diff --git a/public/javascripts/jupyter.js b/public/javascripts/jupyter.js
index 580b36045..47fa61b80 100644
--- a/public/javascripts/jupyter.js
+++ b/public/javascripts/jupyter.js
@@ -8,6 +8,7 @@ $(function(){
 
 
 $(function(){
-	window.parent.postMessage('jupytermessage','需要发送的消息');
+	console.log("开始发送消息了");
+	window.parent.postMessage('jupytermessage','*');
 })