Update docs/javascript.html

docs/javascript.html

@@ -849,6 +849,15 @@ $('a[data-toggle="tab"]').on('shown', function (e) {
                 <p>Object structure is: <code>delay: { show: 500, hide: 100 }</code></p>
                </td>
              </tr>
+             <tr>
+               <td>container</td>
+               <td>string</td>
+               <td>''</td>
+               <td>
+                <p>Usefull if your tooltip is within a btn-group or modal</p>
+                <p>Appends the tooltip to a specific element <code>container: '#Modal'</code></p>
+               </td>
+             </tr>
             </tbody>
           </table>
           <div class="alert alert-info">