From 599dcf3096e07ec0882b8f33b91e86b143b7281d Mon Sep 17 00:00:00 2001
From: Brandon Aaron <hello.brandon@aaron.sh>
Date: Thu, 14 Nov 2013 10:35:39 -0500
Subject: [PATCH] Fix how delta is set when deltaY and deltaX has a value

---
 jquery.mousewheel.js | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/jquery.mousewheel.js b/jquery.mousewheel.js
index 59951c577..cb1b5c7cd 100755
--- a/jquery.mousewheel.js
+++ b/jquery.mousewheel.js
@@ -82,8 +82,8 @@
 
         // Firefox < 17 horizontal scrolling related to DOMMouseScroll event
         if ( 'axis' in orgEvent && orgEvent.axis === orgEvent.HORIZONTAL_AXIS ) {
+            deltaX = deltaY * -1;
             deltaY = 0;
-            deltaX = delta * -1;
         }
 
         // Set delta to be deltaY or deltaX if deltaY is 0 for backwards compatabilitiy
@@ -96,7 +96,7 @@
         }
         if ( 'deltaX' in orgEvent ) {
           deltaX = orgEvent.deltaX;
-          delta  = detlaX * -1;
+          if ( deltaY === 0 ) { delta  = deltaX * -1; }
         }
 
         // No change actually happened, no reason to go any further