diff --git a/simulation/Readme.md b/simulation/Readme.md
new file mode 100644
index 0000000..e897c86
--- /dev/null
+++ b/simulation/Readme.md
@@ -0,0 +1,5 @@
+# Simulation
+
+The simualation should be started with the following arguments at this position:
+ `../init.lua ws28128ClockLayout.txt config.lua`  
+
diff --git a/simulation/config.lua b/simulation/config.lua
new file mode 100644
index 0000000..b15e0a7
--- /dev/null
+++ b/simulation/config.lua
@@ -0,0 +1,13 @@
+green=0
+red=60
+blue=0
+
+color=string.char(green, red, blue)
+color1=string.char(green, red, blue)
+color2=string.char(green, red, blue)
+color3=string.char(green, red, blue)
+color4=string.char(green, red, blue)
+
+colorBg=string.char(0,0,0) -- black is the default background color
+sntpserverhostname="ptbtime1.ptb.de"
+
diff --git a/simulation/src/de/c3ma/ollo/WS2812Simulation.java b/simulation/src/de/c3ma/ollo/WS2812Simulation.java
index 9701eb3..c01d68c 100644
--- a/simulation/src/de/c3ma/ollo/WS2812Simulation.java
+++ b/simulation/src/de/c3ma/ollo/WS2812Simulation.java
@@ -88,8 +88,24 @@ public class WS2812Simulation implements LuaSimulation {
                 if (args.length >= 2) {
                     simu.setWS2812Layout(new File(args[1]));
                 }
-                
-                simu.callScript(f.getName());
+                try {
+                    if (args.length >= 3) {
+                        File additionalFile = new File(args[2]);
+                        if (additionalFile.exists() && (simu.doFile != null)) {
+                            
+                            Files.copy(additionalFile.toPath(), 
+                                    new File(simu.doFile.getWorkingDirectory() + File.separator + additionalFile.getName()).toPath());
+                            System.out.println("Integrate " + additionalFile.getName() + " into simulation");
+                        } else {
+                            System.err.println("Script " + args[2] + " cannot be found");
+                            System.exit(1);
+                        }
+                    }
+                    
+                    simu.callScript(f.getName());
+                } catch (IOException e) {
+                    System.err.println("[Nodemcu] " + e.getMessage());
+                }
             }    
         } else {
             printUsage();
diff --git a/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java b/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java
index 56e5a63..c9e6250 100644
--- a/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java
+++ b/simulation/src/de/c3ma/ollo/mockup/DoFileFunction.java
@@ -43,4 +43,12 @@ public class DoFileFunction extends OneArgFunction {
         this.workingDir = workingDir;
     }
 
+    public String getWorkingDirectory() {
+        if (workingDir != null) {
+            return workingDir.getAbsolutePath();
+        } else {
+            return null;
+        }
+    }
+
 }
diff --git a/simulation/src/de/c3ma/ollo/mockup/ui/WS2812Layout.java b/simulation/src/de/c3ma/ollo/mockup/ui/WS2812Layout.java
index 2d9f0bf..8737040 100644
--- a/simulation/src/de/c3ma/ollo/mockup/ui/WS2812Layout.java
+++ b/simulation/src/de/c3ma/ollo/mockup/ui/WS2812Layout.java
@@ -172,7 +172,7 @@ public class WS2812Layout extends JFrame {
             } else {
                 sb.append("" + this.getText());
             }
-            sb.append(Integer.toHexString(this.getForeground().getRed()) + 
+            sb.append("|" + Integer.toHexString(this.getForeground().getRed()) + 
                     " " + Integer.toHexString(this.getForeground().getGreen()) +
                     " " + Integer.toHexString(this.getForeground().getBlue()));