diff --git a/website/public/group.php b/website/public/group.php
index 84726fa..11a2609 100644
--- a/website/public/group.php
+++ b/website/public/group.php
@@ -13,7 +13,7 @@
 
 include_once("../queries/group_page.php");
 
-if(!$group = selectGroupByName($_GET["groupname"])) {
+if(isset($_SESSION["userID"]) and !$group = selectGroupByName($_GET["groupname"])) {
     header("HTTP/1.0 404 Not Found");
     header("Location: error/404.php");
     die();
diff --git a/website/public/js/chat.js b/website/public/js/chat.js
index f431b91..06dffa4 100644
--- a/website/public/js/chat.js
+++ b/website/public/js/chat.js
@@ -51,6 +51,7 @@ function sendMessage() {
     });
 
     $("#newContent").val("");
+    $("#newContent").focus();
 }
 
 // Add messages to the chat.
diff --git a/website/public/profile.php b/website/public/profile.php
index 126c87f..899c9bd 100644
--- a/website/public/profile.php
+++ b/website/public/profile.php
@@ -25,7 +25,8 @@ if(empty($_GET["username"])) {
     $userID = getUserID($_GET["username"]);
 }
 
-if(!$user = selectUser($_SESSION["userID"], $userID)) {
+
+if (isset($_SESSION["userID"]) and !$user = selectUser($_SESSION["userID"], $userID)) {
     header("HTTP/1.0 404 Not Found");
     header("Location: error/404.php");
     die();
diff --git a/website/public/styles/adminpanel.css b/website/public/styles/adminpanel.css
index ec3cc80..888b4ca 100644
--- a/website/public/styles/adminpanel.css
+++ b/website/public/styles/adminpanel.css
@@ -1,13 +1,15 @@
-.admin-panel {
-    min-width: 800px;
-}
 
 .admin-panel input[type="radio"], input[type="checkbox"] {
     vertical-align: middle;
     height: 28px;
+    width: 28px;
     margin: 2px;
 }
 
+.table-checkbox {
+    width: 28px;
+}
+
 .admin-searchform {
     display: inline-block;
     width: 100%;
@@ -42,6 +44,7 @@
 .usertable th, td {
     border-bottom: 1px solid #ddd;
     padding: 3px;
+    word-wrap: break-word;
 }
 
 .usertable th, tr {
diff --git a/website/views/adminpanel-table.php b/website/views/adminpanel-table.php
index f7bc966..013a907 100644
--- a/website/views/adminpanel-table.php
+++ b/website/views/adminpanel-table.php
@@ -1,5 +1,5 @@
 <tr>
-    <th><input class="table-checkbox" type="checkbox" id="checkall" name="checkall" onchange="checkAll()"></th>
+    <th class="table-checkbox"><input class="table-checkbox" type="checkbox" id="checkall" name="checkall" onchange="checkAll()"></th>
     <th class="table-username">Gebruikersnaam</th>
     <th class="table-status">Status</th>
     <th class="table-comment">Aantekening</th>