diff --git a/hurricane/src/hurricane/ExtensionSlice.cpp b/hurricane/src/hurricane/ExtensionSlice.cpp
index daa4e507..8f065ed5 100644
--- a/hurricane/src/hurricane/ExtensionSlice.cpp
+++ b/hurricane/src/hurricane/ExtensionSlice.cpp
@@ -51,6 +51,7 @@ namespace Hurricane {
 
 
   unsigned int  ExtensionSlice::_masks = 0;
+  vector<Name>  ExtensionSlice::_names;
 
 
   ExtensionSlice::ExtensionSlice ( Cell* cell, const Name& name, ExtensionSlice::Mask mask )
@@ -95,7 +96,16 @@ namespace Hurricane {
                   , getString(name).c_str()
                   );
 
-    ExtensionSlice* slice = new ExtensionSlice(cell,name,(1<<++_masks));
+    size_t ibit = 0;
+    for ( ibit=0 ; ibit<_masks ; ibit++ ) {
+      if ( _names[ibit] == name ) break;
+    }
+    if ( ibit == _masks ) {
+      _names.push_back ( name );
+      _masks++;
+    }
+
+    ExtensionSlice* slice = new ExtensionSlice(cell,name,(1<<ibit));
 
     return slice;
   }
diff --git a/hurricane/src/hurricane/Occurrence.cpp b/hurricane/src/hurricane/Occurrence.cpp
index 3aeb7140..b89451ab 100644
--- a/hurricane/src/hurricane/Occurrence.cpp
+++ b/hurricane/src/hurricane/Occurrence.cpp
@@ -134,6 +134,16 @@ Box Occurrence::getBoundingBox() const
     return _sharedPath->getTransformation().getBox(_entity->getBoundingBox());
 }
 
+Box Occurrence::getBoundingBox(const BasicLayer* basicLayer) const
+// ***************************************************************
+{
+  const Component* component = dynamic_cast<const Component*>(_entity);
+  if ( not component ) return getBoundingBox();
+    
+  if (!_sharedPath) return component->getBoundingBox(basicLayer);
+  return _sharedPath->getTransformation().getBox(component->getBoundingBox(basicLayer));
+}
+
 bool Occurrence::hasProperty() const
 // ********************************
 {
diff --git a/hurricane/src/hurricane/hurricane/ExtensionSlice.h b/hurricane/src/hurricane/hurricane/ExtensionSlice.h
index 0ff179a0..ba03e1a5 100644
--- a/hurricane/src/hurricane/hurricane/ExtensionSlice.h
+++ b/hurricane/src/hurricane/hurricane/ExtensionSlice.h
@@ -78,6 +78,7 @@ namespace Hurricane {
     private:
     // Internal: Attributes.
       static  unsigned int        _masks;
+      static  vector<Name>        _names;
               Cell*               _cell;
               Name                _name;
               Mask                _mask;
diff --git a/hurricane/src/hurricane/hurricane/Occurrence.h b/hurricane/src/hurricane/hurricane/Occurrence.h
index 80cd3414..33f04fc9 100644
--- a/hurricane/src/hurricane/hurricane/Occurrence.h
+++ b/hurricane/src/hurricane/hurricane/Occurrence.h
@@ -29,6 +29,7 @@ namespace Hurricane {
 class Entity;
 class SharedPath;
 class Quark;
+class BasicLayer;
 
 
 
@@ -72,6 +73,7 @@ class Occurrence {
     public: Property* getProperty(const Name& name) const;
     public: Properties getProperties() const;
     public: Box getBoundingBox() const;
+    public: Box getBoundingBox(const BasicLayer*) const;
 
 // Predicates
 // **********
diff --git a/hurricane/src/hviewer/CMakeLists.txt b/hurricane/src/hviewer/CMakeLists.txt
index 10017a17..a71f3f66 100644
--- a/hurricane/src/hviewer/CMakeLists.txt
+++ b/hurricane/src/hviewer/CMakeLists.txt
@@ -112,14 +112,14 @@
            add_library ( hviewer-static  STATIC ${cpps} ${MOC_SRCS} ${RCC_SRCS} )
  target_link_libraries ( hviewer-static  hurricane-static
                                          ${QT_LIBRARIES}
-                                         ${Boost_LIBRARIES}
+#                                        ${Boost_LIBRARIES}
                        )
                install ( TARGETS         hviewer-static DESTINATION /lib )
  else ( BUILD_STATIC )
            add_library ( hviewer         SHARED ${cpps} ${MOC_SRCS} ${RCC_SRCS} )
  target_link_libraries ( hviewer         hurricane
                                          ${QT_LIBRARIES}
-                                         ${Boost_LIBRARIES}
+#                                        ${Boost_LIBRARIES}
                        )
                install ( TARGETS         hviewer        DESTINATION /lib )
  endif ( BUILD_STATIC )
diff --git a/hurricane/src/hviewer/SelectCommand.cpp b/hurricane/src/hviewer/SelectCommand.cpp
index 9b7077d6..e91612d8 100644
--- a/hurricane/src/hviewer/SelectCommand.cpp
+++ b/hurricane/src/hviewer/SelectCommand.cpp
@@ -23,11 +23,12 @@
 // x-----------------------------------------------------------------x
 
