From e5b4d2c6b3af9332a94223f0e46322d5f94b15b9 Mon Sep 17 00:00:00 2001
From: slawkens <slawkens@gmail.com>
Date: Thu, 30 May 2024 09:49:06 +0200
Subject: [PATCH] Fix warnings in basic.js

---
 tools/basic.js | 10 +++++++---
 1 file changed, 7 insertions(+), 3 deletions(-)

diff --git a/tools/basic.js b/tools/basic.js
index 2c086b1d..8fa21fa9 100644
--- a/tools/basic.js
+++ b/tools/basic.js
@@ -1,9 +1,13 @@
 function MouseOverBigButton(source) {
-  source.firstChild.style.visibility = "visible";
+	if (source?.firstChild?.style) {
+		source.firstChild.style.visibility = "visible";
+	}
 }
 function MouseOutBigButton(source) {
-  source.firstChild.style.visibility = "hidden";
+	if (source?.firstChild?.style) {
+		source.firstChild.style.visibility = "hidden";
+	}
 }
 function BigButtonAction(path) {
   window.location = path;
-}
\ No newline at end of file
+}