File list (Check if you may need any files):
JOptionPane\.classpath
...........\.project
...........\.settings\org.eclipse.jdt.core.prefs
...........\bin\append.class
...........\...\grapes.gif
...........\...\JCheckBoxMenuItem1$1.class
...........\...\JCheckBoxMenuItem1$2.class
...........\...\JCheckBoxMenuItem1.class
...........\...\JOptionPane_Demo.class
...........\...\mathDialog.class
...........\...\Test001.class
...........\...\TestDialog.class
...........\...\TestMenu$1.class
...........\...\TestMenu.class
...........\src\append.java
...........\...\grapes.gif
...........\...\JCheckBoxMenuItem1.java
...........\...\JOptionPane_Demo.java
...........\...\mathDialog.java
...........\...\Test001.java
...........\...\TestDialog.java
...........\...\TestMenu.java
...........\.settings
...........\bin
...........\src
JOptionPane