diff --git a/.vscode/settings.json b/.vscode/settings.json
new file mode 100644
index 00000000..f673a71b
--- /dev/null
+++ b/.vscode/settings.json
@@ -0,0 +1,3 @@
+{
+    "liveServer.settings.port": 5502
+}
\ No newline at end of file
diff --git a/debugging/book-library/script.js b/debugging/book-library/script.js
index 75ce6c1d..d30bb874 100644
--- a/debugging/book-library/script.js
+++ b/debugging/book-library/script.js
@@ -7,7 +7,7 @@ window.addEventListener("load", function (e) {
 
 function populateStorage() {
   if (myLibrary.length == 0) {
-    let book1 = new Book("Robison Crusoe", "Daniel Defoe", "252", true);
+    let book1 = new Book("Robinson Crusoe", "Daniel Defoe", "252", true);
     let book2 = new Book(
       "The Old Man and the Sea",
       "Ernest Hemingway",
@@ -25,24 +25,25 @@ const author = document.getElementById("author");
 const pages = document.getElementById("pages");
 const check = document.getElementById("check");
 
-//check the right input from forms and if its ok -> add the new book (object in array)
-//via Book function and start render function
+// Check the right input from forms and if it's ok, add the new book (object in array)
+// via Book function and start render function
 function submit() {
   if (
     title.value == null ||
     title.value == "" ||
+    author.value == null ||
+    author.value == "" ||
     pages.value == null ||
     pages.value == ""
   ) {
     alert("Please fill all fields!");
     return false;
   } else {
-    let book = new Book(title.value, title.value, pages.value, check.checked);
-    library.push(book);
+    let book = new Book(title.value, author.value, pages.value, check.checked);
+    myLibrary.push(book);  // Use myLibrary here, not library
     render();
   }
 }
-
 function Book(title, author, pages, check) {
   this.title = title;
   this.author = author;
@@ -53,51 +54,35 @@ function Book(title, author, pages, check) {
 function render() {
   let table = document.getElementById("display");
   let rowsNumber = table.rows.length;
-  //delete old table
-  for (let n = rowsNumber - 1; n > 0; n-- {
+  // Delete old table rows except for the header
+  for (let n = rowsNumber - 1; n > 0; n--) {
     table.deleteRow(n);
   }
-  //insert updated row and cells
-  let length = myLibrary.length;
-  for (let i = 0; i < length; i++) {
-    let row = table.insertRow(1);
-    let titleCell = row.insertCell(0);
-    let authorCell = row.insertCell(1);
-    let pagesCell = row.insertCell(2);
-    let wasReadCell = row.insertCell(3);
-    let deleteCell = row.insertCell(4);
-    titleCell.innerHTML = myLibrary[i].title;
-    authorCell.innerHTML = myLibrary[i].author;
-    pagesCell.innerHTML = myLibrary[i].pages;
+// Insert updated rows and cells
+let length = myLibrary.length;
+for (let i = 0; i < length; i++) {
+  let row = table.insertRow(1);
+  let titleCell = row.insertCell(0);
+  let authorCell = row.insertCell(1);
+  let pagesCell = row.insertCell(2);
+  let wasReadCell = row.insertCell(3);
+  let deleteCell = row.insertCell(4);
 
-    //add and wait for action for read/unread button
-    let changeBut = document.createElement("button");
-    changeBut.id = i;
-    changeBut.className = "btn btn-success";
-    wasReadCell.appendChild(changeBut);
-    let readStatus = "";
-    if (myLibrary[i].check == false) {
-      readStatus = "Yes";
-    } else {
-      readStatus = "No";
-    }
-    changeBut.innerText = readStatus;
+  titleCell.innerHTML = myLibrary[i].title;
+  authorCell.innerHTML = myLibrary[i].author;
+  pagesCell.innerHTML = myLibrary[i].pages;
 
-    changeBut.addEventListener("click", function () {
-      myLibrary[i].check = !myLibrary[i].check;
-      render();
-    });
+// Add a delete button to every row and render again
+let delButton = document.createElement("button");
+delButton.id = i + 5;
+deleteCell.appendChild(delButton);
+delButton.className = "btn btn-warning";
+delButton.innerHTML = "Delete";
 
-    //add delete button to every row and render again
-    let delButton = document.createElement("button");
-    delBut.id = i + 5;
-    deleteCell.appendChild(delBut);
-    delBut.className = "btn btn-warning";
-    delBut.innerHTML = "Delete";
-    delBut.addEventListener("clicks", function () {
-      alert(`You've deleted title: ${myLibrary[i].title}`);
-      myLibrary.splice(i, 1);
-      render();
-    });
-  }
+delButton.addEventListener("click", function () {
+  alert(`You've deleted title: ${myLibrary[i].title}`);
+  myLibrary.splice(i, 1);
+  render();
+});
 }
+}
\ No newline at end of file