From 452b3b4890b161b3dc030f8f5940df1838ec5ad0 Mon Sep 17 00:00:00 2001
From: Marc Alexander <admin@m-a-styles.de>
Date: Sat, 8 Aug 2015 15:31:40 +0200
Subject: [PATCH] [ticket/14077] Fall back to 1 as focusOffset if length is
 unsupported

The setBaseAndExtent() in Microsoft's Edge browser is incompatible with
the one Webkit browsers use. As a result of that, we have to fall back to
setting the focusOffset to 1 instead of the text length.

PHPBB3-14077
---
 phpBB/styles/prosilver/template/forum_fn.js | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/phpBB/styles/prosilver/template/forum_fn.js b/phpBB/styles/prosilver/template/forum_fn.js
index 0d53a53d8e..8e5b257ba4 100644
--- a/phpBB/styles/prosilver/template/forum_fn.js
+++ b/phpBB/styles/prosilver/template/forum_fn.js
@@ -156,7 +156,11 @@ function selectCode(a) {
 		// Safari and Chrome
 		if (s.setBaseAndExtent) {
 			var l = (e.innerText.length > 1) ? e.innerText.length - 1 : 1;
-			s.setBaseAndExtent(e, 0, e, l);
+			try {
+				s.setBaseAndExtent(e, 0, e, l);
+			} catch (error) {
+				s.setBaseAndExtent(e, 0, e, 1);
+			}
 		}
 		// Firefox and Opera
 		else {