diff -r e70a0e3555fb -r 576e7a2861ae src/de/uapcore/sudoku/ButtonPanel.java
--- a/src/de/uapcore/sudoku/ButtonPanel.java	Fri Feb 01 10:18:47 2013 +0100
+++ /dev/null	Thu Jan 01 00:00:00 1970 +0000
@@ -1,72 +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.GridBagConstraints;
-import java.awt.GridBagLayout;
-import java.awt.Insets;
-import javax.swing.JButton;
-import javax.swing.JPanel;
-
-/**
- *
- * @author mike
- */
-public final class ButtonPanel extends JPanel {
-    
-    private JButton save, check, solve;
-
-    public ButtonPanel(ActionHandler l) {
-        setLayout(new GridBagLayout());
-        
-        GridBagConstraints c = new GridBagConstraints();
-        c.insets = new Insets(10, 10, 10, 10);
-        c.fill = GridBagConstraints.HORIZONTAL;
-        c.weightx = 1;
-        
-        c.gridx = 0;
-        c.gridy = 0;
-        save = new JButton("Speichern");
-        add(save, c);
-        c.gridx++;
-        check = new JButton("Prüfen");
-        add(check, c);
-        solve = new JButton("Lösen");
-        c.gridx++;
-        add(solve, c);
-        
-        save.setActionCommand(ActionHandler.SAVE);
-        save.addActionListener(l);
-        check.setActionCommand(ActionHandler.CHECK);
-        check.addActionListener(l);
-        solve.setActionCommand(ActionHandler.SOLVE);
-        solve.addActionListener(l);
-        
-        setBackground(Color.WHITE);
-    }
-}