diff --git a/website/public/API/postComment.php b/website/public/API/postComment.php
index b840e0b..bbe39b1 100644
--- a/website/public/API/postComment.php
+++ b/website/public/API/postComment.php
@@ -5,14 +5,24 @@ session_start();
 require("../../queries/post.php");
 require("../../queries/connect.php");
 require("../../queries/checkInput.php");
-if (empty($_POST['newcomment-content'])) {
-    echo 0;
-} else {
-    if(makeComment($_POST['postID'],
-        $_SESSION['userID'],
-        test_input($_POST['newcomment-content']))) {
+if ($_POST["button"] == "reaction") {
+    if (empty($_POST['newcomment-content'])) {
+        echo 0;
+    } else {
+        if (makeComment($_POST['postID'],
+            $_SESSION['userID'],
+            test_input($_POST['newcomment-content']))) {
+            echo 1;
+        } else {
+            echo 0;
+        }
+    }
+} elseif ($_POST["button"] == "nietslecht") {
+    if (makeNietSlecht($_POST["postID"], $_SESSION["userID"])) {
         echo 1;
     } else {
         echo 0;
     }
+} else {
+    echo 0;
 }
\ No newline at end of file
diff --git a/website/public/styles/post-popup.css b/website/public/styles/post-popup.css
index 11fe03b..5522743 100644
--- a/website/public/styles/post-popup.css
+++ b/website/public/styles/post-popup.css
@@ -69,4 +69,9 @@
 .commentcontent {
     margin: 5px auto;
     width: 95%;
+}
+
+.nietslecht {
+    font-family: Impact, sans-serif;
+    text-shadow: -1.5px 0 1px black, 0 1.5px 1px black, 1px 0 1.5px black, 0 -1.5px 1px black;
 }
\ No newline at end of file
diff --git a/website/queries/post.php b/website/queries/post.php
index 5940267..59e7a91 100644
--- a/website/queries/post.php
+++ b/website/queries/post.php
@@ -75,7 +75,7 @@ function makePost($userID, $groupID, $title, $content) {
     $stmt->execute();
 }
 
-function makeComment($postID, $userID, $content) {
+function makeComment($postID, $userID, $content) : int {
     $stmt = $GLOBALS["db"]->prepare("
         INSERT INTO
             `comment` (
@@ -94,4 +94,55 @@ function makeComment($postID, $userID, $content) {
     $stmt->bindParam(':userID', $userID);
     $stmt->bindParam(':content', $content);
     $stmt->execute();
-}
\ No newline at end of file
+    return $stmt->rowCount();
+}
+
+function makeNietSlecht(int $postID, int $userID) : int {
+    if (checkNietSlecht($postID, $userID)) {
+        return deleteNietSlecht(postID, $userID);
+    } else {
+        return addNietSlecht($postID, $userID);
+    }
+}
+
+function checkNietSlecht(int $postID, int $userID) {
+    $stmt = $GLOBALS["db"]->prepare("
+    SELECT
+        *
+    FROM
+        `niet_slecht`
+    WHERE
+        `userID` = :userID AND 
+        `postID` = :postID
+    ");
+    $stmt->bindParam(":userID", $userID);
+    $stmt->bindParam(":postID", $postID);
+    $stmt->execute();
+    return $stmt->rowCount();
+}
+
+function addNietSlecht(int $postID, int $userID) {
+    $stmt = $GLOBALS["db"]->prepare("
+    INSERT INTO
+        `niet_slecht` (`userID`, `postID`)
+        VALUES (:userID, :postID)
+    ");
+    $stmt->bindParam(":userID", $userID);
+    $stmt->bindParam(":postID", $postID);
+    $stmt->execute();
+    return $stmt->rowCount();
+}
+
+function deleteNietSlecht(int $postID, int $userID) {
+    $stmt = $GLOBALS["db"]->prepare("
+    DELETE FROM
+        `niet_slecht`
+    WHERE
+        `userID` = :userID AND 
+        `postID` = :postID
+    ");
+    $stmt->bindParam(":userID", $userID);
+    $stmt->bindParam(":postID", $postID);
+    $stmt->execute();
+    return $stmt->rowCount();
+}
diff --git a/website/views/post-view.php b/website/views/post-view.php
index 61e0e05..37e64b5 100644
--- a/website/views/post-view.php
+++ b/website/views/post-view.php
@@ -24,7 +24,9 @@ echo("
         <form id="newcommentform" action="javascript:postComment();">
             <input type="hidden" id="newcomment-textarea" name="postID" value="<?= $postID ?>">
             <textarea id="newcomment" name="newcomment-content" placeholder="Laat een reactie achter..."></textarea> <br>
-            <input type="submit" value="Reageer!">
+            <button type="submit" name="button" value="reaction">Reageer!</button>
+<!--             TODO: if/else op "niet slecht." button voor like/unlike-->
+            <button type="submit" name="button" value="nietslecht">Vind ik <span class="nietslecht">"Niet slecht."</span></button>
         </form>
     </div>