diff -r 1d3a1bcbc874 -r ed7da82bbecf gui/graph_displayer_canvas-edge.cc
--- a/gui/graph_displayer_canvas-edge.cc	Wed Jul 20 22:36:37 2005 +0000
+++ b/gui/graph_displayer_canvas-edge.cc	Thu Jul 21 19:28:29 2005 +0000
@@ -118,6 +118,7 @@
 	{
 	  if(mapname!="Default")
 	    {
+	      edgemap_to_edit=mapname;
 	      double number=(*(mapstorage.edgemap_storage)[mapname])[i];
 	      int length=1;
 	      //if number is smaller than one, length would be negative, or invalid
@@ -146,6 +147,7 @@
 	    }
 	  else
 	    {
+	      edgemap_to_edit="";
 	      edgetextmap[i]->property_text().set_value("");
 	    }
 	}