diff --git a/Nasal/canvas/gui.nas b/Nasal/canvas/gui.nas
index 06de098c7..9bc469d71 100644
--- a/Nasal/canvas/gui.nas
+++ b/Nasal/canvas/gui.nas
@@ -452,97 +452,3 @@ var Dialog = {
     return Window.new(size, type, id);
   }
 };
-
-# Canvas GUI demo
-#
-#  Shows an icon in the top-right corner which upon click opens a simple window
-#
-var initDemo = func
-{
-  var dlg = canvas.Window.new([32,32]);
-  dlg.setInt("tf/t[1]", 4)
-     .setInt("right", 4);
-  var my_canvas = dlg.createCanvas()
-                     .setColorBackground(0,0,0,0);
-  var root = my_canvas.createGroup();
-  canvas.parsesvg(root, "gui/dialogs/images/icon-aircraft.svg");
-
-  my_canvas.addEventListener("mouseover", func(event)
-  {
-    debug.dump( props.wrapNode(event.target._node_ghost) );
-  });
-  my_canvas.addEventListener("click", func(e)
-  {
-    var dlg = canvas.Window.new([400,300], "dialog")
-                           .set("resize", 1);
-    var my_canvas = dlg.createCanvas()
-                       .set("background", style.getColor("bg_color"));
-
-    my_canvas.addEventListener("click", func(e) { printf("click: screen(%.1f|%.1f) client(%.1f|%.1f) click count = %d", e.screenX, e.screenY, e.clientX, e.clientY, e.click_count); });
-    my_canvas.addEventListener("dblclick", func(e) { printf("dblclick: screen(%.1f|%.1f) client(%.1f|%.1f)", e.screenX, e.screenY, e.clientX, e.clientY); });
-    my_canvas.addEventListener("drag", func(e) { printf("drag: screen(%.1f|%.1f) client(%.1f|%.1f) local(%.1f|%.1f) delta(%.1f|%.1f)", e.screenX, e.screenY, e.clientX, e.clientY, e.localX, e.localY, e.deltaX, e.deltaY); });
-    my_canvas.addEventListener("wheel", func(e) { printf("wheel: screen(%.1f|%.1f) client(%.1f|%.1f) %.1f", e.screenX, e.screenY, e.clientX, e.clientY, e.deltaY); });
-    var root = my_canvas.createGroup();
-    root.createChild("image")
-        .set("src", "http://wiki.flightgear.org/skins/common/images/icons-fg-135.png");
-    var text =
-      root.createChild("text")
-          .setText("This could be used for building an 'Aircraft Help' dialog.\nYou can also #use it to play around with the new Canvas system :). β")
-          .setTranslation(10, 30)
-          .setAlignment("left-top")
-          .setFontSize(14)
-          .setFont("LiberationFonts/LiberationSans-Regular.ttf")
-          .set("max-width", 380)
-          .setColor(0,0,0);
-    var text_move =
-      root.createChild("text")
-          .setText("Mouse moved over text...")
-          .set("character-size", 15)
-          .set("font", "LiberationFonts/LiberationSans-Bold.ttf")
-          .set("alignment", "left-center")
-          .setTranslation(20, 200)
-          .set("fill", "#ff0000")
-          .hide();
-    var visible_count = 0;
-    text.addEventListener("mouseover", func text_move.show());
-    text.addEventListener("mouseout", func text_move.hide());
-    text.addEventListener("mousemove", func(e) { printf("move: screen(%.1f|%.1f) client(%.1f|%.1f) local(%.1f|%.1f) delta(%.1f|%.1f)", e.screenX, e.screenY, e.clientX, e.clientY, e.localX, e.localY, e.deltaX, e.deltaY); });
-    text.set("fill", style.getColor("text_color"));
-
-    gui.widgets.Button.new(root, style, {})
-                      .setText("Ok")
-                      .move(20,  250)
-                      .setSize(64, 26);
-    gui.widgets.Button.new(root, style, {})
-                      .setText("Apply")
-                      .move(100, 250)
-                      .setSize(64, 26);
-    gui.widgets.Button.new(root, style, {})
-                      .setText("Cancel")
-                      .move(180, 200)
-                      .setSize(64, 64);
-
-    var scroll = gui.widgets.ScrollArea.new(root, style, {})
-                                       .move(20, 100)
-                                       .setSize(96, 128);
-    var txt = scroll.getContent().createChild("text")
-                       .set("text", "01hallo\n02asdasd\n03\n04\n05asdasd06\n07ß\n08\n09asdasd\n10\n11");
-    scroll.update();
-
-    txt.addEventListener("mouseover", func txt.set("fill", "red"));
-    txt.addEventListener("mouseout", func txt.set("fill", "green"));
-  });
-}
-
-(func {
-var init_listener = setlistener("/nasal/canvas/loaded", func(p)
-{
-  if( !p.getValue() )
-    return;
-
-  removelistener(init_listener);
-
-  if( getprop("/sim/gui/canvas/demo") )
-    initDemo();
-}, 1, 0);
-})();