diff --git a/index.html b/index.html
index a2cf94c..c9ce06f 100644
--- a/index.html
+++ b/index.html
@@ -31,7 +31,7 @@
 
         <div id="heading">Ekstra</div>
         <ol>
-            <li><a href="https://geokkjer.github.io/startit/eloquentjavascript">Eloquent Javascript</a></li>
+            <li><a href="https://geokkjer.github.io/startit/eloquentjavascript/">Eloquent Javascript</a></li>
             <a href="https://eloquentjavascript.net/">Book Link</a>
         </ol>
     </div>
diff --git a/kodekos/login.html b/kodekos/login.html
new file mode 100644
index 0000000..1b59d8c
--- /dev/null
+++ b/kodekos/login.html
@@ -0,0 +1,30 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    Navn: <input id="user" type="text">
+    Passord: <input id="pass" type="password">
+    <button onclick="changeText()">Log in</button>
+    <div id="text">Tekst</div>
+
+    <script>
+        
+        function changeText(){
+            var name = document.getElementById('user').value;
+            var pass = document.getElementById('pass').value;
+            document.getElementById('text').innerHTML = /*HTML*/`
+                Navn: ${name}
+                Passord: ${pass}
+            `;
+        };
+    </script>
+</body>
+</html>
+
+<!-- 
+Vi ønsker å ta imot informasjon om brukernavn og passord fra en innloggingsside
+Vi ønsker å endre teksten som vises på skjermen etter man har trykt på log in knappen -->
\ No newline at end of file
diff --git a/kodekos/variabler.html b/kodekos/variabler.html
new file mode 100644
index 0000000..e69de29
diff --git a/kodekos/variabler.js b/kodekos/variabler.js
new file mode 100644
index 0000000..e69de29
diff --git a/oppgaver/uke3/returnValue.html b/oppgaver/uke3/returnValue.html
new file mode 100644
index 0000000..0dc9494
--- /dev/null
+++ b/oppgaver/uke3/returnValue.html
@@ -0,0 +1,42 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+</head>
+<body>
+    <div id="app">
+        
+    </div>
+
+    <script>
+        document.getElementById('app').innerHTML = createDateSelector();
+        function createDateSelector(){
+            return /*HTML*/`
+            <div class="vertical">
+                    </div>
+            `;
+        };
+        function createNumberSelector(label, day, moth, year){
+            return /*HTML*/`
+            <div class="horizontal">
+                <label>${label}</label>
+                <div class="horizontal border">
+                    <div class="number">${number}</div>
+                    ${createUpDownButton()}
+                </div>
+            </div>
+            `;
+        }
+        function createUpDownButton(){
+            return /*HTML*/ `
+                <div class="vertical">
+                    <button>UP</button>
+                    <button>DOWN</button>
+            `;
+        }; 
+    </script>
+    
+</body>
+</html>
\ No newline at end of file
diff --git a/oppgaver/uke3/trafikklys.html b/oppgaver/uke3/trafikklys.html
new file mode 100644
index 0000000..3b0d0a1
--- /dev/null
+++ b/oppgaver/uke3/trafikklys.html
@@ -0,0 +1,55 @@
+<!DOCTYPE html>
+<html lang="en">
+<head>
+    <meta charset="UTF-8">
+    <meta name="viewport" content="width=device-width, initial-scale=1.0">
+    <title>Document</title>
+    <style>
+        div.traffic-lights{
+            display: grid;
+            background-color: black;
+        }
+
+        div.lights{
+            border-radius: 50%;
+            width: 3rem;
+            height: 3rem;
+        }
+    </style>
+</head>
+<body>
+    <div id="app" class="traffic-lights">
+        
+    </div>
+    <script>
+        showGreen();
+        function showGreen(){
+            show('showYellow', 'grey', 'grey','green')
+        };
+        function showYellow(){
+            show('showRed', 'grey', 'yellow', 'grey')
+        };
+        function showRedYellow(){
+            show('showGreen','red','yellow','grey')
+        };
+        function showRed(){
+            show('showRedYellow','red','grey','grey')
+        };
+        function show(onclickFunc ,lamp1, lamp2, lamp3) {
+            document.getElementById('app').innerHTML = /*HTML*/ `
+            <div id="trafficLights" onclick="${onclickFunc}()">
+                ${createLampHtml(lamp1)}
+                ${createLampHtml(lamp2)}
+                ${createLampHtml(lamp3)}
+            </div>
+            `;
+            
+        };
+        function createLampHtml(color){
+            return /*HTML*/ `
+            <div class="lights" style="background-color: ${color};"></div>
+            `;
+        };  
+    </script>
+</body>
+</html>
\ No newline at end of file
