{"id":16662,"date":"2025-11-27T02:40:59","date_gmt":"2025-11-27T02:40:59","guid":{"rendered":"https:\/\/www.chivasom.com\/?page_id=16662"},"modified":"2025-11-27T12:28:02","modified_gmt":"2025-11-27T12:28:02","slug":"early-bird-calculator","status":"publish","type":"page","link":"https:\/\/www.chivasom.com\/en\/chiva-som-hua-hin\/offers\/early-bird-calculator\/","title":{"rendered":"Early Bird Calculator"},"content":{"rendered":"\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\" style=\"flex-basis:100%\">\n<div class=\"wp-block-columns is-layout-flex wp-container-core-columns-is-layout-9d6595d7 wp-block-columns-is-layout-flex\">\n<div class=\"wp-block-column is-layout-flow wp-block-column-is-layout-flow\">\n<figure class=\"wp-block-image size-large\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"781\" 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eligibility for Early Bird Offer<\/div>\n\n      <!-- CALCULATOR -->\n      <div class=\"cs-eb-wrapper\">\n\n        <label>Select Arrival Date:<\/label>\n        <input type=\"date\" id=\"arrival\">\n\n        <div style=\"text-align:center;\">\n          <button onclick=\"calculate(90)\">90-Day Offer<\/button>\n          <button onclick=\"calculate(120)\">120-Day Offer<\/button>\n        <\/div>\n\n        <div class=\"result\" id=\"result\"><\/div>\n        <hr>\n        <div class=\"note\" id=\"note\"><\/div>\n      <\/div>\n  <\/div>\n\n<\/div>\n\n<script>\nfunction formatDate(date) {\n  const months = [\"Jan\",\"Feb\",\"Mar\",\"Apr\",\"May\",\"Jun\",\"Jul\",\"Aug\",\"Sep\",\"Oct\",\"Nov\",\"Dec\"];\n  return `${date.getFullYear()}-${months[date.getMonth()]}-${String(date.getDate()).padStart(2,'0')}`;\n}\n\nfunction calculate(days) {\n  const arrivalInput = document.getElementById('arrival').value;\n  const resultDiv = document.getElementById('result');\n\n  if (!arrivalInput) {\n 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