diff --git a/frontend/static/js/views/accounts/LoginView.js b/frontend/static/js/views/accounts/LoginView.js
index b9a6621..b751328 100644
--- a/frontend/static/js/views/accounts/LoginView.js
+++ b/frontend/static/js/views/accounts/LoginView.js
@@ -35,15 +35,17 @@ export default class extends AbstractView {
 
 	async postInit()
 	{
+		let login_button = document.getElementById("button")
+		if (login_button != null)
+			login_button.onclick = login;
+	}
+
+    async getHtml() {
 		if (await client.isAuthentificate())
 		{
 			navigateTo("/home")
 			return;
 		}
-		document.getElementById("button").onclick = login;
-	}
-
-    async getHtml() {
         return `
 			<div class=form>
 				<label>Login</label>
diff --git a/frontend/static/js/views/accounts/RegisterView.js b/frontend/static/js/views/accounts/RegisterView.js
index 1616050..7fe2cef 100644
--- a/frontend/static/js/views/accounts/RegisterView.js
+++ b/frontend/static/js/views/accounts/RegisterView.js
@@ -30,15 +30,18 @@ export default class extends AbstractView {
 
 	async postInit()
 	{
+		let register_button = document.getElementById("button")
+		if (register_button != null)
+			register_button.onclick = register;
+
+	}
+
+    async getHtml() {
 		if (client.isAuthentificate())
 		{
 			navigateTo("/home")
 			return;
 		}
-		document.getElementById("button").onclick = register;
-	}
-
-    async getHtml() {
         return `
 			<div class=form>
 				<label>Register</label>