diff --git a/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/MainActivity.java b/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/MainActivity.java
index 163e997d33dcb5a387f99443b95f7a06f7afc986..670d68667433b8a66145e32f8447d2ee81ec6442 100644
--- a/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/MainActivity.java
+++ b/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/MainActivity.java
@@ -5,6 +5,9 @@ import android.content.DialogInterface;
 import android.support.v7.app.ActionBarActivity;
 import android.os.Bundle;
 import android.view.KeyEvent;
+import android.view.Menu;
+import android.view.MenuInflater;
+import android.view.MenuItem;
 import android.view.View;
 import android.widget.AdapterView;
 import android.widget.ArrayAdapter;
@@ -19,6 +22,7 @@ import java.util.ArrayList;
 
 import ms.itsecteam.warpdrink.data.User;
 import ms.itsecteam.warpdrink.dialogs.ChargeDialog;
+import ms.itsecteam.warpdrink.dialogs.NewUserDialog;
 import ms.itsecteam.warpdrink.orderList.ListViewAdapter;
 import ms.itsecteam.warpdrink.orderList.Order;
 
@@ -35,6 +39,12 @@ public class MainActivity extends ActionBarActivity implements View.OnClickListe
     private ArrayList<Double> order;
     private User currentUser;
 
+    public boolean onCreateOptionsMenu(Menu menu) {
+        MenuInflater inflater = getMenuInflater();
+        inflater.inflate(R.menu.menu_main, menu);
+        return true;
+    }
+
     @Override
     protected void onCreate(Bundle savedInstanceState) {
         super.onCreate(savedInstanceState);
@@ -46,7 +56,7 @@ public class MainActivity extends ActionBarActivity implements View.OnClickListe
         new User(5, "detlef", 0.5).save();
 
         getWindow().addFlags(View.SYSTEM_UI_FLAG_LAYOUT_FULLSCREEN);
-        getSupportActionBar().hide();
+     //   getSupportActionBar().hide();
         setContentView(R.layout.activity_main);
 
