diff --git a/Chapter 11/Exercise 11.1 b/Chapter 11/Exercise 11.1
new file mode 100644
index 0000000..3500bac
--- /dev/null
+++ b/Chapter 11/Exercise 11.1	
@@ -0,0 +1,26 @@
+<!DOCTYPE html>
+<html>
+
+<head>
+    <title>Laurence Svekis</title>
+</head>
+
+<body>
+    <script>
+        let darkMode = false;
+        window.onclick = () => {
+            console.log(darkMode);
+            if (!darkMode) {
+                document.body.style.backgroundColor = "black";
+                document.body.style.color = "white";
+                darkMode = true;
+            } else {
+                document.body.style.backgroundColor = "white";
+                document.body.style.color = "black";
+                darkMode = false;
+            }
+        }
+    </script>
+</body>
+
+</html>
