Merge pull request #238 from kberg/master

[dygraphs.git] / dygraph-utils.js

diff --git a/dygraph-utils.js b/dygraph-utils.js
index 8c6942b..035aba6 100644 (file)
--- a/dygraph-utils.js
+++ b/dygraph-utils.js
@@ -79,7 +79,7 @@ Dygraph.log = function(severity, message) {
     // In older versions of Firefox, only console.log is defined.
     var console = window.console;
     var log = function(console, method, msg) {
-      if (method) {
+      if (method && typeof(method) == 'function') {
         method.call(console, msg);
       } else {
         console.log(msg);
@@ -301,6 +301,7 @@ Dygraph.findPosX = function(obj) {
   if(obj.offsetParent) {
     var copyObj = obj;
     while(1) {
+      // NOTE: the if statement here is for IE8.
       var borderLeft = "0";
       if (window.getComputedStyle) {
         borderLeft = window.getComputedStyle(copyObj, null).borderLeft || "0";
@@ -337,6 +338,7 @@ Dygraph.findPosY = function(obj) {
   if(obj.offsetParent) {
     var copyObj = obj;
     while(1) {
+      // NOTE: the if statement here is for IE8.
       var borderTop = "0";
       if (window.getComputedStyle) {
         borderTop = window.getComputedStyle(copyObj, null).borderTop || "0";