Index: book.module
===================================================================
RCS file: /cvs/drupal/drupal/modules/book/book.module,v
retrieving revision 1.406.2.1
diff -u -p -r1.406.2.1 book.module
--- book.module	14 Feb 2007 04:30:33 -0000	1.406.2.1
+++ book.module	25 Mar 2007 15:57:25 -0000
@@ -792,12 +792,17 @@ function book_node_visitor_html_pre($nod
     $node = node_prepare($node, FALSE);
   }
 
   // Allow modules to make their own additions to the node.
+  $content = drupal_render($node->content);
+  $node->body = $content;
+  unset($node->teaser);
+
   node_invoke_nodeapi($node, 'print');
 
   $output .= "<div id=\"node-". $node->nid ."\" class=\"section-$depth\">\n";
   $output .= "<h1 class=\"book-heading\">". check_plain($node->title) ."</h1>\n";
-  $output .= drupal_render($node->content);
+  $output .= $node->body;
 
   return $output;
 }