diff --git a/src/main/java/com/bib/essensbestellungsverwaltung/LoginController.java b/src/main/java/com/bib/essensbestellungsverwaltung/LoginController.java
index 6f96348..6cc85e1 100644
--- a/src/main/java/com/bib/essensbestellungsverwaltung/LoginController.java
+++ b/src/main/java/com/bib/essensbestellungsverwaltung/LoginController.java
@@ -1,4 +1,3 @@
-/*Reshad Meher*/
 package com.bib.essensbestellungsverwaltung;
 
 import javafx.fxml.FXML;
@@ -15,6 +14,7 @@ import java.util.HashMap;
 public class LoginController {
     @FXML
     private TextField tfEmail;
+
     @FXML
     private PasswordField pfPassword;
 
@@ -25,20 +25,18 @@ public class LoginController {
         String email = tfEmail.getText();
         String password = pfPassword.getText();
         if(benutzerMap.containsKey(email) && benutzerMap.containsValue(password)){
-            FXMLLoader fxmlLoader = new FXMLLoader(StartViewApplication.class.getResource("menue-view.fxml"));
-            Scene scene = new Scene(fxmlLoader.load(), 950,480);
-            HelloApplication.primary.setScene(scene);
+            // if user is worker: StartViewApplication.changeScene("workerMenu-view.fxml");
+            StartViewApplication.changeScene("parentMenu-view.fxml");
         }else {
             Alert alert = new Alert(Alert.AlertType.ERROR,"Email oder Passwort ist falsch");
             alert.showAndWait();
         }
+
         tfEmail.setText("");
         pfPassword.setText("");
     }
     @FXML
     protected void changeToSignUp() throws IOException {
-        FXMLLoader fxmlLoader = new FXMLLoader(StartViewApplication.class.getResource("signUp-view.fxml"));
-        Scene scene = new Scene(fxmlLoader.load(), 950,480);
-        HelloApplication.primary.setScene(scene);
+        StartViewApplication.changeScene("signUp-view.fxml");
     }
 }
diff --git a/src/main/java/com/bib/essensbestellungsverwaltung/StartViewApplication.java b/src/main/java/com/bib/essensbestellungsverwaltung/StartViewApplication.java
index fe03394..ffc7b5a 100644
--- a/src/main/java/com/bib/essensbestellungsverwaltung/StartViewApplication.java
+++ b/src/main/java/com/bib/essensbestellungsverwaltung/StartViewApplication.java
@@ -7,6 +7,7 @@ package com.bib.essensbestellungsverwaltung;
 
 import javafx.application.Application;
 import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
 import javafx.scene.Scene;
 import javafx.stage.Stage;
 
@@ -14,11 +15,12 @@ import java.io.IOException;
 
 public class StartViewApplication extends Application {
     public static Stage primary;
+
     @Override
     public void start(Stage stage) throws IOException {
         FXMLLoader fxmlLoader = new FXMLLoader(StartViewApplication.class.getResource("login-view.fxml"));
-        Scene scene = new Scene(fxmlLoader.load(), 950,480);
-        //stage = primary;
+        Scene scene = new Scene(fxmlLoader.load(), 1200, 750);
+        primary = stage;
         stage.setTitle("Essen Bestellung im Kindergarten");
         stage.setScene(scene);
         stage.show();
@@ -34,4 +36,9 @@ public class StartViewApplication extends Application {
         //Database.deleteSample();
         launch();
     }
+
+    public static void changeScene(String scene) throws IOException {
+        Parent p = FXMLLoader.load(StartViewApplication.class.getResource(scene));
+        primary.getScene().setRoot(p);
+    }
 }
\ No newline at end of file
diff --git a/src/main/java/com/bib/essensbestellungsverwaltung/WorkerMenuController.java b/src/main/java/com/bib/essensbestellungsverwaltung/WorkerMenuController.java
new file mode 100644
index 0000000..42d7bcb
--- /dev/null
+++ b/src/main/java/com/bib/essensbestellungsverwaltung/WorkerMenuController.java
@@ -0,0 +1,95 @@
+package com.bib.essensbestellungsverwaltung;
+
+import javafx.fxml.FXML;
+import javafx.fxml.FXMLLoader;
+import javafx.scene.Parent;
+import javafx.scene.control.Button;
+import javafx.scene.input.MouseEvent;
+import javafx.scene.layout.BorderPane;
+
+import java.io.IOException;
+
+public class WorkerMenuController {
+    @FXML
+    public BorderPane contentView;
+
+    @FXML
+    Button tagesbestellungButton;
+    @FXML
+    Button wochenplanButton;
+    @FXML
+    Button monatsabrechnungButton;
+    @FXML
+    Button mitarbeiterButton;
+    @FXML
+    Button mahlzeitButton;
+    @FXML
+    Button einstellungenButton;
+
+    @FXML
+    public void initialize() {
+        changePage("menue-view.fxml");
+        setButtonActive(tagesbestellungButton);
+    }
+
+    @FXML
+    public void onTagesbestellungenClick(MouseEvent mouseEvent) {
+        changePage("menue-view.fxml");
+        setButtonActive(tagesbestellungButton);
+    }
+
+    @FXML
+    public void onWochenplanClick(MouseEvent mouseEvent) {
+        changePage("createFoodplan-view.fxml");
+        setButtonActive(wochenplanButton);
+    }
+
+    @FXML
+    public void onMonatsabrechnungClick(MouseEvent mouseEvent) {
+        changePage("invoice-view.fxml");
+        setButtonActive(monatsabrechnungButton);
+    }
+
+
+    @FXML
+    public void onMitarbeiterClick(MouseEvent mouseEvent) {
+        changePage("createCoworker-view.fxml");
+        setButtonActive(mitarbeiterButton);
+    }
+
+
+    @FXML
+    public void onMahlzeitClick(MouseEvent mouseEvent) {
+        changePage("createFood-view.fxml");
+        setButtonActive(mahlzeitButton);
+    }
+
+
+    public void onEinstellungenClick(MouseEvent mouseEvent) {
+        setButtonActive(einstellungenButton);
+    }
+
+    @FXML
+    public void onAusloggenClick(MouseEvent mouseEvent) throws IOException {
+        StartViewApplication.changeScene("parentMenu-view.fxml");
+    }
+
+    private void changePage(String page) {
+        try {
+            Parent root = FXMLLoader.load(getClass().getResource(page));
+            contentView.setCenter(root);
+        } catch (IOException e) {
+            throw new RuntimeException(e);
+        }
+    }
+
+    private void setButtonActive(Button b) {
+        tagesbestellungButton.getStyleClass().remove("active");
+        monatsabrechnungButton.getStyleClass().remove("active");
+        wochenplanButton.getStyleClass().remove("active");
+        mahlzeitButton.getStyleClass().remove("active");
+        mitarbeiterButton.getStyleClass().remove("active");
+        einstellungenButton.getStyleClass().remove("active");
+        b.getStyleClass().add("active");
+    }
+}