Someone

                  <form name="insertion" action="../insertion.php" method="POST">
                  <input type="hidden" name="table" value="article_servicepublic" />
                    <table>
                      <tr>
                        <td>Numéro de l'article</td>
                        <td><input type="text" name="num_article"></td>
                      </tr>
                      <tr align="center">
                        <td>Titre de l'article</td>
                        <td><input type="text" name="titre_article"></td>
                      </tr>
                      <tr>
                        <td>Description</td>
                        <td><textarea name="description_article" cols="40" rows="10"></textarea></td>
                      </tr>
                      <tr align="center">
                        <td colspan="2"><input type="submit" value="Enregistrer"></td>
                      </tr>
                    </table>
                  </form>