webXOS/atomic.html at main · webxos/webXOS · GitHub

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<script type="text/javascript">
        var gk_isXlsx = false;
        var gk_xlsxFileLookup = {};
        var gk_fileData = {};
        function filledCell(cell) {
          return cell !== '' && cell != null;
        }
        function loadFileData(filename) {
        if (gk_isXlsx && gk_xlsxFileLookup[filename]) {
            try {
                var workbook = XLSX.read(gk_fileData[filename], { type: 'base64' });
                var firstSheetName = workbook.SheetNames[0];
                var worksheet = workbook.Sheets[firstSheetName];

                // Convert sheet to JSON to filter blank rows
                var jsonData = XLSX.utils.sheet_to_json(worksheet, { header: 1, blankrows: false, defval: '' });
                // Filter out blank rows (rows where all cells are empty, null, or undefined)
                var filteredData = jsonData.filter(row => row.some(filledCell));

                // Heuristic to find the header row by ignoring rows with fewer filled cells than the next row
                var headerRowIndex = filteredData.findIndex((row, index) =>
                  row.filter(filledCell).length >= filteredData[index + 1]?.filter(filledCell).length
                );
                // Fallback
                if (headerRowIndex === -1 || headerRowIndex > 25) {
                  headerRowIndex = 0;
                }

