diff --git a/index.html b/index.html
index 62a0eeb..9d35fda 100644
--- a/index.html
+++ b/index.html
@@ -478,7 +478,7 @@ function main(params)
 }
 </pre>
  
-A complete example:
+A complete example. Copy/paste it into the Playground at the top of this page to see how it works:
 <pre>
 function getParameterDefinitions() {
   return [