diff --git a/src/lib/js/globalConfig.js b/src/lib/js/globalConfig.js
new file mode 100644
index 00000000..86bfc8c1
--- /dev/null
+++ b/src/lib/js/globalConfig.js
@@ -0,0 +1,71 @@
+import { get, post } from '$lib/js/http.js';
+import { cookieInfo } from '$lib/js/LectioCookieHandler';
+import { writable } from 'svelte/store';
+
+let configNonce = Date.now().toString(36);
+let betlecMappeId = null;
+let betlecConfigId = null;
+
+async function setConfig(value, overwrite = true) {
+	console.log('Opdaterer config filen');
+	const body = {
+		fileName: 'config.json',
+		folderId: betlecMappeId,
+		contentType: 'application/json',
+		content: JSON.stringify(value),
+		fileComment: 'Denne fil er autogenereret af BetterLectio. Hvis du fjerner den kan du risikere at alle dine indstillinger på BetterLectio fjernes.',
+		public: false
+	};
+	if (overwrite) body.documentId = betlecConfigId;
+	await post('/dokument_upload', JSON.stringify(body));
+}
+
+const writableConfig = () => {
+	const { subscribe, set, update } = writable(undefined);
+
+	return {
+		subscribe,
+		set: value => {
+			if (value) setConfig(value);
+			return set(value);
+		},
+		update
+	};
+};
+export const config = writableConfig();
+
+async function getConfig() {
+	configNonce = await Date.now().toString(36);
+	if (!betlecMappeId) {
+		const user = await cookieInfo();
+		const dokumenter = await get(`/dokumenter?folderid=S${user.userId}__&nonce=${configNonce}`);
+		const betlecMappe = dokumenter.indhold.filter(dokument => dokument.navn === '.betterlectio');
+		if (betlecMappe.length > 0) {
+			betlecMappeId = betlecMappe[0].id;
+		} else {
+			console.log('Opretter mappen');
+			await post('/opret_mappe', JSON.stringify({
+				folderName: '.betterlectio',
+				folderComment: 'Denne mappe er autogenereret af BetterLectio. Hvis du fjerner den kan du risikere at alle dine indstillinger, themes og plugins på BetterLectio fjernes.',
+				folderId: `S${user.userId}__`
+			}));
+			getConfig();
+			return;
+		}
+	}
+
+	const betlecMappeDokumenter = await get(`/dokumenter?folderid=${betlecMappeId}&nonce=${configNonce}`);
+	const _betlecConfigId = betlecMappeDokumenter.indhold.filter(dokument => dokument.navn === 'config.json');
+	if (_betlecConfigId.length > 0) {
+		betlecConfigId = _betlecConfigId[0].id;
+		console.log(betlecConfigId);
+	} else {
+		console.log('Opretter config fil');
+		await setConfig({}, false);
+		getConfig();
+		return;
+	}
+
+	config.set(await get(`/dokument_hent?id=${betlecConfigId}&configNonce=${configNonce}`));
+}
+getConfig();
diff --git a/src/routes/globalConfigTest/+page.svelte b/src/routes/globalConfigTest/+page.svelte
new file mode 100644
index 00000000..fe2df4e0
--- /dev/null
+++ b/src/routes/globalConfigTest/+page.svelte
@@ -0,0 +1,13 @@
+<script>
+	import { config } from '$lib/js/globalConfig.js';
+
+	function update() {
+		if ($config.test === undefined) $config.test = true;
+		else $config.test = !$config.test;
+	}
+</script>
+
+{#if $config}
+	<p>{JSON.stringify($config)}</p>
+	<button class="btn" on:click={update}>Update</button>
+{/if}
\ No newline at end of file