From 35ab4dbd630df9119b81852b6da9e8839dde45e5 Mon Sep 17 00:00:00 2001
From: Phil Crosby
Date: Sun, 6 Dec 2009 16:38:24 -0800
Subject: Guard against trying to use the HUD prior to document.body being
 ready. Closes #25.

---
 vimiumFrontend.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/vimiumFrontend.js b/vimiumFrontend.js
index 876164d2..31ac1e01 100644
--- a/vimiumFrontend.js
+++ b/vimiumFrontend.js
@@ -108,7 +108,8 @@ function saveZoomLevel(domain, zoomLevel) {
  */
 function setPageZoomLevel(zoomLevel, showUINotification) {
   document.documentElement.style.zoom = zoomLevel + "%";
-  HUD.updatePageZoomLevel(zoomLevel);
+  if (document.body)
+    HUD.updatePageZoomLevel(zoomLevel);
   if (showUINotification)
     HUD.showForDuration("Zoom: " + currentZoomLevel + "%", 1000);
 }
@@ -292,6 +293,10 @@ function exitFindMode() {
   HUD.hide();
 }
 
+/*
+ * A heads-up-display for showing Vimium page operations.
+ * Note: you cannot interact with the HUD until document.body is available.
+ */
 HUD = {
   showForDuration: function(text, duration) {
     HUD.show(text);
-- 
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