? book-589440-3.patch
Index: modules/book/book.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/book/book.admin.inc,v
retrieving revision 1.8.2.3
diff -u -p -r1.8.2.3 book.admin.inc
--- modules/book/book.admin.inc	22 Oct 2008 19:26:01 -0000	1.8.2.3
+++ modules/book/book.admin.inc	17 Dec 2009 08:13:00 -0000
@@ -185,7 +185,7 @@ function _book_admin_table_tree($tree, &
       'weight' => array(
         '#type' => 'weight',
         '#default_value' => $data['link']['weight'],
-        '#delta' => 15,
+        '#delta' => 50,
       ),
       'plid' => array(
         '#type' => 'textfield',
Index: modules/book/book.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/book/book.module,v
retrieving revision 1.454.2.6
diff -u -p -r1.454.2.6 book.module
--- modules/book/book.module	25 Feb 2009 11:47:37 -0000	1.454.2.6
+++ modules/book/book.module	17 Dec 2009 08:13:02 -0000
@@ -386,7 +386,7 @@ function _book_add_form_elements(&$form,
     '#type' => 'weight',
     '#title' => t('Weight'),
     '#default_value' => $node->book['weight'],
-    '#delta' => 15,
+    '#delta' => 50,
     '#weight' => 5,
     '#description' => t('Pages at a given level are ordered first by weight and then by title.'),
   );