var output='<table class="terminy"><tr><th>liczba dni</th><th>od</th><th>do</th></tr>  <tr><td>3</td><td>2025-07-18</td><td>2025-07-21</td></tr>  <tr><td>3</td><td>2025-07-29</td><td>2025-08-01</td></tr>  <tr><td>2</td><td>2025-08-09</td><td>2025-08-11</td></tr>  <tr><td>323</td><td>2025-08-17</td><td>2026-07-06</td></tr>  </table>';