diff --git a/sample/Fifteen.cs b/sample/Fifteen.cs
deleted file mode 100644
index cde861557..000000000
--- a/sample/Fifteen.cs
+++ /dev/null
@@ -1,318 +0,0 @@
-using System;
-
-using Gtk;
-using Gdk;
-using Gnome;
-
-
-public class Fifteen
-{
-	const int SCRAMBLE_MOVES = 256;
-	static Gtk.Window window = null;
-	static Canvas canvas = null;
-	static BoardPiece [] board;
-		
-	static void Main (string [] args)
-	{
-		if (args.Length > 0 && args [0] == "debug")
-			BoardPiece.Debug = true;
-		Program fifteen = new Program ("Fifteen", "0.1", Modules.UI, args);
-		
-		window = new Gtk.Window ("Fifteen #");
-		VBox box = new VBox (false, 0);
-		window.Add (box);
-		window.DefaultWidth = 300;
-		window.DefaultHeight = 300;
-		
-		VBox vbox = new VBox (false, 4);
-		vbox.BorderWidth = 4;
-
-		MenuBar menu = Create_Menu ();
-		box.PackStart (menu, false, false, 0);
-		box.PackStart (vbox, false, false, 0);
-		window.DeleteEvent += new DeleteEventHandler (Window_Delete);
-
-		Alignment alignment = new Alignment (0.5f, 0.5f, 0.0f, 0.0f);
-		vbox.PackStart (alignment, true, true, 4);
-
-		Frame frame = new Frame (null);
-		frame.ShadowType = ShadowType.In;
-		alignment.Add (frame);
-
-		canvas = new Canvas ();
-		canvas.SetSizeRequest (BoardPiece.PIECE_SIZE * 4 + 1, BoardPiece.PIECE_SIZE * 4 + 1);
-		canvas.SetScrollRegion (0, 0, BoardPiece.PIECE_SIZE * 4 + 1, BoardPiece.PIECE_SIZE * 4 + 1);
-		frame.Add (canvas);
-		
-		board = new BoardPiece [16];
-
-		for (int i = 0; i < 15; i ++) {					
-			int y = i /4;
-			int x = i % 4;
-			board [i] = new BoardPiece (canvas.Root (), board, x, y, i);
-		}
-
-		box.PackStart (new HSeparator (), false, false, 0);
-		HBox hbox = new HBox (false, 4);
-		box.PackStart (hbox, true, false, 4);
-
-		// Scramble button here.
-		Button scramble = new Button ("_Scramble");
-		scramble.BorderWidth = 8;
-		scramble.Clicked += new EventHandler (Scramble);
-		scramble.CanDefault = true;
-		hbox.PackStart (scramble, true, true, 4);
-		scramble.GrabDefault ();
-
-		// Close button
-		Button close = new Button ("_Close");
-		close.BorderWidth = 8;
-		close.Clicked += new EventHandler (Quit);
-		hbox.PackStart (close, true, true, 4);
-		
-		window.ShowAll ();
-		fifteen.Run ();
-	}
-
-	static void Quit (object o, EventArgs args)
-	{
-		Application.Quit ();
-	}
-
-	static Gtk.MenuBar Create_Menu ()
-	{
-		MenuBar mb = new MenuBar ();
-		Menu file_menu = new Menu ();
-
-		ImageMenuItem scramble_item = new ImageMenuItem ("_Scramble");
-		scramble_item.Image = new Gtk.Image (Gtk.Stock.Refresh, IconSize.Menu);
-		scramble_item.Activated += new EventHandler (Scramble);
-		
-		ImageMenuItem quit_item = new ImageMenuItem ("_Quit");
-		quit_item.Image = new Gtk.Image (Gtk.Stock.Quit, IconSize.Menu);
-		quit_item.Activated += new EventHandler (Quit);
-
-		file_menu.Append (scramble_item);
-		file_menu.Append (new SeparatorMenuItem ());
-		file_menu.Append (quit_item);
-	
-		MenuItem file_item = new MenuItem ("_File");
-		file_item.Submenu = file_menu;
-		mb.Append (file_item);
-
-		Menu help_menu = new Menu ();
-		MenuItem help_item = new MenuItem ("_Help");
-		help_item.Submenu = help_menu;
-
-		ImageMenuItem about = new ImageMenuItem (Gnome.Stock.About, new AccelGroup ());
-		about.Activated += new EventHandler (About_Box);
-		help_menu.Append (about);
-		mb.Append (help_item);
-
-		return mb;
-	}
-
-	static void About_Box (object o, EventArgs args)
-	{
-		string [] authors = new string [] {
-			"Duncan Mak (duncan@ximian.com)",
-		};
-
-		string [] documenters = new string [] {};
-		string translaters = null;
-		Pixbuf pixbuf = new Pixbuf ("pixmaps/gnome-color-browser.png");
-
-		Gnome.About about = new Gnome.About ("Fifteen #", "0.1",
-						     "Copyright (C) 2002, Ximian Inc.",
-						     "A C# port of Fifteen, a gnomecanvas demo",
-						     authors, documenters, translaters,
-						     pixbuf);
-		about.Show ();
-	}
-
-
-	static void Scramble (object o, EventArgs args)
-	{
-		Random rand = new Random ();
-		int position;		
-
-		// find blank spot
-		for (position = 0; position < 16; position ++)
