diff --git a/src/main/java/ChatGUI.java b/src/main/java/ChatGUI.java
index a521d26..93c62e7 100644
--- a/src/main/java/ChatGUI.java
+++ b/src/main/java/ChatGUI.java
@@ -33,7 +33,7 @@ public class ChatGUI implements ActionListener {
 	JMenuItem green = new JMenuItem("green");
 
 	JMenuItem exit = new JMenuItem("Exit");
-	
+
 	private JButton popupButton;
 
 	JTextField inputTextField = new JTextField();
@@ -59,6 +59,7 @@ public class ChatGUI implements ActionListener {
 		JMenu colors = new JMenu("font-colors");
 		JMenu size = new JMenu("font-size");
 		
+		// Create Pop-Up Button
 		popupButton = new JButton("Popup-Nachricht senden");
 		popupButton.addActionListener(this);
 
@@ -118,7 +119,7 @@ public class ChatGUI implements ActionListener {
 
 		new ChatGUI();
 	}
-	
+
 	// add-message method with time stamp
 	void addMessage(String message) {
 		String timeStamp = new SimpleDateFormat("HH:mm:ss").format(new Date());
@@ -157,17 +158,15 @@ public class ChatGUI implements ActionListener {
 			outputTextArea.setFont(outputTextArea.getFont().deriveFont(Font.PLAIN, 20));
 		}
 		if (e.getSource() == popupButton) {
-            String message = inputTextField.getText();
-            inputTextField.setText("");
-            sendPopupMessage(message);
-        }
+			String message = inputTextField.getText();
+			inputTextField.setText("");
+			sendPopupMessage(message);
+		}
 
-	
 	}
 
-	    public void sendPopupMessage(String message) {
-	        JOptionPane.showMessageDialog(gui, message);
-	    }
-
+	public void sendPopupMessage(String message) {
+		JOptionPane.showMessageDialog(gui, message);
+	}
 
 }