diff --git a/public/javascripts/jupyter.js b/public/javascripts/jupyter.js
index e24e06473..19f60e68f 100644
--- a/public/javascripts/jupyter.js
+++ b/public/javascripts/jupyter.js
@@ -5,3 +5,7 @@
 $(function(){
   console.log("educoder jupyter js init");
 })
+
+$(function(){
+	window.parent.postMessage('jupytermessage','需要发送的消息');
+})