diff --git a/static/scripts/docs.js b/static/scripts/docs.js
index 14153cd98c..d980bde467 100644
--- a/static/scripts/docs.js
+++ b/static/scripts/docs.js
@@ -632,8 +632,8 @@ document.addEventListener("DOMContentLoaded", ()=>{
         setUpAccordeon(n);
     const t = document.querySelector("#page-overview > ul");
     t && setUpOnPageNavigation(t),
-    // setUpCollapsingSidebar(document.querySelector("nav.folding")),
-    alertClose(document.querySelector("button.close"));
+    setUpCollapsingSidebar(document.querySelector("nav.folding"));
+    //alertClose(document.querySelector("button.close"));
     for (const n of document.querySelectorAll("div.tooltip-context"))
         setUpTooltip(n);
     const e = document.querySelector(".page-end-buttons a.previous")