 
+#include  <QString>
 #include  <QMouseEvent>
 #include  <QKeyEvent>
 #include  <QAction>
 
-#include  <boost/regex.hpp>
+//#include  <boost/regex.hpp>
 
 #include  "hurricane/Path.h"
 #include  "hurricane/Entity.h"
@@ -140,8 +141,8 @@ namespace Hurricane {
   {
     ltrace(80) << "Occurrences_GetNets::Locator::progress()" << endl;
 
-    boost::regex   pattern ( "onymous" );
-    boost::smatch  match;
+  //boost::regex   pattern ( "onymous" );
+  //boost::smatch  match;
 
     for ( ; _primaryLoc->isValid() ; _primaryLoc->progress() ) {
       Occurrence element = _primaryLoc->getElement();
@@ -152,8 +153,11 @@ namespace Hurricane {
       Net*       net = component->getNet();
       Occurrence netOccurrence ( net, element.getPath() );
 
+      //if ( _hideAnonymous
+      //   and boost::regex_search(getString(net->getName()),match,pattern,boost::match_extra) )
+      //  continue;
       if ( _hideAnonymous
-         and boost::regex_search(getString(net->getName()),match,pattern,boost::match_extra) )
+         and QString(getString(net->getName()).c_str()).contains("onymous") )
         continue;
 
       _element = getHyperNetRootNetOccurrence ( netOccurrence );
@@ -238,16 +242,15 @@ namespace Hurricane {
         event->accept ();
 
         QRect selectArea ( event->pos() - QPoint(2,2), QSize(4,4) );
-      //_selectionPopup->loadOccurrences ( _cellWidget->getOccurrencesUnder(selectArea) );
         Occurrences  selection;
         switch ( _selectMode ) {
-          case 0:
+          case AllMode: // 0
             selection = _cellWidget->getOccurrencesUnder(selectArea);
             break;
-          case 1:
+          case NetMode: // 1
             selection = Occurrences_GetNets(_cellWidget->getOccurrencesUnder(selectArea),false);
             break;
-          case 2:
+          case NoAnonNetMode: // 2
             selection = Occurrences_GetNets(_cellWidget->getOccurrencesUnder(selectArea),true);
             break;
         }
diff --git a/hurricane/src/hviewer/hurricane/viewer/Command.h b/hurricane/src/hviewer/hurricane/viewer/Command.h
index 6f782082..8432aa02 100644
--- a/hurricane/src/hviewer/hurricane/viewer/Command.h
+++ b/hurricane/src/hviewer/hurricane/viewer/Command.h
@@ -27,10 +27,9 @@
 #define  __HURRICANE_COMMAND_H__
 
 
+#include  <string>
 #include  <map>
 
-using std::map;
-
 
 class QKeyEvent;
 class QMouseEvent;
@@ -39,6 +38,8 @@ class QWheelEvent;
 
 namespace Hurricane {
 
+  using std::map;
+  using std::string;
 
   class CellWidget;
 
diff --git a/hurricane/src/hviewer/hurricane/viewer/SelectCommand.h b/hurricane/src/hviewer/hurricane/viewer/SelectCommand.h
index a10d46f8..51819861 100644
--- a/hurricane/src/hviewer/hurricane/viewer/SelectCommand.h
+++ b/hurricane/src/hviewer/hurricane/viewer/SelectCommand.h
@@ -51,10 +51,14 @@ namespace Hurricane {
   class SelectCommand : public QObject, public AreaCommand {
       Q_OBJECT;
 
+    public:
+      enum SelectMode { AllMode=0, NetMode=1, NoAnonNetMode=2 };
     public:
                              SelectCommand     ();
       virtual               ~SelectCommand     ();
       virtual const string&  getName           () const;
+      inline  unsigned int   getSelectMode     () const;
+      inline  void           setSelectMode     ( unsigned int );
       virtual void           keyPressEvent     ( QKeyEvent* );
       virtual void           mousePressEvent   ( QMouseEvent* );
       virtual void           mouseReleaseEvent ( QMouseEvent* );
@@ -71,6 +75,10 @@ namespace Hurricane {
   };
 
 
+  inline unsigned int  SelectCommand::getSelectMode () const { return _selectMode; }
+  inline void          SelectCommand::setSelectMode ( unsigned int mode ) { _selectMode = mode%3; }
+
+
 } // End of Hurricane namespace.