Index: wp-includes/general-template.php
===================================================================
--- wp-includes/general-template.php	(revision 13622)
+++ wp-includes/general-template.php	(working copy)
@@ -1565,6 +1565,16 @@
 }
 
 /**
+ * Fire the wp_body_open action
+ *
+ * @since 3.1
+ * @uses do_action() Calls 'wp_body_open' hook.
+ */
+function wp_body_open() {
+	do_action('wp_body_open');
+}
+
+/**
  * Display the links to the general feeds.
  *
  * @since 2.8.0
Index: wp-content/themes/classic/header.php
===================================================================
--- wp-content/themes/classic/header.php	(revision 13622)
+++ wp-content/themes/classic/header.php	(working copy)
@@ -23,6 +23,7 @@
 </head>
 
 <body <?php body_class(); ?>>
+<?php wp_body_open(); ?>
 <div id="rap">
 <h1 id="header"><a href="<?php bloginfo('url'); ?>/"><?php bloginfo('name'); ?></a></h1>
 
Index: wp-content/themes/twentyten/header.php
===================================================================
--- wp-content/themes/twentyten/header.php	(revision 13622)
+++ wp-content/themes/twentyten/header.php	(working copy)
@@ -26,6 +26,7 @@
 </head>
 
 <body <?php body_class(); ?>>
+<?php wp_body_open(); ?>
 <div id="wrapper" class="hfeed">
 	<div id="header">
 		<div id="masthead">
Index: wp-content/themes/default/header.php
===================================================================
--- wp-content/themes/default/header.php	(revision 13622)
+++ wp-content/themes/default/header.php	(working copy)
@@ -33,6 +33,7 @@
 <?php wp_head(); ?>
 </head>
 <body <?php body_class(); ?>>
+<?php wp_body_open(); ?>
 <div id="page">
 
 
