From e033cadba9cedaa57cc478efce54857d13901e62 Mon Sep 17 00:00:00 2001
From: Marshall Lochbaum <mwlochbaum@gmail.com>
Date: Sat, 21 Aug 2021 07:29:46 -0400
Subject: Use insertAdjacentHTML instead of .innerHTML+= to avoid removing
 listeners

---
 docs/repl.js | 7 ++++---
 1 file changed, 4 insertions(+), 3 deletions(-)

diff --git a/docs/repl.js b/docs/repl.js
index c6dca499..d4dc6d0d 100644
--- a/docs/repl.js
+++ b/docs/repl.js
@@ -133,7 +133,8 @@ doc.kb.onmousedown = ev => {
   }
 }
 
-doc.kb.innerHTML += '<div class="kbext"></div>';
+let appendHTML = (e,a) => e.insertAdjacentHTML('beforeend', a);
+appendHTML(doc.kb, '<div class="kbext"></div>');
 doc.kbext = doc.kb.querySelector('.kbext');
 
 if (doc.demo) {
@@ -142,12 +143,12 @@ if (doc.demo) {
   let fontsel = '<select>'+fonts.map(f =>
       '<option value="'+f[0]+'">'+f[0]+(f[1]?' '+f[1]:'')+'</option>'
     ).join("")+'select';
-  doc.kbext.innerHTML += fontsel;
+  appendHTML(doc.kbext, fontsel);
   doc.kbext.querySelector('select').onchange =
     e=>doc.cont.className='cont '+fclass(e.target.value);
 }
 
-doc.kbext.innerHTML += '<input class="prfx" type="text" maxlength="1" value="'+prefix+'"/>';
+appendHTML(doc.kbext, '<input class="prfx" type="text" maxlength="1" value="'+prefix+'"/>');
 doc.kbext.querySelector(".prfx").onchange = ev => {
   prefix = ev.target.value; setPrefix();
 }
-- 
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