 
@@ -159,6 +169,9 @@ public class MainActivity extends ActionBarActivity implements View.OnClickListe
             case R.id.btnLogout:
                 clearCurrentUser();
                 break;
+            case R.id.btnAddUser:
+                new NewUserDialog(this).show();
+                break;
             case R.id.btnRefresh:
                 Toast.makeText(this,"refresh"  ,Toast.LENGTH_LONG).show();
                 break;
@@ -190,4 +203,19 @@ public class MainActivity extends ActionBarActivity implements View.OnClickListe
         this.currentUser.save();
         this.clearCurrentUser();
     }
+    public boolean onOptionsItemSelected(MenuItem item) {
+        switch (item.getItemId()) {
+            case R.id.action_settings:
+                Toast.makeText(this, "Settings selected", Toast.LENGTH_SHORT).show();
+                break;
+            case R.id.action_new_user:
+                new NewUserDialog(this).show();
+                break;
+            default:
+                break;
+        }
+
+        return true;
+    }
+
 }
diff --git a/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/data/DataApi.java b/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/data/DataApi.java
new file mode 100644
index 0000000000000000000000000000000000000000..093f144d6bb3e9145cf877bc1b71fcd2104eb508
--- /dev/null
+++ b/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/data/DataApi.java
@@ -0,0 +1,31 @@
+package ms.itsecteam.warpdrink.data;
+
+/**
+ * Created by Chris on 27.06.2015.
+ */
+public class DataApi {
+
+    public static boolean addUser(String name) {
+        if(User.getByName(name) == null) {
+            User u = new User();
+            u.setName(name);
+            u.save();
+            remoteSaveNewUser(u);
+            localRefreshUserData();
+            return true;
+        }
+        return false;
+    }
+
+    public static void localRefreshUserData() {
+
+    }
+
+    private static boolean remoteSaveNewUser(User u) {
+        return true;
+    }
+
+    public static User remoteGetUser(int userid) {
+        return new User();
+    }
+}
diff --git a/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/dialogs/NewUserDialog.java b/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/dialogs/NewUserDialog.java
new file mode 100644
index 0000000000000000000000000000000000000000..1241c57ca26bdc8966b645b32ae0dfeaf384fc0d
--- /dev/null
+++ b/WarpDrinkApp/app/src/main/java/ms/itsecteam/warpdrink/dialogs/NewUserDialog.java
@@ -0,0 +1,60 @@
+package ms.itsecteam.warpdrink.dialogs;
+
+import android.app.Dialog;
+import android.os.Bundle;
+import android.view.View;
+import android.view.Window;
+import android.widget.Button;
+import android.widget.TextView;
+import android.widget.Toast;
+
+import ms.itsecteam.warpdrink.MainActivity;
+import ms.itsecteam.warpdrink.R;
+import ms.itsecteam.warpdrink.data.DataApi;
+import ms.itsecteam.warpdrink.data.User;
+
+public class NewUserDialog extends Dialog implements
+        View.OnClickListener {
+
+    public MainActivity c;
+    public Dialog d;
+    public Button btnAddUser;
+    public TextView txtUsername;
+    public NewUserDialog(MainActivity a) {
+        super(a);
+        this.c = a;
+    }
+
+    @Override
+    protected void onCreate(Bundle savedInstanceState) {
+        super.onCreate(savedInstanceState);
+        requestWindowFeature(Window.FEATURE_NO_TITLE);
+        setContentView(R.layout.new_user_dialog);
+        this.btnAddUser = (Button) findViewById(R.id.btnAddUser);
+        this.btnAddUser.setOnClickListener(this);
+        this.txtUsername = (TextView) findViewById(R.id.txtUsername);
+
+
+    }
+
+    @Override
+    public void onClick(View v) {
+        switch (v.getId()) {
+            case R.id.btnAddUser:
+                String username = this.txtUsername.getText().toString();
+                if (!username.equals("")) {
+                    if(!DataApi.addUser(username)) {
+                        Toast.makeText(v.getContext(),"Username ist schon vorhanden",Toast.LENGTH_LONG).show();
+                    } else {
+                        Toast.makeText(v.getContext(),"User angelegt",Toast.LENGTH_LONG).show();
+                        dismiss();
+                    }
+                } else {
+                    Toast.makeText(v.getContext(),"Username darf nicht leer sein",Toast.LENGTH_LONG).show();
+                }
+                break;
+            default:
+                break;
+        }
+    }
+}
diff --git a/WarpDrinkApp/app/src/main/res/drawable/ic_menu_add.png b/WarpDrinkApp/app/src/main/res/drawable/ic_menu_add.png
new file mode 100644
index 0000000000000000000000000000000000000000..89620af8c03d187d47c7630e9c2a257b88e9e176
Binary files /dev/null and b/WarpDrinkApp/app/src/main/res/drawable/ic_menu_add.png differ
diff --git a/WarpDrinkApp/app/src/main/res/layout/activity_main.xml b/WarpDrinkApp/app/src/main/res/layout/activity_main.xml
index 34f62a8585d56704fcd2ffbb4f7acabf05e1682b..fe095e2108285f1f706858b78028ff3352d5b6a6 100644
--- a/WarpDrinkApp/app/src/main/res/layout/activity_main.xml
+++ b/WarpDrinkApp/app/src/main/res/layout/activity_main.xml
@@ -18,14 +18,15 @@
             <LinearLayout
                 android:orientation="vertical"
                 android:layout_width="464dp"
-                android:layout_height="match_parent">
+                android:layout_height="wrap_content">
 
                 <LinearLayout
                     android:orientation="horizontal"
                     android:layout_width="match_parent"
                     android:layout_height="50dp"
                     android:layout_row="0"
-                    android:layout_column="1">
+                    android:layout_column="1"
+                    android:weightSum="1">
 
                     <TextView
                         android:layout_width="wrap_content"
@@ -40,14 +41,15 @@
                         android:layout_height="20px" />
 
