diff --git a/meshmon.css b/meshmon.css
index 590a66f..60bcf88 100644
--- a/meshmon.css
+++ b/meshmon.css
@@ -134,6 +134,7 @@ body {
 
 #nodes-seen {
     font-family: var(--font-family-verbatim);
+    font-weight: normal;
     background-color: var(--nodes-seen-bg-color);
     margin-left: 30px;
     width: 32px;
diff --git a/meshmon.js b/meshmon.js
index fcef84f..1bd6f41 100644
--- a/meshmon.js
+++ b/meshmon.js
@@ -373,10 +373,16 @@ function render(se) {
     cell.appendChild(decoded);
 
     headerRow.onclick = () => {
+        if (document.getSelection() != "") {
+            return;
+        }
         headerRow.classList.toggle('selected');
         headerRow.nextElementSibling.classList.toggle('selected');
     };
     decodedRow.onclick = () => {
+        if (document.getSelection() != "") {
+            return;
+        }
         decodedRow.previousElementSibling.classList.toggle('selected');
         decodedRow.classList.toggle('selected');
     };