diff --git a/README.md b/README.md
index d7e5b50..086bf37 100644
--- a/README.md
+++ b/README.md
@@ -3,3 +3,5 @@
 ## www.petertanner.dev
 
 Chirpy template is MIT licensed, Copyright (c) 2021 Cotes Chung
+
+Content on this site is copyright Peter Tanner
\ No newline at end of file
diff --git a/_layouts/post.html b/_layouts/post.html
index 380283d..55016b7 100644
--- a/_layouts/post.html
+++ b/_layouts/post.html
@@ -11,6 +11,16 @@ tail_includes:
 
 {% include lang.html %}
 
+<script>
+  window.onload = function () {
+    tocbot.init({
+      tocSelector: "#toc",
+      contentSelector: ".post-content",
+      headingSelector: "h2, h3, h4",
+    });
+  };
+</script>
+
 <h1 data-toc-skip>{{ page.title }}</h1>
 
 <style>
@@ -18,6 +28,9 @@ tail_includes:
   img.lazyloading {
     max-height: 80vh;
   }
+  nav * {
+    list-style: none;
+  }
 </style>
 
 <div class="post-meta text-muted">
diff --git a/_posts/2024-03-05-UWAA-project-briefs-2024.md b/_posts/2024-03-05-UWAA-project-briefs-2024.md
index a45c330..af921c0 100644
--- a/_posts/2024-03-05-UWAA-project-briefs-2024.md
+++ b/_posts/2024-03-05-UWAA-project-briefs-2024.md
@@ -96,7 +96,7 @@ We have an [old spectrum analyzer](https://www.petertanner.dev/posts/HP-8560A-sp
 
 ### Success criteria
 
-- Create one plot on your PC connected to the spectrum analyzer over your GPIB adapter, use [this software](http://www.ke5fx.com/gpib/7470.htm) to receive the plot.
+- Create one plot on your PC connected to the spectrum analyzer over your GPIB adapter, use [this software](https://www.qsl.net/ke5fx/gpib/7470.htm) to receive the plot.
 
 ### Hints and notes
 
diff --git a/_posts/2024-08-19-ELEC4406ELEC2311-notes-and-tips.md b/_posts/2024-08-19-ELEC4406ELEC2311-notes-and-tips.md
index 832903e..55e185e 100644
--- a/_posts/2024-08-19-ELEC4406ELEC2311-notes-and-tips.md
+++ b/_posts/2024-08-19-ELEC4406ELEC2311-notes-and-tips.md
@@ -4,9 +4,12 @@ author: peter
 date: 2024-08-19 02:26:49 +0800
 categories: [Blogging] # Blogging | Electronics | Programming | Mechanical | SelfHosting
 tags: [getting started] # systems | embedded | rf | microwave | electronics | solidworks | automation | tip
+toc: true
 # image: assets/img/2024-08-19-ELEC4406ELEC2311-not/preview.png
 ---
 
+# Notes for ELEC4406
+
 ## lab-test tips
 
 The lab test has a very high time pressure (kind of like comms if you have/are doing it).
@@ -91,7 +94,7 @@ Questa Intel Starter FPGA Edition-64 vcom 2023.3 Compiler 2023.07 Jul 17 2023
 
 ## [`attribute chip_pin`](https://www.intel.com/content/www/us/en/programmable/quartushelp/17.0/hdl/vhdl/vhdl_file_dir_chip.htm)
 
-Quick reference for DE10-LITE. [🔗io_10M50DAF484C7G.vhd](/assets/lib/2024-08-19-ELEC4406ELEC2311-not/io_10M50DAF484C7G.vhd)
+Quick reference for DE10-LITE. [🔗 Download `io_10M50DAF484C7G.vhd`](/assets/lib/2024-08-19-ELEC4406ELEC2311-not/io_10M50DAF484C7G.vhd)
 
 ```vhdl
     attribute chip_pin : string; -- MUST BE DECLARED.