Index: modules/node/node.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/node/node.module,v
retrieving revision 1.731
diff -u -r1.731 node.module
--- modules/node/node.module	17 Nov 2006 07:01:38 -0000	1.731
+++ modules/node/node.module	17 Nov 2006 14:09:09 -0000
@@ -1964,11 +1964,20 @@
   // Add a log field if the "Create new revision" option is checked, or if the
   // current user has the ability to check that option.
   if ($node->revision || user_access('administer nodes')) {
-    $form['log'] = array(
+    $form['revision_information'] = array(
+      '#type' => 'fieldset',
+      '#title' => t('Revision information'),
+      '#collapsible' => TRUE,
+      '#weight' => 20,
+    );
+    if (!$node->revision) {
+      // Collapsed by default when "Create new revision" is unchecked
+      $form['revision_information']['#collapsed'] = TRUE;
+    }
+    $form['revision_information']['log'] = array(
       '#type' => 'textarea',
       '#title' => t('Log message'),
       '#rows' => 2,
-      '#weight' => 20,
       '#description' => t('An explanation of the additions or updates being made to help other authors understand your motivations.'),
     );
   }