From ca2f0191da2e0fe40d04aba8fdab7dcac986e4ce Mon Sep 17 00:00:00 2001
From: Richard Worth <rdworth@gmail.com>
Date: Wed, 28 Jan 2009 09:15:51 +0000
Subject: [PATCH] core: check for event.originalEvent before copying

---
 ui/ui.core.js | 8 +++++---
 1 file changed, 5 insertions(+), 3 deletions(-)

diff --git a/ui/ui.core.js b/ui/ui.core.js
index 547821e34ea..12ee73737bd 100644
--- a/ui/ui.core.js
+++ b/ui/ui.core.js
@@ -366,9 +366,11 @@ $.widget.prototype = {
 		// copy original event properties over to the new event
 		// this would happen if we could call $.event.fix instead of $.Event
 		// but we don't have a way to force an event to be fixed multiple times
-		for (var i = $.event.props.length, prop; i;) {
-			prop = $.event.props[--i];
-			event[prop] = event.originalEvent[prop];
+		if (event.originalEvent) {
+			for (var i = $.event.props.length, prop; i;) {
+				prop = $.event.props[--i];
+				event[prop] = event.originalEvent[prop];
+			}
 		}
 
 		this.element.trigger(event, data);