diff --git a/cs623/proj1/RetirementCalculator.java b/cs623/proj1/RetirementCalculator.java
index 009bc9c..52862f2 100644
--- a/cs623/proj1/RetirementCalculator.java
+++ b/cs623/proj1/RetirementCalculator.java
@@ -1,13 +1,15 @@
 
-import java.applet.*;
 import java.awt.*;
+import javax.swing.*;
 import java.util.*;
 
-public class RetirementCalculator extends Applet
+public class RetirementCalculator extends JApplet
 {
     public void init()
     {
         setLayout(new BorderLayout());
+        JButton b = new JButton("Hi");
+        add("South", b);
     }
 
     public void destroy()