diff --git a/Notes/Text Embeddings Reveal (Almost) As Much As Text.txt b/notes/Text Embeddings Reveal (Almost) As Much As Text.md
similarity index 100%
rename from Notes/Text Embeddings Reveal (Almost) As Much As Text.txt
rename to notes/Text Embeddings Reveal (Almost) As Much As Text.md
diff --git a/public/js/arf.js b/public/js/arf.js
index b600bbb..2522c48 100644
--- a/public/js/arf.js
+++ b/public/js/arf.js
@@ -109,13 +109,21 @@ function update(source) {
     })
     .append("a")
     .attr("target", "_blank")
-    .attr("xlink:href", function (d) {
+    .attr(
+      "xlink:href",
+      (d) =>
+        "viewer.html?file=https://git.hackinpovo.it/HackInPovo/resources/raw/branch/main/notes/" +
+        d.name +
+        ".md",
+    )
+    .attr("target", "_blank") // ← open in new tab
+    /* .attr("xlink:href", function (d) {
       return (
-        "https://git.hackinpovo.it/HackInPovo/resources/raw/branch/main/Notes/" +
+        "https://git.hackinpovo.it/HackInPovo/resources/raw/branch/main/notes/" +
         d.name +
         ".txt"
       );
-    })
+      })*/
     .append("svg:text")
     .attr("x", function (d) {
       // Get the sibling text element (the node name) and calculate position
diff --git a/public/viewer.html b/public/viewer.html
new file mode 100644
index 0000000..c330f63
--- /dev/null
+++ b/public/viewer.html
@@ -0,0 +1,15 @@
+<!DOCTYPE html>
+<html>
+<head>
+  <script src="https://cdn.jsdelivr.net/npm/marked/marked.min.js"></script>
+</head>
+<body>
+  <div id="content"></div>
+  <script>
+    const mdFile = new URLSearchParams(location.search).get("file");
+    fetch(mdFile)
+      .then(r => r.text())
+      .then(text => document.getElementById("content").innerHTML = marked.parse(text));
+  </script>
+</body>
+</html>
