From a2ba3f56b7b7a39b9f14af007f2fc349a705f1ea Mon Sep 17 00:00:00 2001
From: Kris Maglione <maglione.k@gmail.com>
Date: Tue, 21 May 2013 14:34:56 -0700
Subject: [PATCH] Fix absolute scrolling in newer Firefoxen.

---
 common/modules/addons.jsm | 4 ++--
 common/modules/buffer.jsm | 9 +++++++--
 2 files changed, 9 insertions(+), 4 deletions(-)

diff --git a/common/modules/addons.jsm b/common/modules/addons.jsm
index 2e52a9aa..9ff13af9 100644
--- a/common/modules/addons.jsm
+++ b/common/modules/addons.jsm
@@ -390,9 +390,9 @@ var Addons = Module("addons", {
                 }
 
                 if (!file.exists())
-                    AddonManager.getInstallForURL(url,   install, "application/x-xpinstall");
+                    AddonManager.getInstallForURL(url,        install, "application/x-xpinstall");
                 else if (file.isReadable() && file.isFile())
-                    AddonManager.getInstallForFile(file, install, "application/x-xpinstall");
+                    AddonManager.getInstallForFile(file.file, install, "application/x-xpinstall");
                 else if (file.isDirectory())
                     dactyl.echoerr(_("addon.cantInstallDir", file.path.quote()));
                 else
diff --git a/common/modules/buffer.jsm b/common/modules/buffer.jsm
index 94a8e8f3..a7bf5a54 100644
--- a/common/modules/buffer.jsm
+++ b/common/modules/buffer.jsm
@@ -1471,8 +1471,13 @@ var Buffer = Module("Buffer", {
             return elem[pos] > 0;
 
         let max = pos + "Max";
-        if (max in elem && dir > 0)
-            return elem[pos] < elem[max];
+        if (max in elem) {
+            if (elem[pos] < elem[max])
+                return true;
+            if (dir > 0)
+                return false;
+            return elem[pos] > 0;
+        }
 
         let style = DOM(elem).style;
         let borderSize = Math.round(parseFloat(style[border1]) + parseFloat(style[border2]));