From 404c15b303e93d9f41aa77966cf10c0cb6329969 Mon Sep 17 00:00:00 2001
From: Lea Verou <lea@verou.me>
Date: Thu, 27 Mar 2025 15:34:40 -0400
Subject: [PATCH] Fix race condition, closes #843

---
 docs/assets/scripts/theme-picker.js | 10 ++++++----
 1 file changed, 6 insertions(+), 4 deletions(-)

diff --git a/docs/assets/scripts/theme-picker.js b/docs/assets/scripts/theme-picker.js
index d5a7e541d..04df4843b 100644
--- a/docs/assets/scripts/theme-picker.js
+++ b/docs/assets/scripts/theme-picker.js
@@ -1,8 +1,10 @@
-let initialPageLoadComplete = false;
+let initialPageLoadComplete = document.readyState === 'complete';
 
-window.addEventListener('load', () => {
-  initialPageLoadComplete = true;
-});
+if (!initialPageLoadComplete) {
+  window.addEventListener('load', () => {
+    initialPageLoadComplete = true;
+  });
+}
 
 // Helper for view transitions
 export function domChange(fn, { behavior = 'smooth', ignoreInitialLoad = true } = {}) {