diff -r 0e3ef435bdc3 -r 1a8630f2e944 gui/graph_displayer_canvas-event.cc
--- a/gui/graph_displayer_canvas-event.cc	Mon Jul 25 10:33:03 2005 +0000
+++ b/gui/graph_displayer_canvas-event.cc	Mon Jul 25 11:17:23 2005 +0000
@@ -805,6 +805,9 @@
 
 void GraphDisplayerCanvas::addNewEdgeMap()
 {
+  Graph::EdgeMap<double> * emptr=new Graph::EdgeMap<double> (g);
+  mapstorage.addEdgeMap("NewEdgeMap",emptr);
+  mapwin->registerNewEdgeMap("NewEdgeMap");
   std::cout << "Add New EdgeMap is not yet implemented." << std::endl;
 }