From 95e7ced4a1896e6a0c0a931441f3041dc0bc11c1 Mon Sep 17 00:00:00 2001
From: Michel Tuboeuf <michel@lemimi.fr>
Date: Mon, 11 Nov 2024 09:35:14 +0100
Subject: [PATCH] Ajouter scrolltotop.js

---
 scrolltotop.js | 24 ++++++++++++++++++++++++
 1 file changed, 24 insertions(+)
 create mode 100644 scrolltotop.js

diff --git a/scrolltotop.js b/scrolltotop.js
new file mode 100644
index 0000000..6876e06
--- /dev/null
+++ b/scrolltotop.js
@@ -0,0 +1,24 @@
+// scrolltotop.js
+
+// Execute a function when the window is being scrolled
+window.onscroll = function () { scrollFunction() };
+
+// When the user scrolls down 20px from the top of the document, show the button
+function scrollFunction() {
+    // Get the button
+    var mybutton = document.getElementById("scrollToTopButton");
+
+    if (document.body.scrollTop > 20 || document.documentElement.scrollTop > 20) {
+        mybutton.style.opacity = 1;
+        mybutton.style.visibility = "visible";
+    } else {
+        mybutton.style.opacity = 0;
+        mybutton.style.visibility = "hidden";
+    }
+}
+
+// When the user clicks on the button, scroll to the top of the document
+function topFunction() {
+    document.body.scrollTop = 0;
+    document.documentElement.scrollTop = 0;
+}
\ No newline at end of file