diff --git a/src/intro.js b/src/intro.js
index c0479e6..080a41b 100644
--- a/src/intro.js
+++ b/src/intro.js
@@ -8,7 +8,8 @@ var shortcuts = {
   'Cmd-Alt-I': drawImage,
   "Cmd-'": toggleBlockquote,
   'Cmd-Alt-L': toggleOrderedList,
-  'Cmd-L': toggleUnOrderedList
+  'Cmd-L': toggleUnOrderedList,
+  'Cmd-P': togglePreview
 };