diff --git a/src/game/license_timer/timer.js b/src/game/license_timer/timer.js
index 7ee7cc8..86c8b90 100644
--- a/src/game/license_timer/timer.js
+++ b/src/game/license_timer/timer.js
@@ -530,7 +530,7 @@ Timer.prototype.sendStartTimeToServer = function(time) {
 	this.timeStart = time;
 
 	// send to server
-	console.log(this.timeStart);
+	console.log("send to server : " + this.timeStart);
 }
 
 Timer.prototype.sendTimeLeftToServer = function() {
diff --git a/src/web/client/license_timer.html b/src/web/client/license_timer.html
index a64c7e8..4b697a0 100644
--- a/src/web/client/license_timer.html
+++ b/src/web/client/license_timer.html
@@ -80,14 +80,61 @@
 
 		<script type="text/javascript">
 			var timeOutEventID;
+
 			function ShowNotifyTimeOver(timeLeft) {
+				if(Notification) {	// except IE
+					Notification.requestPermission(function (result) {
+						Notification.permission = result;
+
+						console.log(result);
+						if(result !== "denied")
+							AddNotifyEventByNotification(timeLeft);
+						else
+							AddNotifyEventByAlert(timeLeft);
+					});
+				} else {	// IE
+					console.log("no notification");
+					AddNotifyEventByAlert(timeLeft);
+				}
+			}
+
+			function AddNotifyEventByNotification(timeLeft) {
+				console.log("AddNotifyEventByNotification : " + timeLeft);
 				timeOutEventID = setTimeout(function() {
-					alert("!!!  시험 시간 종료  !!!\n작업을 중단하고 선생님을 불러주세요.");
-					// notify("시험 시간이 끝났습니다!!!");
+					var options = {
+						icon: "../../../resources/image/icon/banner_chocomae_128x128.png",
+						body: "!!!  시험 시간 종료  !!!\n작업을 중단하고 선생님을 불러주세요.",
+					}
+					var notification = new Notification("자격증 타이머 | 초코마에", options);
+
+					//알림 후 5초 뒤,
+					setTimeout(function () {
+						//얼람 메시지 닫기
+						notification.close();
+					}, 5000);
 				}, timeLeft);
 			}
 
+			function AddNotifyEventByAlert(timeLeft) {
+				console.log("AddNotifyEventByAlert : " + timeLeft);
+				timeOutEventID = setTimeout(function() {
+					alert("!!!  시험 시간 종료  !!!\n작업을 중단하고 선생님을 불러주세요.");
+				}, timeLeft);
+			}
+
+
 			function CancelNotifyTimeOver() {
+				console.log("CancelNotifyTimeOver");
+				clearTimeout(timeOutEventID);
+			}
+
+			function RemoveNotifyEventyByNotification() {
+				console.log("RemoveNotifyEventyByNotification");
+				clearTimeout(timeOutEventID);
+			}
+
+			function RemoveNotifyEventyByAlert() {
+				console.log("RemoveNotifyEventyByAlert");
 				clearTimeout(timeOutEventID);
 			}
 		</script>