Open the Scenario Explorer on scenario 38 (paper Appendix D example)

js/explorer.js

@@ -3,6 +3,7 @@
   "use strict";
 
   var data = null, filtered = [], current = null, loading = false;
+  var DEFAULT_ID = 38;
 
   function el(tag, cls, text) {
     var e = document.createElement(tag);
@@ -187,7 +188,12 @@
       document.getElementById("exSearch").addEventListener("input", function () { clearTimeout(t); t = setTimeout(applyFilter, 120); });
       filtered = data.slice();
       renderList();
-      select(id || data[0].id, false);
+      // Default to scenario 38, the worked example in Appendix D of the paper.
+      var start = id || (data.some(function (s) { return s.id === DEFAULT_ID; }) ? DEFAULT_ID : data[0].id);
+      select(start, false);
+      var list = document.getElementById("exList");
+      var item = list.querySelector('.ex-item[data-id="' + Number(start) + '"]');
+      if (item) list.scrollTop = item.offsetTop - list.offsetTop - 8;
     }).catch(function (err) {
       var d = document.getElementById("exDetail");
       d.replaceChildren(el("p", "empty", "Could not load scenarios (" + err.message + "). The full dataset is on Hugging Face: launch/SchemeArena."));