<!DOCTYPE html>
<html lang="ja">
<head>
    <meta charset="UTF-8">
    <title>ギフトコード確認ツール</title>
    <script>
        function getGiftCode() {
            var staffNo = document.getElementById("staffNo").value;
            var codes = {
                "12345": "VCFAKX93KHJ9MLVY",
                "12346": "X4FSJ4DVHJF3VNJR",
                "12347": "LULSN6BXMQNXFLUT",