Reload site after a permalinked question

quiz.js

@@ -7,7 +7,7 @@
  * http://creativecommons.org/publicdomain/zero/1.0/. */
 
 "use strict";
-const version = "$Id: quiz.js,v 1.23 2024/01/21 13:00:54 oj14ozun Exp oj14ozun $";
+const version = "$Id: quiz.js,v 1.24 2024/01/21 13:09:44 oj14ozun Exp oj14ozun $";
 
 const js_version  = document.getElementById("js-version");
 js_version.innerText = version;
@@ -219,11 +219,6 @@ function submit() {
     class_list.add("answer");
     class_list.remove("tried");
     action.disabled = false;
-
-    // remove any permalink
-    const url = new URL(window.location);
-    url.search = "";
-    window.history.replaceState({} , document.title, url.toString());
 }
 
 // listen to keys
@@ -254,8 +249,14 @@ document.onkeyup = evt => {
 
 // setup action button
 action.onclick = _ => {
-    if (class_list.contains("answer"))
-        next();
+    if (class_list.contains("answer")) {
+        // remove any permalink
+        if (new URLSearchParams(window.location.search).get("show")) {
+            window.location.search = "";
+        } else {
+            next();
+        }
+    }
     else if (class_list.contains("tried"))
         submit();
 }