diff --git a/website/public/js/header.js b/website/public/js/header.js
index 9889bdb..bdf5fe3 100644
--- a/website/public/js/header.js
+++ b/website/public/js/header.js
@@ -1,5 +1,4 @@
 $(document).ready(function() {
-
     // Toggle menu
     $("#own-profile-picture, #open-notifications").click(function() {
         if ($("#notification-center").css('right') == "-256px") {
@@ -8,12 +7,22 @@ $(document).ready(function() {
             $(".modal").width("calc(100% - 512px)");
             $(".content").css("margin-right", "256px");
             $("#notification-center").css("right", "0px");
+
+            // Add cookie so the menu stays open on other pages
+            document.cookie = "menu=open; path=/";
         } else {
             // Make the menu invisible and move the content to the right.
             $("#chat-history").width("calc(100% - 331px)");
             $(".modal").width("calc(100% - 256px)");
             $(".content").css("margin-right", "0px");
             $("#notification-center").css("right", "-256px");
+
+            // Change menu cookie to close
+            document.cookie = "menu=closed; path=/";
         }
     });
+
+    if (getCookie("menu") == "open") {
+        $("#own-profile-picture").click();
+    }
 });
diff --git a/website/public/js/main.js b/website/public/js/main.js
index 8a52797..5622827 100644
--- a/website/public/js/main.js
+++ b/website/public/js/main.js
@@ -1,3 +1,14 @@
+function getCookie(key) {
+    cookies = document.cookie.split("; ");
+    for (var i in cookies) {
+        cookie = cookies[i].split("=");
+        if (cookie[0] == key) {
+            return cookie[1];
+        }
+    }
+    return false;
+}
+
 function editFriendship(userID, value) {
     $.post("API/editFriendship.php", { usr: userID, action: value })
     .done(function() {