diff --git a/webshit/index.html b/webshit/index.html
index 071c4b912..0e9d32fd6 100644
--- a/webshit/index.html
+++ b/webshit/index.html
@@ -556,6 +556,10 @@ function clearQueue() {
.catch(error => console.error(error));
}
+function lockCanvas(cb) {
+ canvas.allow_dragnodes = !cb.checked;
+}
+
@@ -594,6 +598,7 @@ function clearQueue() {
+Lock Canvas