? book-589440-4.patch
Index: modules/book/book.admin.inc
===================================================================
RCS file: /cvs/drupal/drupal/modules/book/book.admin.inc,v
retrieving revision 1.31
diff -u -p -r1.31 book.admin.inc
--- modules/book/book.admin.inc	9 Jan 2010 21:54:00 -0000	1.31
+++ modules/book/book.admin.inc	10 Jan 2010 15:08:16 -0000
@@ -191,7 +191,7 @@ function _book_admin_table_tree($tree, &
       'weight' => array(
         '#type' => 'weight',
         '#default_value' => $data['link']['weight'],
-        '#delta' => 15,
+        '#delta' => 50,
       ),
       'plid' => array(
         '#type' => 'textfield',
Index: modules/book/book.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/book/book.module,v
retrieving revision 1.536
diff -u -p -r1.536 book.module
--- modules/book/book.module	9 Jan 2010 21:54:00 -0000	1.536
+++ modules/book/book.module	10 Jan 2010 15:08:18 -0000
@@ -502,7 +502,7 @@ function _book_add_form_elements(&$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.'),
   );