Index: wp-includes/script-loader.php
===================================================================
--- wp-includes/script-loader.php	(revision 8489)
+++ wp-includes/script-loader.php	(working copy)
@@ -125,7 +125,7 @@
 			'pending' => __('%i% pending') // must look like: "# blah blah"
 		) );
 		$scripts->add( 'admin-users', '/wp-admin/js/users.js', array('wp-lists'), '20070823' );
-		$scripts->add( 'admin-forms', '/wp-admin/js/forms.js', array('jquery'), '20080401');
+		$scripts->add( 'admin-forms', '/wp-admin/js/forms.js', array('jquery'), '20080729');
 		$scripts->add( 'xfn', '/wp-admin/js/xfn.js', false, '3517' );
 		$scripts->add( 'upload', '/wp-admin/js/upload.js', array('jquery'), '20070518' );
 		$scripts->add( 'postbox', '/wp-admin/js/postbox.js', array('jquery'), '20080128' );
Index: wp-admin/js/forms.js
===================================================================
--- wp-admin/js/forms.js	(revision 8489)
+++ wp-admin/js/forms.js	(working copy)
@@ -1,5 +1,5 @@
 function checkAll(jQ) { // use attr( checked, fn )
-	jQuery(jQ).find( 'tbody :checkbox' ).attr( 'checked', function() {
+	jQuery(jQ).find( 'tbody:visible :checkbox' ).attr( 'checked', function() {
 		return jQuery(this).attr( 'checked' ) ? '' : 'checked';
 	} );
 }