diff -r e70a0e3555fb -r 576e7a2861ae src/de/uapcore/sudoku/Sudoku.java
--- a/src/de/uapcore/sudoku/Sudoku.java	Fri Feb 01 10:18:47 2013 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,73 +0,0 @@
-/*
- * Copyright 2013 Mike Becker. All rights reserved.
- * 
- * Redistribution and use in source and binary forms, with or without
- * modification, are permitted provided that the following conditions are met:
- * 
- * 1. Redistributions of source code must retain the above copyright
- *    notice, this list of conditions and the following disclaimer.
- * 
- * 2. Redistributions in binary form must reproduce the above copyright
- *    notice, this list of conditions and the following disclaimer in the
- *    documentation and/or other materials provided with the distribution.
- * 
- * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS IS"
- * AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE
- * IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE
- * ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR CONTRIBUTORS BE
- * LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL, EXEMPLARY, OR
- * CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO, PROCUREMENT OF
- * SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR PROFITS; OR BUSINESS
- * INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF LIABILITY, WHETHER IN
- * CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE)
- * ARISING IN ANY WAY OUT OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE
- * POSSIBILITY OF SUCH DAMAGE.
- */
-
-package de.uapcore.sudoku;
-
-import java.awt.Color;
-import java.awt.Container;
-import java.awt.GridBagConstraints;
-import java.awt.GridBagLayout;
-import java.awt.Insets;
-import javax.swing.JFrame;
-
-/**
- *
- * @author mike
- */
-public final class Sudoku extends JFrame {
-    
-    public Sudoku() {
-        super("Sudoku");
-        
-        Field f = new Field();
-        ActionHandler h = new ActionHandler(f);
-        setJMenuBar(new MainMenu(h).getMenuBar());
-        
-        Container content = getContentPane();
-        
-        content.setLayout(new GridBagLayout());
-        GridBagConstraints c = new GridBagConstraints();
-        c.insets = new Insets(20, 20, 20, 20);
-        c.fill = GridBagConstraints.HORIZONTAL;
-        
-        c.gridx = 0; c.gridy = 0;
-        content.add(f, c);
-        c.gridy++;
-        content.add(new ButtonPanel(h), c);
-        
-        pack();
-        content.setBackground(Color.WHITE);
-        setLocationByPlatform(true);
-        setDefaultCloseOperation(EXIT_ON_CLOSE);
-    }
-
-    /**
-     * @param args the command line arguments
-     */
-    public static void main(String[] args) {
-        new Sudoku().setVisible(true);
-    }
-}