diff --git a/Makefile b/Makefile
index a8b7fca1b2173efd6f36680cebc34d68feee973b..95e1a3fc304e7b91f8b371c232f02d47edaed374 100755
--- a/Makefile
+++ b/Makefile
@@ -64,7 +64,7 @@ TTOOL_PATH := $(shell /bin/pwd)
 TTOOL_SRC = $(TTOOL_PATH)/src
 TTOOL_WEBCRAWLER_SRC = $(TTOOL_PATH)/src/web/crawler
 TTOOL_BIN = $(TTOOL_PATH)/bin
-TTOOL_CLASSPATH_BINARY = $(TTOOL_BIN)/JavaPlot.jar:$(TTOOL_BIN)/commons-codec-1.10.jar:$(TTOOL_BIN)/commons-io-2.4-javadoc.jar:$(TTOOL_BIN)/commons-io-2.4.jar:$(TTOOL_BIN)/derby.jar:$(TTOOL_BIN)/derbyclient-10.9.1.0.jar:$(TTOOL_BIN)/derbynet.jar:$(TTOOL_BIN)/dom4j-1.6.1.jar:$(TTOOL_BIN)/jaxen-1.1.6.jar:$(TTOOL_BIN)/jsoup-1.8.1.jar:$(TTOOL_BIN)/opencloud.jar:.
+TTOOL_CLASSPATH_BINARY = $(TTOOL_BIN)/JavaPlot.jar:$(TTOOL_BIN)/commons-codec-1.10.jar:$(TTOOL_BIN)/commons-io-2.4-javadoc.jar:$(TTOOL_BIN)/commons-io-2.4.jar:$(TTOOL_BIN)/derby.jar:$(TTOOL_BIN)/derbyclient-10.9.1.0.jar:$(TTOOL_BIN)/derbynet.jar:$(TTOOL_BIN)/dom4j-1.6.1.jar:$(TTOOL_BIN)/jaxen-1.1.6.jar:$(TTOOL_BIN)/jsoup-1.8.1.jar:$(TTOOL_BIN)/opencloud.jar:$(TTOOL_BIN)/gs-core-1.3.jar:.
 TTOOL_MODELING = $(TTOOL_PATH)/modeling
 #TTOOL_MODELING = $(TTOOL_PATH)/figures
 TTOOL_EXECUTABLECODE = $(TTOOL_PATH)/executablecode
diff --git a/bin/gs-core-1.3.jar b/bin/gs-core-1.3.jar
new file mode 100644
index 0000000000000000000000000000000000000000..c8f50fdb351542ba539e0972e6bd75b962044a0a
Binary files /dev/null and b/bin/gs-core-1.3.jar differ
diff --git a/src/ui/graph/AUTGraph.java b/src/ui/graph/AUTGraph.java
index e6b8b5347fc8fe7f7903e6487636e211c7ad44f6..94e4beb269795b32b6f4b19cd72d37428956e5ab 100755
--- a/src/ui/graph/AUTGraph.java
+++ b/src/ui/graph/AUTGraph.java
@@ -49,6 +49,7 @@ import java.util.*;
 import java.io.*;
 
 import myutil.*;
+import org.graphstream.graph.implementations.*;
 
 public class AUTGraph  implements myutil.Graph {
 
@@ -385,4 +386,24 @@ public class AUTGraph  implements myutil.Graph {
         }
     }
 
+    public void display() {
+	MultiNode node;
+	AbstractEdge edge;
+	
+	MultiGraph graph = new MultiGraph("TTool graph");
+	for(AUTState state: states) {
+	    node = graph.addNode("" + state.id);
+	    node.addAttribute("ui.label", "" + state.id);
+	}
+	int cpt = 0;
+	for(AUTTransition transition: transitions) {
+	    edge = graph.addEdge(""+cpt, ""+transition.origin, ""+transition.destination, true);
+	    edge.addAttribute("ui.label", transition.transition);
+	    cpt ++;
+	}
+	//graph.addAttribute("ui.stylesheet", "graph { fill-color: red; }");
+	graph.display();
+
+    }
+
 }
diff --git a/src/ui/graph/AUTState.java b/src/ui/graph/AUTState.java
index 01ba7c8ef09408362500b05c09a4717173100ffe..d54b6cdb14484e4840e346724d518301f363644b 100755
--- a/src/ui/graph/AUTState.java
+++ b/src/ui/graph/AUTState.java
@@ -1,104 +1,104 @@
 /**Copyright or (C) or Copr. GET / ENST, Telecom-Paris, Ludovic Apvrille
 
