diff --git a/.gitignore b/.gitignore
index 89c9349..5deab03 100755
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ node_modules/
 *.log
 .DS_Store
 pixi.js/
+lab/audio/
diff --git a/app/Bootstrap/HttpServer.js b/app/Bootstrap/HttpServer.js
index 5235d84..22583a2 100755
--- a/app/Bootstrap/HttpServer.js
+++ b/app/Bootstrap/HttpServer.js
@@ -27,6 +27,10 @@ function (http, nodeStatic) {
                     //console.log("data")
                 });
 
+                req.addListener('error', function(err) {
+                    console.log('');
+                });
+
                 req.addListener('end', function () {
 
                     switch(true) {
@@ -67,6 +71,15 @@ function (http, nodeStatic) {
                 });
             }
         );
+
+        this.server.once('error', function(err) {
+            if(err.code == 'EADDRINUSE') {
+                console.error('port already in use. Closing.');
+            } else {
+                throw new Error(err);
+            }
+        });
+
         this.server.listen(options.port);
 
         console.checkpoint('start HTTP server');
diff --git a/package.json b/package.json
index fbd0330..21de95a 100755
--- a/package.json
+++ b/package.json
@@ -1,7 +1,7 @@
 {
   "name": "chuck.js",
   "author": "logsol <fartman@gmx.de>",
-  "contributors": ["Jeena Paradies <spam@jeenaparadies.net> (http://jeena.net)"],
+  "contributors": ["Jeena Paradies <spam@jeenaparadies.net> (https://jeena.net)"],
   "description": "Multiplayer browser jump and run game",
   "version": "0.1.0",
   "homepage": "http://chuck-game.tumblr.com/",
diff --git a/server.js b/server.js
index e0888bc..899c13a 100755
--- a/server.js
+++ b/server.js
@@ -21,7 +21,15 @@ var options = {
 };
 
 console.checkpoint = function (s) {
-    console.log('   \033[34mbeep  - \033[0m' + s);
+    console.log('   \033[32mbeep  - \033[0m' + s);
+}
+
+console.warn = function (s) {
+    console.log('   \033[33mwarn  - \033[0m' + s);
+}
+
+console.error = function (s) {
+    console.log('   \033[31merror - \033[0m' + s);
 }
 
 requirejs([