diff --git a/node/notification.js b/node/notification.js
new file mode 100644
index 0000000..fa98010
--- /dev/null
+++ b/node/notification.js
@@ -0,0 +1,54 @@
+var notifier = require('node-notifier');
+
+var Notification = function (currentstate) {
+
+    this.notificate = function () {
+
+        notifier.on('click', function (notifierObject, options) {
+            // Happens if `wait: true` and user clicks notification
+        });
+
+        notifier.on('timeout', function (notifierObject, options) {
+            // Happens if `wait: true` and notification closes
+        });
+
+        if (currentstate == true && laststate != true) {
+            laststate == true;
+            notifier.notify({
+                title: 'CTDO - Status',
+                message: 'Der Chaostreff Dortmund ist nun offen.',
+                icon: path.join('public/img/green.png'), // absolute path (not balloons)
+                sound: true, // Only Notification Center or Windows Toasters
+                wait: true // wait with callback until user action is taken on notification
+            }, function (err, response) {
+                // response is response from notification
+            });
+            console.log("State changed to Open");
+        } else if (currentstate == false && laststate != false) {
+            laststate == false;
+            notifier.notify({
+                title: 'CTDO - Status',
+                message: 'Der Chaostreff Dortmund ist nun geschlossen.',
+                icon: path.join('public/img/red.png'), // absolute path (not balloons)
+                sound: true, // Only Notification Center or Windows Toasters
+                wait: true // wait with callback until user action is taken on notification
+            }, function (err, response) {
+                // response is response from notification
+            });
+            console.log("State changed to Close");
+        }
+    };
+};
+
+module.exports = Notification;
+
+
+
+
+
+
+
+
+
+
+
diff --git a/node/package.json b/node/package.json
index fe52d43..e4e776e 100644
--- a/node/package.json
+++ b/node/package.json
@@ -9,6 +9,7 @@
 		"net-snmp": "1.1.8",
 		"redis": "0.8.5",
 		"underscore": "1.5.2",
+	"node-notifier": "^4.2.3",
         "jade": "0.35",
         "socket.io": "0.9.16",
         "moment": "2.3.1"
diff --git a/node/statusbot.js b/node/statusbot.js
index dcbbe78..0fbdd29 100644
--- a/node/statusbot.js
+++ b/node/statusbot.js
@@ -6,6 +6,7 @@ var flash = require('connect-flash');
 var moment = require('moment');
 var SnmpMac = require("./snmp-mac");
 var IpPoll = require("./ip-poll");
+var Notification = require("./notification");
 var Flukso = require("./flukso");
 var routes = require("./routes");
 var path = require('path');
@@ -57,6 +58,7 @@ var usercountanswer = { at: 0, current_value: 0, datapoints: [
 var snmpMac = new SnmpMac("juni.ctdo.de", "ctdo23");
 var ippoll = new IpPoll("switch2.raum.ctdo.de", "195.160.169.30-120");
 var flukso = new Flukso("flukso.raum.ctdo.de", "/sensor/cf00e0b22230f4a8870af58f2b8719dd");
+var notification = new Notification(spaceanswer.state.open)
 
 snmpMac.on('done', function (res) {
     simpleanswer.names = res;
@@ -91,6 +93,7 @@ io.configure(function () {
 function work() {
     snmpMac.poll();
     ippoll.pollCount();
+    notification.notificate(spaceanswer.state.open);
 }
 
 setInterval(work, 60000);