From 6e9efb2024e76d72ae1b39eaa2fda9f01ff7a28f Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Luk=C3=A1=C5=A1=20Dole=C5=BEal?= <lu.dolezal@gmail.com>
Date: Thu, 5 Dec 2013 16:28:31 +0100
Subject: [PATCH] Use document scroll height instead of offset height to
 support body with absolute height

---
 js/affix.js | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/js/affix.js b/js/affix.js
index 552bffa3fe..e025e20562 100644
--- a/js/affix.js
+++ b/js/affix.js
@@ -73,7 +73,7 @@
     this.$element.removeClass(Affix.RESET).addClass('affix' + (affix ? '-' + affix : ''))
 
     if (affix == 'bottom') {
-      this.$element.offset({ top: document.body.offsetHeight - offsetBottom - this.$element.height() })
+      this.$element.offset({ top: scrollHeight - offsetBottom - this.$element.height() })
     }
   }