                // Convert filtered JSON back to CSV
                var csv = XLSX.utils.aoa_to_sheet(filteredData.slice(headerRowIndex)); // Create a new sheet from filtered array of arrays
                csv = XLSX.utils.sheet_to_csv(csv, { header: 1 });
                return csv;
            } catch (e) {
                console.error(e);
                return "";
            }
        }
        return gk_fileData[filename] || "";
        }
        </script><!DOCTYPE html>
<html lang="en">
<head>
    <meta charset="UTF-8">
    <meta name="viewport" content="width=device-width, initial-scale=1.0">
    <title>Atomic Clock</title>
    <style>
        body {
            background-color: #000000;
            color: #00ff00;
            font-family: 'Courier New', monospace;
            display: flex;
            flex-direction: column;
            align-items: center;
            justify-content: center;
            min-height: 100vh;
            margin: 0;
            text-align: center;
            overflow-x: hidden;
        }
        h1 {
            font-size: 2.5rem;
            font-weight: bold;
            text-transform: uppercase;
            text-shadow: 0 0 15px #00ff00, 0 0 30px #00ff00;
            margin-bottom: 1.5rem;
            letter-spacing: 0.1em;
        }
        select, button {
            background-color: #1a1a1a;
            color: #00ff00;
            border: 2px solid #00ff00;
            padding: 0.5rem;
            font-size: 1rem;
            margin: 0.5rem 0;
            border-radius: 5px;
            cursor: pointer;
            width: 90%;
            max-width: 300px;
            box-sizing: border-box;
        }
        select:focus, button:focus {
            outline: none;
            box-shadow: 0 0 10px #00ff00;
        }
        button {
            padding: 0.75rem;
            font-weight: bold;
        }
        button:hover {
            background-color: #00ff00;
            color: #000000;
        }
        #clock {
            font-size: 3rem;
            font-weight: bold;
            text-shadow: 0 0 15px #00ff00, 0 0 30px #00ff00;
            margin: 1.5rem 0;
        }
        footer {
            position: fixed;
            bottom: 0.5rem;
            font-size: 0.8rem;
            color: #00cc00;
            width: 100%;
        }
        @media (min-width: 768px) {
            h1 {
                font-size: 4rem;
            }
            #clock {
                font-size: 4.5rem;
            }
            select, button {
                font-size: 1.2rem;
                max-width: 400px;
            }
        }
    </style>
</head>
<body>
    <h1>ATOMIC CLOCK</h1>
    <select id="timezone" onchange="updateClock()">
        <option value="America/New_York">Eastern Time Zone</option>
        <option value="America/Chicago">Central Time Zone</option>
        <option value="America/Denver">Mountain Time Zone</option>
        <option value="America/Los_Angeles">Pacific Time Zone</option>
        <option value="America/Anchorage">Alaska Time Zone</option>
        <option value="Pacific/Honolulu">Hawaii Time Zone</option>
        <option value="America/Phoenix">Arizona Time Zone</option>
        <option value="America/Adak">Aleutian Time Zone</option>
        <option value="Pacific/Samoa">Samoa Time Zone</option>
        <option value="Pacific/Midway">Midway Time Zone</option>
        <option value="Pacific/Niue">Niue Time Zone</option>
        <option value="Pacific/Pago_Pago">American Samoa Time Zone</option>
        <option value="Pacific/Tahiti">Tahiti Time Zone</option>
        <option value="Pacific/Marquesas">Marquesas Time Zone</option>
        <option value="Pacific/Gambier">Gambier Time Zone</option>
        <option value="Pacific/Pitcairn">Pitcairn Time Zone</option>
        <option value="Pacific/Galapagos">Galapagos Time Zone</option>
        <option value="Pacific/Easter">Easter Island Time Zone</option>
        <option value="Pacific/Palau">Palau Time Zone</option>
        <option value="Pacific/Guam">Guam Time Zone</option>
        <option value="Pacific/Saipan">Northern Mariana Time Zone</option>
        <option value="Pacific/Chuuk">Chuuk Time Zone</option>
        <option value="Pacific/Pohnpei">Pohnpei Time Zone</option>
        <option value="Pacific/Kosrae">Kosrae Time Zone</option>
        <option value="Pacific/Kwajalein">Kwajalein Time Zone</option>
        <option value="Pacific/Majuro">Marshall Islands Time Zone</option>
        <option value="Pacific/Nauru">Nauru Time Zone</option>
        <option value="Pacific/Tarawa">Kiribati Time Zone</option>
        <option value="Pacific/Funafuti">Tuvalu Time Zone</option>
        <option value="Pacific/Wake">Wake Island Time Zone</option>
        <option value="Pacific/Wallis">Wallis and Futuna Time Zone</option>
        <option value="Pacific/Fiji">Fiji Time Zone</option>
        <option value="Pacific/Tongatapu">Tonga Time Zone</option>
        <option value="Pacific/Apia">Samoa Standard Time Zone</option>
        <option value="Pacific/Kanton">Phoenix Islands Time Zone</option>
        <option value="Pacific/Fakaofo">Tokelau Time Zone</option>
        <option value="Pacific/Chatham">Chatham Time Zone</option>
        <option value="Pacific/Auckland">New Zealand Time Zone</option>
        <option value="Pacific/Kiritimati">Line Islands Time Zone</option>
        <option value="Australia/Perth">Australian Western Time Zone</option>
        <option value="Australia/Eucla">Australian Central Western Time Zone</option>
        <option value="Australia/Darwin">Australian Central Time Zone</option>
        <option value="Australia/Adelaide">Australian Central Standard Time Zone</option>
        <option value="Australia/Brisbane">Australian Eastern Time Zone</option>
        <option value="Australia/Lord_Howe">Lord Howe Time Zone</option>
        <option value="Australia/Hobart">Tasmania Time Zone</option>
        <option value="Australia/Sydney">Australian Eastern Standard Time Zone</option>
        <option value="Indian/Christmas">Christmas Island Time Zone</option>
        <option value="Indian/Cocos">Cocos Islands Time Zone</option>
        <option value="Asia/Singapore">Singapore Time Zone</option>
        <option value="Asia/Kuala_Lumpur">Malaysia Time Zone</option>
        <option value="Asia/Brunei">Brunei Time Zone</option>
        <option value="Asia/Manila">Philippines Time Zone</option>
        <option value="Asia/Hong_Kong">Hong Kong Time Zone</option>
