var output='<table class="terminy"><tr><th>liczba dni</th><th>od</th><th>do</th></tr>  <tr><td>72</td><td>2025-05-10</td><td>2025-07-21</td></tr>  <tr><td>288</td><td>2025-07-26</td><td>2026-05-10</td></tr>  </table>';