From 5c3dc7d48ae501bd52476bfc45905130577d52c9 Mon Sep 17 00:00:00 2001
From: Dan Heberden <danheberden@gmail.com>
Date: Tue, 15 Feb 2011 10:15:46 -0800
Subject: Datepicker: prevent datepicker initialization on empty jquery
 collection and add unit test. Fixed #6976 - datepicker creates extra dom
 element with empty object

---
 ui/jquery.ui.datepicker.js | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

(limited to 'ui')

diff --git a/ui/jquery.ui.datepicker.js b/ui/jquery.ui.datepicker.js
index 6c2e90795..ff6ebad52 100644
--- a/ui/jquery.ui.datepicker.js
+++ b/ui/jquery.ui.datepicker.js
@@ -1726,7 +1726,12 @@ function isArray(a) {
                     Object - settings for attaching new datepicker functionality
    @return  jQuery object */
 $.fn.datepicker = function(options){
-
+	
+	/* Verify an empty collection wasn't passed - Fixes #6976 */
+	if ( !this.length ) {
+		return this;
+	}
+	
 	/* Initialise the date picker. */
 	if (!$.datepicker.initialized) {
 		$(document).mousedown($.datepicker._checkExternalClick).
-- 
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