From 5b1955ced7426d5730befa8422ac769dedaa9c38 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?=E6=96=9F=E9=85=8C=20=E9=B5=AC=E5=85=84?= <tgckpg@gmail.com>
Date: Sat, 4 Jun 2016 13:09:39 +0800
Subject: [PATCH] firefox does not support backgroundPositionY

---
 botanjs/src/Astro/Blog/Layout/MainFrame.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/botanjs/src/Astro/Blog/Layout/MainFrame.js b/botanjs/src/Astro/Blog/Layout/MainFrame.js
index 33c1881..9439346 100644
--- a/botanjs/src/Astro/Blog/Layout/MainFrame.js
+++ b/botanjs/src/Astro/Blog/Layout/MainFrame.js
@@ -240,7 +240,7 @@
 			, function()
 			{
 				var p = wsupp.scrollTop / ( wsupp.scrollHeight - wsupp.clientHeight );
-				bWrapper.style.backgroundPositionY = ( p * 100 ) + "%";
+				bWrapper.style.backgroundPosition = "50% " + ( p * 100 ) + "%";
 			}
 			, 15
 		);