diff --git a/src/lib/components/Layouts/MetaData.svelte b/src/lib/components/Layouts/MetaData.svelte
index e6770e0..906461e 100644
--- a/src/lib/components/Layouts/MetaData.svelte
+++ b/src/lib/components/Layouts/MetaData.svelte
@@ -1,6 +1,6 @@
 <script>
 	import { page } from '$app/stores';
-	let url = `ninjin.eu.org${$page.url.pathname == '/' ? '' : $page.url.pathname}`;
+	let url = `https://ninjin.eu.org${$page.url.pathname == '/' ? '' : $page.url.pathname}`;
 
 	/**
 	 * @type {string}
diff --git a/src/lib/index.js b/src/lib/index.js
deleted file mode 100644
index 856f2b6..0000000
--- a/src/lib/index.js
+++ /dev/null
@@ -1 +0,0 @@
-// place files you want to import through the `$lib` alias in this folder.
diff --git a/src/lib/utils/cookies.js b/src/lib/utils/cookies.js
new file mode 100644
index 0000000..b324fcc
--- /dev/null
+++ b/src/lib/utils/cookies.js
@@ -0,0 +1,25 @@
+// utils/cookies.js
+// @ts-ignore
+export function getCookie(name) {
+	const value = `; ${document.cookie}`;
+	const parts = value.split(`; ${name}=`);
+	// @ts-ignore
+	if (parts.length === 2) return parts.pop().split(';').shift();
+	return undefined;
+}
+
+// @ts-ignore
+export function setCookie(name, value, days) {
+	let expires = '';
+	if (days) {
+		const date = new Date();
+		date.setTime(date.getTime() + days * 24 * 60 * 60 * 1000);
+		expires = `; expires=${date.toUTCString()}`;
+	}
+	document.cookie = `${name}=${value || ''}${expires}; path=/; SameSite=Strict`;
+}
+
+// @ts-ignore
+export function checkURL(url) {
+	return window.location.href.includes(url);
+}
diff --git a/src/routes/+layout.svelte b/src/routes/+layout.svelte
index 44b88dc..7cf4a8f 100644
--- a/src/routes/+layout.svelte
+++ b/src/routes/+layout.svelte
@@ -1,22 +1,44 @@
 <script>
-	/** @type {import('./$types').PageData} */
-	export let data;
+	import { onMount } from 'svelte';
+	import { getCookie, setCookie, checkURL } from '$lib/utils/cookies';
 	import '$lib/assets/css/tailwind.css';
 	import Header from '$lib/components/Layouts/Header.svelte';
 	import Footer from '$lib/components/Layouts/Footer.svelte';
 	import logoHeader from '$lib/assets/images/logo_header.png';
 	import logoHeaderRevert from '$lib/assets/images/logo_header_revert.png';
 
-	let logo = logoHeader;
-	if (data.revertNinjinLogo != 'false') {
-		logo = logoHeaderRevert;
-	}
+	let isReverted = false;
+	const cookieName = 'ninjin_af#eg@api/activate-revert-logo';
+
+	onMount(() => {
+		// Vérifie si le cookie est déjà présent
+		const cookieStatus = getCookie(cookieName);
+		isReverted = cookieStatus === 'true';
+
+		// Si l'URL correspond à celle d'activation, mettre à jour le cookie
+		if (checkURL('/api/activate-revert-logo')) {
+			setCookie(cookieName, 'true', 30);
+			isReverted = true;
+		}
+
+		if (isReverted) {
+			console.log('[Infos] Running a reverted logo version, EG is enabled');
+		} else {
+			console.log('[Infos] Running a normal logo version, EG is disabled');
+		}
+	});
 </script>
 
 <Header />
 <div class="container max-w-6xl mx-auto px-4">
 	<main class="text-center mt-4 relative z-20">
-		<img src={logo} alt="Ninjin Logo" class="w-full max-w-2xl mx-auto" draggable="false" />
+		<img
+			id="logo-header"
+			src={isReverted ? logoHeaderRevert : logoHeader}
+			alt="Ninjin Logo"
+			class="w-full max-w-2xl mx-auto"
+			draggable="false"
+		/>
 
 		<section
 			class="bg-[#192908] bg-opacity-70 border-4 border-black mx-10 my-4 p-6 rounded-lg shadow-lg hover:shadow-xl transition-shadow duration-300 ease-in-out"
diff --git a/src/routes/+page.svelte b/src/routes/+page.svelte
index 57e309a..02a964f 100644
--- a/src/routes/+page.svelte
+++ b/src/routes/+page.svelte
@@ -25,10 +25,10 @@
 
 		if (isPC) {
 			document.body.style.overflow = 'hidden';
-			console.log('Running on a PC device, overflow is disabled');
+			console.log('[Infos] Running on a PC device, overflow is disabled');
 		} else {
 			document.body.style.overflow = 'auto';
-			console.log('Running on a mobile device, overflow is auto');
+			console.log('[Infos] Running on a mobile device, overflow is auto');
 		}
 	});
 
diff --git a/src/routes/api/activate-revert-logo/+page.server.ts b/src/routes/api/activate-revert-logo/+page.server.ts
deleted file mode 100644
index d7c7bf2..0000000
--- a/src/routes/api/activate-revert-logo/+page.server.ts
+++ /dev/null
@@ -1,16 +0,0 @@
-export function load({ cookies }) {
-	const revertNinjinLogo = cookies.get('ninjin_af#eg@api/activate-revert-logo');
-
-	if (!revertNinjinLogo || revertNinjinLogo === 'false') {
-		cookies.set('ninjin_af#eg@api/activate-revert-logo', 'true', {
-			path: '/',
-			httpOnly: false,
-			sameSite: 'strict',
-			maxAge: 60 * 60 * 24 * 30
-		});
-	}
-
-	return {
-		revertNinjinLogo: revertNinjinLogo
-	};
-}