diff --git a/themes/learn2/js/.learn.js.swp b/themes/learn2/js/.learn.js.swp
index d3bfdfd..2e121b6 100644
Binary files a/themes/learn2/js/.learn.js.swp and b/themes/learn2/js/.learn.js.swp differ
diff --git a/themes/learn2/js/learn.js b/themes/learn2/js/learn.js
index 80883f0..33d1be7 100644
--- a/themes/learn2/js/learn.js
+++ b/themes/learn2/js/learn.js
@@ -180,7 +180,7 @@ jQuery(document).ready(function() {
                     text: function(trigger) {
                         text = $(trigger).prev('code').text();
 			console.log(text);
-			text = text.substring(1);
+			text = text.substr(1);
 			console.log(text);
                         //return text.replace(/^\$\s/gm, '');
                         return text.replace(/^\$\s\#\s/gm, '');