From 18c0234231b4cb68ec523f96126cb787ec6ccbe6 Mon Sep 17 00:00:00 2001
From: Jason Quense <monastic.panic@gmail.com>
Date: Fri, 18 Mar 2016 09:47:15 -0400
Subject: [PATCH] [fixed] incorrect page offset

fixes #55
---
 src/Selection.js | 10 ++++++++--
 1 file changed, 8 insertions(+), 2 deletions(-)

diff --git a/src/Selection.js b/src/Selection.js
index 63592a145..f0517f5f0 100644
--- a/src/Selection.js
+++ b/src/Selection.js
@@ -224,8 +224,8 @@ export function getBoundsForNode(node) {
   if (!node.getBoundingClientRect) return node;
 
   var rect = node.getBoundingClientRect()
-    , left = rect.left + (document.body.scrollLeft || 0)
-    , top = rect.top + (document.body.scrollTop || 0);
+    , left = rect.left + pageOffset('left')
+    , top = rect.top + pageOffset('top');
 
   return {
     top,
@@ -235,4 +235,10 @@ export function getBoundsForNode(node) {
   };
 }
 
+function pageOffset(dir) {
+  if (dir === 'left')
+    return (window.pageXOffset || document.body.scrollLeft || 0)
+  if (dir === 'top')
+    return (window.pageYOffset || document.body.scrollTop || 0)
+}
 export default Selection