1 files changed, 22 insertions, 1 deletions
diff --git a/docs/gen/doc.m4 b/docs/gen/doc.m4
index fe1c408..d049d0f 100644
--- a/docs/gen/doc.m4
+++ b/docs/gen/doc.m4
@@ -4,11 +4,32 @@ define(`docname',
 				 `UNKNOWN???'))dnl
 
 <!DOCTYPE html>
-<html>
+<html lang="en-US">
 <link>
 	<meta charset="utf-8">
 	<style>undivert(`gen/style.css')</style>
 	<script>undivert(`gen/paged.polyfill.js')</script>
+	`<script>
+	class HeadingNumFix extends Paged.Handler {
+		constructor(chunker, polisher, caller) {
+			super(chunker, polisher, caller);
+		}
+
+		afterRendered(_) {
+			document.querySelectorAll("nav li").forEach(item => {
+				var heading = "";
+				var parent = item;
+				for (parent = item; parent.nodeName != "NAV"; parent = parent.parentNode) {
+					if (parent.nodeName != "LI") continue;
+					heading = parent.getAttribute("data-item-num") + "." + heading;
+				}
+
+				item.setAttribute("heading-num-fix", heading.substr(0, heading.length - 1));
+			});
+		}
+	}
+	Paged.registerHandlers(HeadingNumFix);
+	</script>'
 </head>
 <body>
 	<div class="docintro">