                     <AutoCompleteTextView
-                        android:layout_width="350dp"
+                        android:layout_width="340dp"
                         android:layout_height="wrap_content"
                         android:id="@+id/atxvName"
                         android:imeOptions="actionNext"
                         android:singleLine="true"
                         android:layout_columnSpan="1"
                         android:layout_row="0"
-                        android:layout_column="0" />
+                        android:layout_column="0"
+                        android:layout_weight="0.54" />
 
                     <ImageButton
                         android:layout_width="30dp"
diff --git a/WarpDrinkApp/app/src/main/res/layout/new_user_dialog.xml b/WarpDrinkApp/app/src/main/res/layout/new_user_dialog.xml
new file mode 100644
index 0000000000000000000000000000000000000000..7439f4cf1650028eb46165b3c6022a8902a224d6
--- /dev/null
+++ b/WarpDrinkApp/app/src/main/res/layout/new_user_dialog.xml
@@ -0,0 +1,39 @@
+<?xml version="1.0" encoding="utf-8"?>
+<LinearLayout xmlns:android="http://schemas.android.com/apk/res/android"
+    android:orientation="vertical" android:layout_width="wrap_content"
+    android:layout_height="wrap_content">
+
+    <Space
+        android:layout_width="20px"
+        android:layout_height="20px" />
+
+    <TextView
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:textAppearance="?android:attr/textAppearanceMedium"
+        android:text="@string/name"
+        android:id="@+id/lblUserName" />
+
+    <Space
+        android:layout_width="20px"
+        android:layout_height="20px" />
+
+    <EditText
+        android:layout_width="358dp"
+        android:layout_height="wrap_content"
+        android:inputType="textPersonName"
+        android:ems="10"
+        android:id="@+id/txtUsername" />
+
+    <Button
+        android:layout_width="wrap_content"
+        android:layout_height="wrap_content"
+        android:text="@string/addNewUser"
+        android:id="@+id/btnAddUser" />
+
+    <Space
+        android:layout_width="20px"
+        android:layout_height="20px" />
+
+
+</LinearLayout>
\ No newline at end of file
diff --git a/WarpDrinkApp/app/src/main/res/menu/menu_main.xml b/WarpDrinkApp/app/src/main/res/menu/menu_main.xml
index b1cb90811d785634832cd130f3dd257d3f86560e..056ff9c36effcc1db409dceb5dba610db19e281d 100644
--- a/WarpDrinkApp/app/src/main/res/menu/menu_main.xml
+++ b/WarpDrinkApp/app/src/main/res/menu/menu_main.xml
@@ -1,6 +1,13 @@
 <menu xmlns:android="http://schemas.android.com/apk/res/android"
     xmlns:app="http://schemas.android.com/apk/res-auto"
     xmlns:tools="http://schemas.android.com/tools" tools:context=".MainActivity">
-    <item android:id="@+id/action_settings" android:title="@string/action_settings"
-        android:orderInCategory="100" app:showAsAction="never" />
+    <item
+        android:id="@+id/action_settings"
+        android:title="Settings" />
+    <item
+        android:id="@+id/action_new_user"
+        android:orderInCategory="100"
+        android:icon="@drawable/ic_menu_refresh"
+        android:title="@string/addNewUser" />
+
 </menu>
diff --git a/WarpDrinkApp/app/src/main/res/values/strings.xml b/WarpDrinkApp/app/src/main/res/values/strings.xml
index 4bf4b1de575d60a8172f9d42046a3e014d5e79a2..3f128e3b2c523e84179c0d535087e31da4cbda24 100644
--- a/WarpDrinkApp/app/src/main/res/values/strings.xml
+++ b/WarpDrinkApp/app/src/main/res/values/strings.xml
@@ -21,6 +21,7 @@
     <string name="confirm_payment">Willst du wirklich %1$,.2f Euro bezahlen?</string>
     <string name="credit">Guthaben: %1$,.2f Euro</string>
     <string name="total">Gesamt: %1$,.2f Euro</string>
+    <string name="addNewUser">Benutzer hinzufügen</string>
 
     <style name="ButtonText">
         <item name="android:layout_width">fill_parent</item>