diff --git a/NPSimulation/icons/NPToolLogo.png b/NPSimulation/icons/NPToolLogo.png
new file mode 100644
index 0000000000000000000000000000000000000000..df56ad7caa18f7e0754fb520b78060c68b955659
Binary files /dev/null and b/NPSimulation/icons/NPToolLogo.png differ
diff --git a/NPSimulation/macro/aliases.mac b/NPSimulation/macro/aliases.mac
index 33d4a9eb195214b7e70d316207bb3b3c71f188fd..5d257853c3e7d423beaab669fa013822e6801c99 100644
--- a/NPSimulation/macro/aliases.mac
+++ b/NPSimulation/macro/aliases.mac
@@ -14,5 +14,5 @@
 /control/alias gui_zoomout "/vis/viewer/zoom 0.5"
 /control/alias gui_empty "/"
 /control/alias gui_exit "exit"
-
+/control/alias gui_nptool "./scripts/url.sh"
 
diff --git a/NPSimulation/macro/gui.mac b/NPSimulation/macro/gui.mac
index 45c92454b4dc9305115239dde6407092b1d40bfb..0f51b6e06cd087396e5fe98e9c4edd6324dca2aa 100644
--- a/NPSimulation/macro/gui.mac
+++ b/NPSimulation/macro/gui.mac
@@ -21,10 +21,13 @@
 /gui/addMenu custom "Custom View"
 /gui/addButton custom "Add Axis" "/vis/scene/add/axes"
 /gui/addButton custom "Add Beam axis" "{gui_beam}"
-/gui/addButton custom "Add Scorer Hits" "/vis/scene/add/psHits"
-/gui/addButton custom "Add Hits" "/vis/scene/add/hits"
 /gui/addButton custom "Add Event ID" "/vis/scene/add/eventID"
 
+# No hit collection is implemented
+#/gui/addButton custom "Add Scorer Hits" "/vis/scene/add/psHits"
+#/gui/addButton custom "Add Hits" "/vis/scene/add/hits"
+
+/gui/addIcon "nptool" user_icon "/gui/system {gui_nptool}" icons/NPToolLogo.png
 /gui/addIcon "Exit" user_icon "{gui_exit}" icons/power.png
 /gui/addIcon "There is nothing here" user_icon "{gui_empty}" icons/empty.png 
 /gui/addIcon "Run beam on" user_icon "/run/beamOn" icons/rocket.png
diff --git a/NPSimulation/scripts/url.sh b/NPSimulation/scripts/url.sh
new file mode 100755
index 0000000000000000000000000000000000000000..b0698a947e018739480c94fdcd1ed298a080abed
--- /dev/null
+++ b/NPSimulation/scripts/url.sh
@@ -0,0 +1,23 @@
+# *****************************************************************************
+# * Copyright (C) 2009   this file is part of the NPTool Project              *
+# *                                                                           *
+# * For the licensing terms see $NPTOOL/Licence/NPTool_Licence                *
+# * For the list of contributors see $NPTOOL/Licence/Contributors             *
+# *****************************************************************************/
+
+# *****************************************************************************
+# * Original Author: A. Matta  contact address: a.matta@surrey.ac.uk          *
+# *                                                                           *
+# * Creation Date  : 05/11/14                                                 *
+# * Last update    :                                                          *
+# *---------------------------------------------------------------------------*
+# * Decription: This script open then ptool website                           *
+# *                                                                           *
+# *---------------------------------------------------------------------------*
+# * Comment:                                                                  *
+# *                                                                           *
+# *                                                                           *
+# *****************************************************************************
+
+#! /bin/bash
+open https://github.com/adrien-matta/nptool
diff --git a/NPSimulation/src/EventAction.cc b/NPSimulation/src/EventAction.cc
index 5e96f1b7658727718cd7d009a161cd6d489755ce..acdbee2a080965336e089a1ee10e6b83930f3790 100644
--- a/NPSimulation/src/EventAction.cc
+++ b/NPSimulation/src/EventAction.cc
@@ -52,7 +52,6 @@ EventAction::~EventAction(){
 void EventAction::BeginOfEventAction(const G4Event* event){
 
    if ((event->GetEventID() + 1) % m_printModulo == 0)
-//      G4cout << "Event: " << event->GetEventID() + 1 << G4endl;
       G4cout << "\rEvent: " << event->GetEventID() + 1 << flush;
 }