diff --git a/index.html b/index.html
index be6da78c5e9ec9f23846a724d7820f71b1816897..0878fa9251172621e90d12859b5398898d11427c 100644
--- a/index.html
+++ b/index.html
@@ -33,15 +33,22 @@
 
 <!-- include prototypes here -->
 
+<script src="js/Car.js"></script>
+<script src="js/Extra.js"></script>
+
 <script>
 
     function generateCar(image, make, model, description, price, category, year, mileage, extras) {
         //Create an array of Extra instances based on Extras names and prices
+        extra = Array();
+        extras.forEach(function (elt) {
+            extra.push(new Extra(elt.name, elt.price));
+        });
         // Create a new Car instance
+        return new Car(image, make, model, description, price, category, year, mileage, extra);
     }
 
     function showHideExtra(btn,elt,car) {
-
     }
 
 
diff --git a/js/Car.js b/js/Car.js
new file mode 100644
index 0000000000000000000000000000000000000000..28b6828d699b0e7353637cf183bbd67e528f736c
--- /dev/null
+++ b/js/Car.js
@@ -0,0 +1,38 @@
+function Car(image, make, model, price, category, year, mileage, extras) {
+    this._image = image;
+    this._make = make;
+    this._model = model;
+    this._price = price;
+    this._category = category;
+    this._year = year;
+    this._mileage = mileage;
+    this._extras = extras;
+}
+
+Car.prototype.generateImage = function(elt) {
+    let img = document.createElement('img');
+
+    img.src = this._image;
+
+    img.alt = this._make + ' ' + this._model;
+
+    img.classList.add('card-img-top');
+
+    elt.appendChild(img);
+}
+
+Car.prototype.generateExtras = function(elt) {
+    let ul = document.createElement('ul');
+
+    for(let i = 0; i < elt.length; i++) {
+
+        let li = document.createElement('li');
+
+
+        li.textContent = elt[i].name + ' ' + elt[i].price;
+
+        ul.appendChild(li);
+    }
+
+    elt.appendChild(ul);
+}
\ No newline at end of file
diff --git a/js/Extra.js b/js/Extra.js
new file mode 100644
index 0000000000000000000000000000000000000000..4813e3f78612016c0af6f2226f68b384d0559c03
--- /dev/null
+++ b/js/Extra.js
@@ -0,0 +1,5 @@
+function Extra(name, price) {
+    this._name = name;
+    this._price = price;
+}
+