Index: book_manager.module
===================================================================
RCS file: /cvs/drupal-contrib/contributions/modules/book_manager/book_manager.module,v
retrieving revision 1.1.2.14.2.8
diff -u -p -r1.1.2.14.2.8 book_manager.module
--- book_manager.module	3 Dec 2010 06:56:45 -0000	1.1.2.14.2.8
+++ book_manager.module	3 Dec 2010 08:57:51 -0000
@@ -701,7 +701,7 @@ function _book_manager_set_personal(&$fo
       }
     }
     else {
-      $ispersonal = FALSE;
+      $ispersonal = variable_get('book_manager_personal_book_default', 0);
     }
 
     // prepare some jquery to hide the ispersonal box unless it makes sense
@@ -939,5 +939,12 @@ function book_manager_admin_settings() {
     '#required' => TRUE,
   );
 
+  $form['book_manager_personal_book_default'] = array(
+    '#type' => 'checkbox',
+    '#title' => t('Default new books to personal'),
+    '#default_value' => variable_get('book_manager_personal_book_default', 0),
+    '#description' => t('This setting only affects users that have both "create personal books" and "create books" permissions. If a user has both of these permissions then they can choose if books they create are personal books or not. This setting governs the default option for users.'), 
+  );
+
   return system_settings_form($form);
 }