-ludovic.apvrille AT enst.fr
-
-This software is a computer program whose purpose is to allow the 
-edition of TURTLE analysis, design and deployment diagrams, to 
-allow the generation of RT-LOTOS or Java code from this diagram, 
-and at last to allow the analysis of formal validation traces 
-obtained from external tools, e.g. RTL from LAAS-CNRS and CADP 
-from INRIA Rhone-Alpes.
-
-This software is governed by the CeCILL  license under French law and
-abiding by the rules of distribution of free software.  You can  use, 
-modify and/ or redistribute the software under the terms of the CeCILL
-license as circulated by CEA, CNRS and INRIA at the following URL
-"http://www.cecill.info". 
-
-As a counterpart to the access to the source code and  rights to copy,
-modify and redistribute granted by the license, users are provided only
-with a limited warranty  and the software's author,  the holder of the
-economic rights,  and the successive licensors  have only  limited
-liability. 
-
-In this respect, the user's attention is drawn to the risks associated
-with loading,  using,  modifying and/or developing or reproducing the
-software by the user in light of its specific status of free software,
-that may mean  that it is complicated to manipulate,  and  that  also
-therefore means  that it is reserved for developers  and  experienced
-professionals having in-depth computer knowledge. Users are therefore
-encouraged to load and test the software's suitability as regards their
-requirements in conditions enabling the security of their systems and/or 
-data to be ensured and,  more generally, to use and operate it in the 
-same conditions as regards security. 
-
-The fact that you are presently reading this means that you have had
-knowledge of the CeCILL license and that you accept its terms.
-
-/**
- * Class AUTState
- * Creation : 05/03/2008
- ** @version 1.0 05/03/2008
- * @author Ludovic APVRILLE
- * @see 
- */
- 
+   ludovic.apvrille AT enst.fr
+
+   This software is a computer program whose purpose is to allow the
+   edition of TURTLE analysis, design and deployment diagrams, to
+   allow the generation of RT-LOTOS or Java code from this diagram,
+   and at last to allow the analysis of formal validation traces
+   obtained from external tools, e.g. RTL from LAAS-CNRS and CADP
+   from INRIA Rhone-Alpes.
+
+   This software is governed by the CeCILL  license under French law and
+   abiding by the rules of distribution of free software.  You can  use,
+   modify and/ or redistribute the software under the terms of the CeCILL
+   license as circulated by CEA, CNRS and INRIA at the following URL
+   "http://www.cecill.info".
+
+   As a counterpart to the access to the source code and  rights to copy,
+   modify and redistribute granted by the license, users are provided only
+   with a limited warranty  and the software's author,  the holder of the
+   economic rights,  and the successive licensors  have only  limited
+   liability.
+
+   In this respect, the user's attention is drawn to the risks associated
+   with loading,  using,  modifying and/or developing or reproducing the
+   software by the user in light of its specific status of free software,
+   that may mean  that it is complicated to manipulate,  and  that  also
+   therefore means  that it is reserved for developers  and  experienced
+   professionals having in-depth computer knowledge. Users are therefore
+   encouraged to load and test the software's suitability as regards their
+   requirements in conditions enabling the security of their systems and/or
+   data to be ensured and,  more generally, to use and operate it in the
+   same conditions as regards security.
+
+   The fact that you are presently reading this means that you have had
+   knowledge of the CeCILL license and that you accept its terms.
+
+   /**
+   * Class AUTState
+   * Creation : 05/03/2008
+   ** @version 1.0 05/03/2008
+   * @author Ludovic APVRILLE
+   * @see
+   */
+
 package ui.graph;
 
 import java.util.*;
 
