From 561ed5fc3e53ec079bb13daee0d4b3ca9f0f1353 Mon Sep 17 00:00:00 2001
From: Doug Kearns <dougkearns@gmail.com>
Date: Wed, 17 Jun 2009 20:47:10 +1000
Subject: [PATCH] Trivial refactoring of buffer.shiftFrameFocus.

It's a bit nicer to test against types rather than attribute strings.
---
 common/content/buffer.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/common/content/buffer.js b/common/content/buffer.js
index f6d18faa..25f1df71 100644
--- a/common/content/buffer.js
+++ b/common/content/buffer.js
@@ -1392,7 +1392,7 @@ function Buffer() //{{{
 
             // find all frames - depth-first search
             (function (frame) {
-                if (frame.document.body.localName.toLowerCase() == "body")
+                if (frame.document.body instanceof HTMLBodyElement)
                     frames.push(frame);
                 Array.forEach(frame.frames, arguments.callee);
             })(window.content);