diff --git a/script.js b/script.js
index b93d935..7010f5d 100644
--- a/script.js
+++ b/script.js
@@ -570,15 +570,11 @@ function linkToBoard(website_name, board_name, thread_id) {
     }
 }
 
-function attachmentCanBeMarkedIllegal(attachment) {
-    return attachment.phash != null && !attachment.illegal;
-}
-
 function shouldDisplayMarkIllegalButton(post) {
     let result = false;
 
     for (let attachment of (post.known_spam_post_attachment || [])) {
-        result = result || attachmentCanBeMarkedIllegal(attachment);
+        result = result || !attachment.illegal;
     }
 
     return result;
@@ -594,7 +590,7 @@ function isIllegal(post) {
     return result;
 }
 
-function onClickMarkIllegal(phashes, e) {
+function onClickMarkIllegal(phashes, md5_hashes, e) {
     e.stopPropagation();
     e.preventDefault();
 
@@ -616,6 +612,10 @@ function onClickMarkIllegal(phashes, e) {
                     console.log('onClickMarkIllegal', typeof p, p);
                     url.searchParams.append('phash', p);
                 });
+                md5_hashes.forEach(function(h) {
+                    console.log('onClickMarkIllegal', typeof h, h);
+                    url.searchParams.append('md5_hash', h);
+                });
 
                 await post(url.toString(), null, cancel)
                     .then(function() {
@@ -673,7 +673,10 @@ function renderPostElem(post, btn_delete=false) {
     console.log('renderPostElem POST:', post);
 
     if (post.website_name != null) {
+        console.log("renderPostElem. post.website_name:", post.website_name);
+        console.log("calling linkToBoard", post.website_name, post.board_name, post.thread_id);
         const link_url = linkToBoard(post.website_name, post.board_name, post.thread_id);
+        console.log("link_url:", link_url);
         const boardlink_a = document.createElement('a');
         /*
          * TODO: The link to the board is way too wide in the UI!
@@ -695,13 +698,22 @@ function renderPostElem(post, btn_delete=false) {
         mark_illegal.appendChild(text('Mark Illegal'));
         mark_illegal.setAttribute('title', 'Permanently delete associated pictures and thumbnails but keep metadata for future matching');
 
-        const phashes = (post.known_spam_post_attachment || [])
-            .map(function(p) {
-                return bufferToHex(unpackBytes(BigInt(p.phash)));
-            });
+        const [phashes, md5_hashes] = (post.known_spam_post_attachment || [])
+            .reduce(
+                function(results_tuple, p) {
+                    if (p.hash != null) {
+                        results_tuple[0].push(bufferToHex(unpackBytes(BigInt(p.phash))));
+                    } else {
+                        results_tuple[1].push(p.md5_sum);
+                    }
+
+                    return results_tuple;
+                },
+                [[],[]]
+            );
 
         mark_illegal.addEventListener('click',
-            onClickMarkIllegal.bind(this, phashes));
+            onClickMarkIllegal.bind(this, phashes, md5_hashes));
 
         postHeader.appendChild(mark_illegal);
     } else if (isIllegal(post)) {