From a71bf1ad5b5347f8ebf89f10898591029c934d1d Mon Sep 17 00:00:00 2001
From: Matthias Schmidt <gravatronics@live.com>
Date: Mon, 18 Nov 2013 22:15:01 +0100
Subject: [PATCH] Fixes issue with html comments and message quoting

---
 wcfsetup/install/files/js/WCF.Message.js | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/wcfsetup/install/files/js/WCF.Message.js b/wcfsetup/install/files/js/WCF.Message.js
index 5734f93248..ce393fde9b 100644
--- a/wcfsetup/install/files/js/WCF.Message.js
+++ b/wcfsetup/install/files/js/WCF.Message.js
@@ -1739,6 +1739,10 @@ WCF.Message.Quote.Handler = Class.extend({
 				nodeText += node.childNodes[i].nodeValue;
 			}
 			else {
+				if (!node.childNodes[i].tagName) {
+					continue;
+				}
+				
 				var $tagName = node.childNodes[i].tagName.toLowerCase();
 				if ($tagName === 'li') {
 					nodeText += "\r\n";
-- 
2.20.1