diff --git a/memorytrainer.app.js b/memorytrainer.app.js
old mode 100644
new mode 100755
index be6eebb..c9a6795
--- a/memorytrainer.app.js
+++ b/memorytrainer.app.js
@@ -37,12 +37,45 @@ function animate100x100img_big2small(img, minscale, maxscale) {
 
 function homescreen() {
   g.clear();
-  if(moduleList.length == 0) {
-    E.showMessage("No module to load.\nExiting...", {"title": "ERROR", "img": atob("FBQBAfgAf+Af/4P//D+fx/n+f5/v+f//n//5//+f//n////3//5/n+P//D//wf/4B/4AH4A=")});
-    wait(5);
-    Bangle.showLauncher();
-  }
-  E.showMessage(":/\nModules aren't implemented yet.\nSee you soon!", "COMING SOON");
+  var boolean = false;
+  var number = 50;
+
+  // Main menu
+  var mainmenu = {
+    "" : { title : "What to do?" },
+    "Learn Pi, 3.141592" : () => { E.showMenu(pimenu); },
+    "----": () => {},
+    "Exit": () => { Bangle.showLauncher(); }, // remove the menu
+  };
+
+  // Pi-Menu
+  var pimenu = {
+    "" : "3.1415926535", "< Back": () => { E.showMenu(mainmenu); },
+    "------": undefined,
+    "001-020": () => {  E.showPrompt("1415926535", { "title": "001-020", "buttons": {"< Back": true} }).then(function(v) { showMenu(pimenu); });  },
+    "021-040": () => {  },
+    "041-060": () => {  },
+    "061-080": () => {  },
+    "081-100": () => {  },
+    "101-120": () => {  },
+    "121-140": () => {  },
+    "141-160": () => {  },
+    "161-180": () => {  },
+    "181-200": () => {  },
+    "201-220": () => {  },
+    "221-240": () => {  },
+    "241-260": () => {  },
+    "261-280": () => {  },
+    "281-300": () => {  },
+    "301-320": () => {  },
+    "321-340": () => {  },
+    "341-360": () => {  },
+    "361-380": () => {  },
+    "381-400": () => {  }
+  };
+
+  // Actually display the menu
+  E.showMenu(mainmenu);
 }
 
 function setupWizard() {
@@ -87,6 +120,8 @@ function welcome(new_user) {
 
 // now the real code begins
 var settings = getSettings();
+var currentModule = 0;
+var moduleInterval;  // interval for the modules to be called
 
 animate100x100img_big2small(storage.read("memorytrainer.png"), 0.1, 1.5);
 if(settings.firstrun) {
diff --git a/memorytrainer.icons.json b/memorytrainer.icons.json
old mode 100644
new mode 100755
diff --git a/memorytrainer.info b/memorytrainer.info
old mode 100644
new mode 100755
diff --git a/memorytrainer.launcher.png b/memorytrainer.launcher.png
old mode 100644
new mode 100755
diff --git a/memorytrainer.png b/memorytrainer.png
old mode 100644
new mode 100755
diff --git a/pi.memorytrainer.js b/pi.memorytrainer.js
new file mode 100755
index 0000000..8ecb9d8
--- /dev/null
+++ b/pi.memorytrainer.js
@@ -0,0 +1,13 @@
+(() => {
+
+function drawFace(ret) {
+    if(!ret) {
+        g.clear();
+        E.showMessage("Testmessage from pi.memorytrainer.js!", "TEST");
+        ret = true;
+    }
+    return ret;
+}
+
+return { drawFace: drawFace, call_interval: 1000 };
+})();