diff --git a/1-js/99-js-misc/07-weakref-finalizationregistry/article.md b/1-js/99-js-misc/07-weakref-finalizationregistry/article.md
diff --git a/1-js/99-js-misc/07-weakref-finalizationregistry/weakref-dom.view/index.html b/1-js/99-js-misc/07-weakref-finalizationregistry/weakref-dom.view/index.html
@@ -1,23 +1,23 @@
<!DOCTYPE HTML>
-<html lang="en">

<head>
  <meta charset="utf-8">
  <link rel="stylesheet" href="index.css">
-  <title>WeakRef DOM Logger</title>
</head>

<body>

<div class="app">
-  <button class="start-messages">Start sending messages</button>
  <div class="window">
    <div class="window__header">
-      <p class="window__title">Messages:</p>
-      <button class="window__button">Close</button>
    </div>
    <div class="window__body">
-      No messages.
    </div>
  </div>
</div>

diff --git a/1-js/99-js-misc/07-weakref-finalizationregistry/weakref-dom.view/index.js b/1-js/99-js-misc/07-weakref-finalizationregistry/weakref-dom.view/index.js
@@ -9,16 +9,15 @@ startMessagesBtn.addEventListener('click', () => { // (4)

closeWindowBtn.addEventListener('click', () =>  document.querySelector(".window__body").remove()); // (5)

-
const startMessages = (element) => {
    const timerId = setInterval(() => { // (6)
        if (element.deref()) { // (7)
            const payload = document.createElement("p");
-            payload.textContent = `Message: System status OK: ${new Date().toLocaleTimeString()}`;
            element.deref().append(payload);
        } else { // (8)
-            alert("The element has been deleted."); // (9)
            clearInterval(timerId);
        }
    }, 1000);
-};