From b1daa70a2a067bb3c9a577dff7b1f0986e3cf057 Mon Sep 17 00:00:00 2001
From: raphj <raphael.jakse@gmail.com>
Date: Sun, 28 Dec 2014 10:26:28 +0100
Subject: [PATCH] Make Sotable compatible xhtml

comparisons of node names (via the nodeName property) are done in upper case. However, nodeName is lower case in xhtml. Let's do everything in upper case.
---
 Sortable.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/Sortable.js b/Sortable.js
index 5d10475..4b82eec 100644
--- a/Sortable.js
+++ b/Sortable.js
@@ -809,7 +809,7 @@
 			do {
 				if (
 					(tag === '>*' && el.parentNode === ctx) || (
-						(tag === '' || el.nodeName == tag) &&
+						(tag === '' || el.nodeName.toUpperCase() == tag) &&
 						(!selector.length || ((' ' + el.className + ' ').match(re) || []).length == selector.length)
 					)
 				) {
@@ -937,7 +937,7 @@
 	 */
 	function _index(/**HTMLElement*/el) {
 		var index = 0;
-		while (el && (el = el.previousElementSibling) && (el.nodeName !== 'TEMPLATE')) {
+		while (el && (el = el.previousElementSibling) && (el.nodeName.toUpperCase() !== 'TEMPLATE')) {
 			index++;
 		}
 		return index;