window.addEventListener("DOMContentLoaded", function () {
    const docs = document.querySelectorAll(".eov_doc");

    Object.values(docs).map((doc) => {
        loadFrameIfNotLoaded(doc);
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    function loadFrameIfNotLoaded(doc) {
        if (!doc) return false;
        const iframe = doc.querySelector("iframe");
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            iframe.src = source;
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    }
    loadFrameIfNotLoaded();
});