        <option value="Asia/Taipei">Taiwan Time Zone</option>
        <option value="Asia/Shanghai">China Standard Time Zone</option>
        <option value="Asia/Seoul">Korea Standard Time Zone</option>
        <option value="Asia/Tokyo">Japan Standard Time Zone</option>
        <option value="Asia/Pyongyang">North Korea Time Zone</option>
        <option value="Asia/Dili">East Timor Time Zone</option>
        <option value="Asia/Jakarta">Western Indonesia Time Zone</option>
        <option value="Asia/Makassar">Central Indonesia Time Zone</option>
        <option value="Asia/Jayapura">Eastern Indonesia Time Zone</option>
        <option value="Asia/Bangkok">Indochina Time Zone</option>
        <option value="Asia/Ho_Chi_Minh">Vietnam Time Zone</option>
        <option value="Asia/Yangon">Myanmar Time Zone</option>
        <option value="Asia/Dhaka">Bangladesh Time Zone</option>
        <option value="Asia/Kathmandu">Nepal Time Zone</option>
        <option value="Asia/Kolkata">India Standard Time Zone</option>
        <option value="Asia/Karachi">Pakistan Standard Time Zone</option>
        <option value="Asia/Kabul">Afghanistan Time Zone</option>
        <option value="Asia/Dubai">Gulf Standard Time Zone</option>
        <option value="Asia/Riyadh">Arabian Standard Time Zone</option>
        <option value="Asia/Baghdad">Arabian Time Zone</option>
        <option value="Asia/Tehran">Iran Standard Time Zone</option>
        <option value="Asia/Baku">Azerbaijan Time Zone</option>
        <option value="Asia/Tbilisi">Georgia Time Zone</option>
        <option value="Asia/Yerevan">Armenia Time Zone</option>
        <option value="Asia/Moscow">Moscow Time Zone</option>
        <option value="Europe/Istanbul">Turkey Time Zone</option>
        <option value="Europe/Helsinki">Eastern European Time Zone</option>
        <option value="Europe/Kyiv">Ukraine Time Zone</option>
        <option value="Europe/Athens">Eastern European Standard Time Zone</option>
        <option value="Europe/Bucharest">Romania Time Zone</option>
        <option value="Africa/Nairobi">East Africa Time Zone</option>
        <option value="Africa/Cairo">Egypt Standard Time Zone</option>
        <option value="Africa/Johannesburg">South Africa Standard Time Zone</option>
        <option value="Europe/Paris">Central European Time Zone</option>
        <option value="Europe/Berlin">Central European Standard Time Zone</option>
        <option value="Europe/Lisbon">Western European Time Zone</option>
        <option value="Europe/London">Greenwich Mean Time Zone</option>
        <option value="Atlantic/Reykjavik">Iceland Time Zone</option>
        <option value="Atlantic/Azores">Azores Time Zone</option>
        <option value="Atlantic/Cape_Verde">Cape Verde Time Zone</option>
        <option value="America/Sao_Paulo">Brasilia Time Zone</option>
        <option value="America/Buenos_Aires">Argentina Time Zone</option>
        <option value="America/Montevideo">Uruguay Time Zone</option>
        <option value="America/Asuncion">Paraguay Time Zone</option>
        <option value="America/Santiago">Chile Standard Time Zone</option>
        <option value="America/La_Paz">Bolivia Time Zone</option>
        <option value="America/Bogota">Colombia Time Zone</option>
        <option value="America/Lima">Peru Time Zone</option>
        <option value="America/Caracas">Venezuela Time Zone</option>
        <option value="America/Guyana">Guyana Time Zone</option>
        <option value="Atlantic/Stanley">Falkland Islands Time Zone</option>
        <option value="America/Noronha">Fernando de Noronha Time Zone</option>
        <option value="Antarctica/McMurdo">New Zealand Standard Time Zone</option>
        <option value="Antarctica/Palmer">Chilean Antarctic Time Zone</option>
        <option value="Antarctica/Rothera">Rothera Time Zone</option>
        <option value="Antarctica/Syowa">Syowa Time Zone</option>
        <option value="Antarctica/Mawson">Mawson Time Zone</option>
        <option value="Antarctica/Davis">Davis Time Zone</option>
        <option value="Antarctica/Casey">Casey Time Zone</option>
        <option value="Antarctica/Vostok">Vostok Time Zone</option>
        <option value="Antarctica/DumontDUrville">Dumont d'Urville Time Zone</option>
        <option value="Indian/Mauritius">Mauritius Time Zone</option>
        <option value="Indian/Reunion">Réunion Time Zone</option>
        <option value="Indian/Mahe">Seychelles Time Zone</option>
        <option value="Indian/Maldives">Maldives Time Zone</option>
        <option value="Indian/Chagos">Chagos Time Zone</option>
        <option value="Indian/Kerguelen">French Southern and Antarctic Time Zone</option>
        <option value="Asia/Ulaanbaatar">Mongolia Time Zone</option>
        <option value="Asia/Vladivostok">Vladivostok Time Zone</option>
        <option value="Asia/Yakutsk">Yakutsk Time Zone</option>
        <option value="Asia/Irkutsk">Irkutsk Time Zone</option>
        <option value="Asia/Krasnoyarsk">Krasnoyarsk Time Zone</option>
        <option value="Asia/Novosibirsk">Novosibirsk Time Zone</option>
        <option value="Asia/Yekaterinburg">Yekaterinburg Time Zone</option>
        <option value="Asia/Samarkand">Uzbekistan Time Zone</option>
        <option value="Asia/Almaty">Kazakhstan Time Zone</option>
        <option value="Pacific/Norfolk">Norfolk Island Time Zone</option>
        <option value="Pacific/Bougainville">Bougainville Time Zone</option>
        <option value="Pacific/Port_Moresby">Papua New Guinea Time Zone</option>
        <option value="Pacific/Noumea">New Caledonia Time Zone</option>
        <option value="Pacific/Efate">Vanuatu Time Zone</option>
        <option value="UTC">Coordinated Universal Time Zone</option>
    </select>
    <button onclick="syncTime()">Sync Atomic Time</button>
    <div id="clock">00:00:00</div>
    <footer>© DESIGNED BY WEBXOS 2025 - webxos.netlify.app</footer>
    <script>
        function updateClock() {
            const timezone = document.getElementById('timezone').value;
            const now = new Date();
            const options = { timeZone: timezone, hour: '2-digit', minute: '2-digit', second: '2-digit', hour12: false };
            const timeString = now.toLocaleTimeString('en-US', options);
            document.getElementById('clock').textContent = timeString;
        }

        function syncTime() {
            updateClock();
        }

        setInterval(updateClock, 1000);
        updateClock();
    </script>
</body>
</html>