diff -r b1be10a9a2b6 -r bf355fd6563e nbtab.cc
--- a/nbtab.cc	Thu Jan 05 01:54:24 2006 +0000
+++ b/nbtab.cc	Thu Jan 05 12:30:09 2006 +0000
@@ -7,6 +7,8 @@
 
   //connecting signals - controller character
   mapstorage.signal_prop_ch().connect(sigc::mem_fun(*gd_canvas, &GraphDisplayerCanvas::propertyChange));
+  mapstorage.signal_node_map_ch().connect(sigc::mem_fun(*this, &NoteBookTab::registerNewNodeMap));
+  mapstorage.signal_edge_map_ch().connect(sigc::mem_fun(*this, &NoteBookTab::registerNewEdgeMap));
   show_all_children();
   show();
 }