diff options
Diffstat (limited to 'includes/form.inc')
| -rw-r--r-- | includes/form.inc | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/includes/form.inc b/includes/form.inc index c99f423c0..cbaec8caa 100644 --- a/includes/form.inc +++ b/includes/form.inc @@ -763,6 +763,10 @@ function theme_fieldset($element) { if ($element['#collapsible']) { drupal_add_js('misc/collapse.js'); + if (!isset($element['#attributes']['class'])) { + $element['#attributes']['class'] = ''; + } + $element['#attributes']['class'] .= ' collapsible'; if ($element['#collapsed']) { $element['#attributes']['class'] .= ' collapsed'; |