1 files changed, 2 insertions, 2 deletions
diff --git a/src/library_browser.js b/src/library_browser.js
index fbc609d7..b368c6ac 100644
--- a/src/library_browser.js
+++ b/src/library_browser.js
@@ -252,7 +252,7 @@ mergeInto(LibraryManager.library, {
 
           var errorInfo = '?';
           function onContextCreationError(event) {
-            errorInfo = e.statusMessage || errorInfo;
+            errorInfo = event.statusMessage || errorInfo;
           }
           canvas.addEventListener('webglcontextcreationerror', onContextCreationError, false);
           try {
@@ -863,7 +863,7 @@ mergeInto(LibraryManager.library, {
     var styleSheet = document.styleSheets[0];
     var rules = styleSheet.cssRules;
     for (var i = 0; i < rules.length; i++) {
-      if (rules[i].cssText.substr(0, 5) == 'canvas') {
+      if (rules[i].cssText.substr(0, 6) == 'canvas') {
         styleSheet.deleteRule(i);
         i--;
       }