-			if (board [position] == null)
-				break;
-
-		for (int i = 0; i < SCRAMBLE_MOVES; i++) {
-		retry:
-			int dir = rand.Next (4);
-			int x = 0, y = 0;
-
-			if ((dir == 0) && (position > 3)) // up
-				y = -1;
-			else if ((dir == 1) && (position < 12)) // down
-				y = 1;
-			else if ((dir == 2) && ((position % 4) != 0)) // left
-				x = -1;
-			else if ((dir == 3) && ((position % 4) != 3)) // right
-				x = 1;
-			else 
-				goto retry;
-
-			int old_position = position + y * 4 + x;
-			board [position] = board [old_position];
-			board [position].Position = position;
-			board [old_position] = null;
-			board [position].Move (-x * BoardPiece.PIECE_SIZE, -y * BoardPiece.PIECE_SIZE);
-			canvas.UpdateNow ();
-			position = old_position;
-		}			
-	}
-
-	static void Window_Delete (object o, DeleteEventArgs args)
-	{
-		Application.Quit ();
-		args.RetVal = true;
-	}
-}
-
-public class BoardPiece : Gnome.CanvasGroup
-{
-	public static int PIECE_SIZE = 50;
-	public int Number;
-	int position;
-	public CanvasText Text;
-	public BoardPiece [] Board;
-	public static bool Debug = false;
-	
-	public BoardPiece (CanvasGroup group, BoardPiece [] board, int x, int y, int i)
-		: base (group, CanvasGroup.GType)
-	{
-		this.X = (x * PIECE_SIZE);
-		this.Y = (y * PIECE_SIZE);
-		this.Board = board;
-		this.Number = i;
-		this.Position = i;		
-
-		CanvasRect rect = new CanvasRect (this);
-		rect.X1 = 0.0;
-		rect.Y2 = 0.0;
-		rect.X2 = PIECE_SIZE;
-		rect.Y2 = PIECE_SIZE;
-		rect.FillColor = Color;
-		rect.OutlineColor = "black";
-		rect.WidthPixels = 0;
-		
-		CanvasText text = new CanvasText (this);
-		text.Text = (i + 1).ToString ();
-		text.X = PIECE_SIZE / 2.0;
-		text.Y = PIECE_SIZE / 2.0;
-		text.Font = "Sans Bold 24";
-		text.Anchor = AnchorType.Center;
-		text.FillColor = "black";
-
-		this.Text = text;
-		this.CanvasEvent += new Gnome.CanvasEventHandler (Piece_Event);
-	}
-
-	public string Color {
-		get {
-			int y = Number / 4;
-			int x = Number % 4;
-
-			int r = ((4 - x) * 255) / 4;
-			int g = ((4 - y) * 255) / 4;
-			int b = 128;
-
-			return String.Format ("#{0:x2}{1:x2}{2:x2}", r, g, b);
-		}
-	}
-
-	public int Position {
-		get {
-			return position;
-		}
-
-		set {
-			Board [value] = this;
-			position = value;
-		}
-	}
-
-	static void Piece_Event (object o, Gnome.CanvasEventArgs args)
-	{
-		BoardPiece piece = (BoardPiece) o;
-		Canvas canvas = piece.Canvas;
-		double dx = 0.0, dy = 0.0;
-
-		switch (args.Event.Type) {
-		case EventType.EnterNotify:
-			piece.Text.FillColor = "white";
-			args.RetVal = true;
-			break;
-
-		case EventType.LeaveNotify:
-			piece.Text.FillColor = "black";
-			args.RetVal = true;
-			break;
-
-		case EventType.ButtonPress:
-			int y = piece.Position / 4; 
-			int x = piece.Position % 4;
-			Print_Position ("from", piece.Position, true);
-			
-			bool toMove = true;
-
-			if ((y > 0) && (piece.Board [(y - 1) * 4 + x] == null)) {
-				dx = 0.0;
-				dy = -1.0;
-				y --;
-			} else if ((y < 3) && (piece.Board [(y + 1) * 4 + x] == null)) {
-				dx = 0.0;
-				dy = 1.0;
-				y ++;
-			} else if ((x > 0) && (piece.Board [y * 4 + x - 1] == null)) {
-				dx = -1.0;
-				dy = 0.0;
-				x --;
-			} else if ((x < 3) && (piece.Board [y * 4 + x + 1] == null)) {
-				dx = 1.0;
-				dy = 0.0;
-				x ++;
-			} else 
-				toMove = false;
-
-			if (toMove) {
-				int new_position = y * 4 + x;
-				Print_Position ("to", new_position, false);
- 				piece.Board [piece.Position] = null;
-				piece.Position = new_position;
-				piece.Move (dx * PIECE_SIZE, dy * PIECE_SIZE);
-				canvas.UpdateNow ();
-			} else
-				Print_Position ("to", piece.Position, false);
-
-			args.RetVal = true;
-			break;
-
-		default:
-			args.RetVal = false;
-			break;
-		}
-	}
-
-	static void Print_Position (string text, int position, bool newLine)
-	{
-		if (!Debug)
-			return;
-		else {
-			int x = position / 4;
-			int y = position % 4;
-			string output = String.Format (" {0} ({1}, {2})", text, x + 1, y + 1);
-			if (newLine)
-				Console.Write (output);
-			else
-				Console.WriteLine (output);
-		}
-	}
-
-}
-