diff --git a/node/package.json b/node/package.json
index fe52d43..cf1807c 100644
--- a/node/package.json
+++ b/node/package.json
@@ -1,17 +1,18 @@
 {
-	"name": "statusbot",
-	"description": "ctdo status bot",
-	"version": "0.0.1",
-	"private": true,
-	"dependencies": {
-		"express": "3.4",
-        "connect-flash": "0.1.1",
-		"net-snmp": "1.1.8",
-		"redis": "0.8.5",
-		"underscore": "1.5.2",
-        "jade": "0.35",
-        "socket.io": "0.9.16",
-        "moment": "2.3.1"
-	},
-	"main": "index"
+  "name": "statusbot",
+  "description": "ctdo status bot",
+  "version": "0.0.1",
+  "private": true,
+  "dependencies": {
+    "connect-flash": "0.1.1",
+    "express": "3.4",
+    "jade": "0.35",
+    "moment": "2.3.1",
+    "net-snmp": "1.1.8",
+    "node-notifier": "^4.2.3",
+    "redis": "0.8.5",
+    "socket.io": "0.9.16",
+    "underscore": "1.5.2"
+  },
+  "main": "index"
 }
diff --git a/node/statusbot.js b/node/statusbot.js
index dcbbe78..df4cdfa 100644
--- a/node/statusbot.js
+++ b/node/statusbot.js
@@ -1,7 +1,8 @@
 var express = require('express'),
-    app = express(),
-    server = require('http').createServer(app),
-    io = require('socket.io').listen(server);
+        app = express(),
+        server = require('http').createServer(app),
+        io = require('socket.io').listen(server),
+        notifier = require('node-notifier');
 var flash = require('connect-flash');
 var moment = require('moment');
 var SnmpMac = require("./snmp-mac");
@@ -31,7 +32,7 @@ var spaceanswer = {
         twitter: "@ctdo",
         issue_mail: "server-admin@chaostreff-dortmund.de"
     },
-    issue_report_channels: [ "issue_mail" ],
+    issue_report_channels: ["issue_mail"],
     state: {
         open: null,
         lastchange: 0,
@@ -41,23 +42,25 @@ var spaceanswer = {
         }
     },
     sensors: {
-        power_consumption: [ {
-            unit: "W",
-            name: "mains power",
-            description: "overall power consumption from our space",
-            location: "basement",
-            value: 0 } ]
+        power_consumption: [{
+                unit: "W",
+                name: "mains power",
+                description: "overall power consumption from our space",
+                location: "basement",
+                value: 0}]
     }
 };
-var simpleanswer = { state: "unknown", count: 0, names: [], lastchange: 0, power: 0 };
-var usercountanswer = { at: 0, current_value: 0, datapoints: [
-    { at: 0, value: 0 }
-]};
+var simpleanswer = {state: "unknown", count: 0, names: [], lastchange: 0, power: 0};
+var usercountanswer = {at: 0, current_value: 0, datapoints: [
+        {at: 0, value: 0}
+    ]};
 
 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 laststate = false;
+
 snmpMac.on('done', function (res) {
     simpleanswer.names = res;
     simpleanswer.lastchange = new Date().getTime();
@@ -74,23 +77,55 @@ ippoll.on('doneState', function (state) {
     spaceanswer.state.lastchange = new Date().getTime();
     simpleanswer.state = state;
     simpleanswer.lastchange = spaceanswer.state.lastchange;
-    io.sockets.emit('sdata', { data: simpleanswer });
+    io.sockets.emit('sdata', {data: simpleanswer});
 });
 
 flukso.on('done', function (num) {
     simpleanswer.power = num;
     spaceanswer.sensors.power_consumption[0].value = num;
-    io.sockets.emit('sdata', { data: simpleanswer });
+    io.sockets.emit('sdata', {data: simpleanswer});
 });
 
 io.configure(function () {
     io.set('log level', 0);
 });
 
+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
+});
 
 function work() {
     snmpMac.poll();
     ippoll.pollCount();
+    
+    if (spaceanswer.state.open == true && laststate != true) {
+        laststate == true;
+        notifier.notify({
+            title: 'CTDO - Statusänderung',
+            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
+        });
+    } else if (spaceanswer.state.open == false && lasttaste != false) {
+        laststate == false;
+
+        notifier.notify({
+            title: 'CTDO - Statusänderung',
+            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
+        });
+    }
 }
 
 setInterval(work, 60000);
@@ -111,7 +146,7 @@ app.configure('development', function () {
 app.use(express.static(__dirname + '/public'));
 app.use(express.bodyParser());
 app.use(express.cookieParser('chaostreff'));
-app.use(express.session({ cookie: { maxAge: 60000 }}));
+app.use(express.session({cookie: {maxAge: 60000}}));
 app.use(flash());
 
 
@@ -149,7 +184,3 @@ app.post('/form', routes.form);
 app.get('/', routes.index);
 
 server.listen(3000, 'localhost');
-
-
-
-