diff --git a/src/ui/window/JDialogTimeIntervalUnit.java b/src/ui/window/JDialogTimeIntervalUnit.java
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+/**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 JDialogTimeIntervalUnit
+ * Dialog for managing Time Intervals with units
+ * Creation: 10/11/2008
+ * @version 1.0 10/11/2008
+ * @author Ludovic APVRILLE
+ * @see
+ */
+
+package ui.window;
+
+import java.awt.*;
+import java.awt.event.*;
+import javax.swing.*;
+import ui.*;
+
+public class JDialogTimeIntervalUnit extends javax.swing.JDialog implements ActionListener  {
+    
+    private String[] arrayDelay;
+	private boolean hasMaxDelay;
+    
+    private JPanel panel1;
+    
+    // Panel1
+    private JTextField text1, text2;
+	private JComboBox unit;
+    
+    // Main Panel
+    private JButton closeButton;
+    private JButton cancelButton;
+    
+    private String id1, id2;
+    
+    /** Creates new form  */
+    // arrayDelay: [0] -> minDelay ; [1] -> maxDelay
+    public JDialogTimeIntervalUnit(Frame f, String[] _arrayDelay, boolean _hasMaxDelay, String title) {
+        
+        super(f, title, true);
+        arrayDelay = _arrayDelay;
+		hasMaxDelay = _hasMaxDelay;
+        initComponents();
+        myInitComponents();
+        pack();
+    }
+    
+    public JDialogTimeIntervalUnit(Frame f, String[] _arrayDelay, boolean _hasMaxDelay, String title, String _id1, String _id2) {
+        
+        super(f, title, true);
+        arrayDelay = _arrayDelay;
+		hasMaxDelay = _hasMaxDelay;
+        id1 = _id1;
+        id2 = _id2;
+        initComponents();
+        myInitComponents();
+        pack();
+    }
+    
+    private void myInitComponents() {
+    }
+    
+    private void initComponents() {
+        Container c = getContentPane();
+        GridBagLayout gridbag0 = new GridBagLayout();
+        GridBagLayout gridbag1 = new GridBagLayout();
+        GridBagConstraints c0 = new GridBagConstraints();
+        GridBagConstraints c1 = new GridBagConstraints();
+        
+        setFont(new Font("Helvetica", Font.PLAIN, 14));
+        c.setLayout(gridbag0);
+        
+        setDefaultCloseOperation(JFrame.DISPOSE_ON_CLOSE);
+        
+        panel1 = new JPanel();
+        panel1.setLayout(gridbag1);
+        if ((id1 != null) && (id2 != null)) {
+            panel1.setBorder(new javax.swing.border.TitledBorder("setting " + id1 + " and " + id2));
+        } else {            
+            panel1.setBorder(new javax.swing.border.TitledBorder("setting min and max delays"));
+        }
+        panel1.setPreferredSize(new Dimension(300, 150));
+        
+        // first line panel1
+        c1.weighty = 1.0;
+        c1.weightx = 1.0;
+        c1.gridwidth = GridBagConstraints.REMAINDER; //end row
+        c1.fill = GridBagConstraints.BOTH;
+        c1.gridheight = 1;
+        panel1.add(new JLabel(" "), c1);
+        
+        // second line panel1
+        c1.gridwidth = 1;
+        c1.gridheight = 1;
+        c1.weighty = 1.0;
+        c1.weightx = 1.0;
+        c1.anchor = GridBagConstraints.CENTER;
+        c1.fill = GridBagConstraints.HORIZONTAL;
+        c1.anchor = GridBagConstraints.CENTER;
+        
+        // min
+        if ((id1 != null) && (id2 != null)) {
+            panel1.add(new JLabel(id1 + " = "), c1);
+        } else {
+            panel1.add(new JLabel(" min = "), c1);
+        }
+        c1.gridwidth = GridBagConstraints.REMAINDER; //end row
+        text1 = new JTextField(arrayDelay[0], 15);
+        panel1.add(text1, c1);
+        
+        // max
+		if (hasMaxDelay) {
+			c1.gridwidth = 1;
+			if ((id1 != null) && (id2 != null)) {
+				panel1.add(new JLabel(id2 + " = "), c1);
+			} else {
+				panel1.add(new JLabel(" max = "), c1);
+			}  
+			c1.gridwidth = GridBagConstraints.REMAINDER; //end row
+			text2 = new JTextField(arrayDelay[1], 15);
+			panel1.add(text2, c1);
+		}
+		
+		c1.gridwidth = 1;
+		panel1.add(new JLabel(" unit = "), c1);
+		c1.gridwidth = GridBagConstraints.REMAINDER; //end row
+		unit = new JComboBox();
+		unit.addItem("ns");
+		unit.addItem("us");
+		unit.addItem("ms");
+		unit.addItem("s");
+		unit.setSelectedItem(arrayDelay[2]);
+		panel1.add(unit, c1);
+        
+        // main panel;
+        c0.gridwidth = 1;
+        c0.gridheight = 10;
+        c0.weighty = 1.0;
+        c0.weightx = 1.0;
+        c0.gridwidth = GridBagConstraints.REMAINDER; //end row
+        
+        c.add(panel1, c0);
+        
+        c0.gridwidth = 1;
+        c0.gridheight = 1;
+        c0.fill = GridBagConstraints.HORIZONTAL;
+        closeButton = new JButton("Save and Close", IconManager.imgic25);
+        //closeButton.setPreferredSize(new Dimension(600, 50));
+        closeButton.addActionListener(this);
+        c.add(closeButton, c0);
+        c0.gridwidth = GridBagConstraints.REMAINDER; //end row
+        cancelButton = new JButton("Cancel", IconManager.imgic27);
+        cancelButton.addActionListener(this);
+        c.add(cancelButton, c0);
+    }
+    
+    public void	actionPerformed(ActionEvent evt)  {
+        String command = evt.getActionCommand();
+        
+        // Compare the action command to the known actions.
+        if (command.equals("Save and Close"))  {
+            closeDialog();
+        } else if (command.equals("Cancel")) {
+            cancelDialog();
+        }
+    }
+    
+    
+    public void closeDialog() {
+        arrayDelay[0] = text1.getText();
+		if (text2 != null) {
+			arrayDelay[1] = text2.getText();
+		}
+		arrayDelay[2] = unit.getSelectedItem().toString();
+        dispose();
+    }
+    
+    public void cancelDialog() {
+        dispose();
+    }
+}