diff -r 56e60e9eb2da -r 3bb5553ec41b src/hugo/graph_wrapper.h
--- a/src/hugo/graph_wrapper.h	Sat Jul 24 14:01:31 2004 +0000
+++ b/src/hugo/graph_wrapper.h	Sat Jul 24 14:33:37 2004 +0000
@@ -209,6 +209,9 @@
     
     bool forward(const Edge& e) const { return graph->forward(e); }
     bool backward(const Edge& e) const { return graph->backward(e); }
+
+    int id(const Node& v) const { return graph->id(v); }
+    int id(const Edge& e) const { return graph->id(e); }
     
     Edge opposite(const Edge& e) const { return Edge(graph->opposite(e)); }