diff --git a/public/javascripts/jupyter.js b/public/javascripts/jupyter.js
index aa738a644..3141fc3c5 100644
--- a/public/javascripts/jupyter.js
+++ b/public/javascripts/jupyter.js
@@ -1,18 +1,57 @@
 //用于嵌入到jupyter pod中的js
 //guange 2019.12.18
 
-
+var timebool=false;
 window.onload=function(){
 	console.log("开始发送消息了");
+	timebool=true;
 	runEvery10Sec();
 }
 
 function runEvery10Sec() {
+
 	// 1000 * 10 = 10 秒钟
 	console.log("每隔10秒中一次");
 	require(["base/js/namespace"],function(Jupyter) {
 		Jupyter.notebook.save_checkpoint();
 	});
 	window.parent.postMessage('jupytermessage','*');
-	setTimeout( runEvery10Sec, 1000 * 10 );
+	if(timebool===true){
+		setTimeout( runEvery10Sec, 1000 * 10 );
+	}
+
 }
+
+$(function(){
+document.addEventListener('keydown', (e) => {
+	if (e.keyCode == 83 && (navigator.platform.match("Mac") ? e.metaKey : e.ctrlKey)){
+		e.preventDefault();
+		console.log("点击了ctrl+s");
+		console.log("开始发送消息了ctrl+s");
+		window.parent.postMessage('jupytermessage','*');
+	}
+});
+})
+$(function(){
+	window.addEventListener('message', (e) => {
+		console.log("触发了Parentwindow");
+		console.log(e);
+		if(e){
+			if(e.data){
+				if(e.data==="Parentwindow"){
+					//重置停止
+					timebool=false;
+					console.log("父窗口调我了");
+				}else if(e.data==="Parentwindow"){
+					console.log("父窗口调我了");
+					//取消启动
+					timebool=true;
+					this.runEvery10Sec();
+				}
+			}
+
+		}
+
+	});
+})
+
diff --git a/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js b/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js
index fcff7d1d4..a08825936 100644
--- a/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js
+++ b/public/react/src/modules/tpm/shixunchild/Challenges/Challengesjupyter.js
@@ -243,6 +243,15 @@ class Challengesjupyter extends Component {
 			enlarge:bool
 		})
 	}
+	daoruzhon=()=>{
+		var _iframe = document.getElementById("frame");
+		if(_iframe == null || _iframe == undefined || _iframe == ""){
+			console.log("framenull");
+			return;
+		}
+		console.log("framego");
+		_iframe.contentWindow.postMessage("Parentwindow", "*");
+	}
 
 	render() {
 		let{ChallengesDataList,booljupyterurls,enlarge}=this.state;
@@ -404,9 +413,9 @@ class Challengesjupyter extends Component {
 																marginLeft: '30px',
 															}}  onClick={()=>this.onclki(true)}></i>
 													}
-													{/*<div className="challenbaocun" ><p*/}
-													{/*	className="challenbaocuntest">导入</p>*/}
-													{/*</div>*/}
+													<div className="challenbaocun" ><p
+														className="challenbaocuntest" onClick={()=>this.daoruzhon()}>导入</p>
+													</div>
 												</div>
 											</div>
 										</div>