 public class AUTState  {
-    
+
     public int id;
     public ArrayList<AUTTransition> inTransitions; // Arriving to that state
-	public ArrayList<AUTTransition> outTransitions; // Departing from that state
-	public boolean met = false;
-    
+    public ArrayList<AUTTransition> outTransitions; // Departing from that state
+    public boolean met = false;
+
     public AUTState(int _id) {
         id = _id;
-		inTransitions = new ArrayList<AUTTransition>();
-		outTransitions = new ArrayList<AUTTransition>();
+        inTransitions = new ArrayList<AUTTransition>();
+        outTransitions = new ArrayList<AUTTransition>();
+    }
+
+    public void addInTransition(AUTTransition tr) {
+        inTransitions.add(tr);
+    }
+
+    public void addOutTransition(AUTTransition tr) {
+        outTransitions.add(tr);
     }
-	
-	public void addInTransition(AUTTransition tr) {
-		inTransitions.add(tr);
-	}
-	
-	public void addOutTransition(AUTTransition tr) {
-		outTransitions.add(tr);
-	}
-    
-	public int getNbInTransitions() {
-		return inTransitions.size();
-	}
-	
-	public int getNbOutTransitions() {
-		return outTransitions.size();
-	}
-	
-	public boolean hasTransitionTo(int destination) {
-		for(AUTTransition aut1 : outTransitions) {
-			if (aut1.destination == destination) {
-				return true;
-			}
-		}
-		return false;
-	}
-	
-	public AUTTransition returnRandomTransition() {
-		int size = outTransitions.size();
-		if (size == 0) {
-			return null;
-		}
-		
-		if (size == 1) {
-			return outTransitions.get(0);
-		}
-		
-		Random generator = new Random();
-		int choice = generator.nextInt(size);
-		return outTransitions.get(choice);
-		
-	}
-
-}
\ No newline at end of file
+
+    public int getNbInTransitions() {
+        return inTransitions.size();
+    }
+
+    public int getNbOutTransitions() {
+        return outTransitions.size();
+    }
+
+    public boolean hasTransitionTo(int destination) {
+        for(AUTTransition aut1 : outTransitions) {
+            if (aut1.destination == destination) {
+                return true;
+            }
+        }
+        return false;
+    }
+
+    public AUTTransition returnRandomTransition() {
+        int size = outTransitions.size();
+        if (size == 0) {
+            return null;
+        }
+
+        if (size == 1) {
+            return outTransitions.get(0);
+        }
+
+        Random generator = new Random();
+        int choice = generator.nextInt(size);
+        return outTransitions.get(choice);
+
+    }
+
+}
diff --git a/src/ui/window/JFrameStatistics.java b/src/ui/window/JFrameStatistics.java
index 01adedaea22250f626f5da2793e848815c5d9a76..0532a9e00ff31b23c7ff2da2fbe0fdd15a3732c0 100755
--- a/src/ui/window/JFrameStatistics.java
+++ b/src/ui/window/JFrameStatistics.java
@@ -99,6 +99,7 @@ public  class JFrameStatistics extends JFrame implements ActionListener, Stoppab
     JTextField combo1, combo2, combo3, combo4;
     JTextField text1, text2;
     JButton goPath, goPathL, savePath, savePathL;
+    private JButton showGraph;
 
     public synchronized void stopElement() {
         if (computingPath) {
@@ -289,6 +290,14 @@ public  class JFrameStatistics extends JFrame implements ActionListener, Stoppab
         transition.setText(String.valueOf(graph.getNbOfTransitions()));
         jp.add(transition);
 
+	showGraph = new JButton("Display graph");
+	showGraph.addActionListener(this);
+	if (graph.getNbOfStates() < 10000) {
+	    jp.add(showGraph);
+	}
+
+	
+
         if (shouldIStop()) {
             return;
         }
@@ -555,7 +564,9 @@ public  class JFrameStatistics extends JFrame implements ActionListener, Stoppab
             saveAutomata(lastShortestAutomata);
         } else if (evt.getSource() == savePathL) {
             saveAutomata(lastLongestAutomata);
-        }
+        } else if (evt.getSource() == showGraph) {
+	    graph.display();
+	}
     }
 
     private void saveAutomata(Automata aut) {