálása a teljes oldalhoz képest
        banner.style.position = "absolute";
        banner.style.zIndex   = "99999";

        banner.style.top  = (rect.top + window.scrollY) + "px";
        banner.style.left = (rect.left + rect.width + window.scrollX + 5) + "px";

        // Kép méretezése
        const img = banner.querySelector("img");
        if (img) {
            img.style.height    = rect.height + "px";
            img.style.width     = "auto";
            img.style.objectFit = "cover";
            img.style.display   = "block";
        }
    }

    document.addEventListener("DOMContentLoaded", function () {
        updateBanner();
        window.addEventListener("resize", updateBanner);
        window.addEventListener("scroll", updateBanner);
    });

})();