From fa8a7334ce2ea99a736dd5e72734b08fc01c6fdc Mon Sep 17 00:00:00 2001
From: Nicolas Normand <Nicolas.J.Normand+github@gmail.com>
Date: Fri, 17 Nov 2017 11:59:21 +0100
Subject: [PATCH] URI encode name hash

---
 js/reveal.js | 11 ++++++-----
 1 file changed, 6 insertions(+), 5 deletions(-)

diff --git a/js/reveal.js b/js/reveal.js
index d3ba03cbf50..3747e15157f 100644
--- a/js/reveal.js
+++ b/js/reveal.js
@@ -3563,10 +3563,11 @@
 			var element;
 
 			// Ensure the named link is a valid HTML ID attribute
-			if( /^[a-zA-Z][\w:.-]*$/.test( name ) ) {
-				// Find the slide with the specified ID
-				element = document.getElementById( name );
-			}
+			try {
+				element = document.getElementById( decodeURIComponent( name ) );
+                        }
+			catch (e) {
+                        }
 
 			if( element ) {
 				// Find the position of the named slide and navigate to it
@@ -3614,7 +3615,7 @@
 				// Attempt to create a named link based on the slide's ID
 				var id = currentSlide.getAttribute( 'id' );
 				if( id ) {
-					id = id.replace( /[^a-zA-Z0-9\-\_\:\.]/g, '' );
+					id = encodeURIComponent( id );
 				}
 
 				// If the current slide has an ID, use that as a named link