diff --git a/.gitignore b/.gitignore
index 2020924ed476be278cab9210762fc867736ac676..cd2e7ca2436cee30b9bc51996e260844729371cb 100644
--- a/.gitignore
+++ b/.gitignore
@@ -7,3 +7,5 @@
 dist/
 .DS_Store
 Tests/FunctionalTests/Jobs
+/.gitignore
+/MANIFEST
diff --git a/MDANSE/GUI/Icons/atom.png b/MDANSE/GUI/Icons/atom.png
new file mode 100644
index 0000000000000000000000000000000000000000..3cd2a54dea3934b7508acbdc905f67a683cc3f82
Binary files /dev/null and b/MDANSE/GUI/Icons/atom.png differ
diff --git a/MDANSE/GUI/Icons/periodic_table.png b/MDANSE/GUI/Icons/periodic_table.png
index e2ccc9251f9168a965ed5af2159ab446422ddf74..d78f49f91d11a2fbf9da2346a7c705c498047ef5 100644
Binary files a/MDANSE/GUI/Icons/periodic_table.png and b/MDANSE/GUI/Icons/periodic_table.png differ
diff --git a/MDANSE/GUI/MainFrame.py b/MDANSE/GUI/MainFrame.py
index 8396192e546d7397e2beae2f0dfc519f6a90cb8f..485ed8c824e353653c6680123fa866286a93dd53 100644
--- a/MDANSE/GUI/MainFrame.py
+++ b/MDANSE/GUI/MainFrame.py
@@ -187,10 +187,9 @@ class MainFrame(wx.Frame):
                 
         loadDataButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["load",32,32], 'Load a trajectory')
         periodicTableButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["periodic_table",32,32], 'Launch the periodic table viewer')
-        elementsDatabaseButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["element",32,32], 'Launch the elements database editor')
+        elementsDatabaseButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["atom",32,32], 'Launch the elements database editor')
         plotButton = self._toolbar.AddSimpleTool(wx.ID_ANY,ICONS["plot",32,32], 'Launch the NetCDF plotter')
         udButton = self._toolbar.AddSimpleTool(wx.ID_ANY,ICONS["user",32,32], 'Launch the user definitions editor')
-        atomButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["atom",32,32], 'Create an atom database entry')
         preferencesButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["preferences",32,32], 'Launch the preferences editor')
         registryButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["registry",32,32], 'Inspect MDANSE classes framework')
         templateButton = self._toolbar.AddSimpleTool(wx.ID_ANY, ICONS["template",32,32], 'Save a template for a new analysis')
@@ -211,7 +210,6 @@ class MainFrame(wx.Frame):
         self.Bind(wx.EVT_MENU, self.on_start_plotter, plotButton)
         self.Bind(wx.EVT_MENU, self.on_set_preferences, preferencesButton)
         self.Bind(wx.EVT_MENU, self.on_open_user_definitions, udButton)
-        self.Bind(wx.EVT_MENU, self.on_create_atom_database_entry, atomButton)
         self.Bind(wx.EVT_MENU, self.on_open_classes_registry, registryButton)
         self.Bind(wx.EVT_MENU, self.on_save_job_template, templateButton)
         self.Bind(wx.EVT_MENU, self.on_about, aboutButton)
@@ -270,10 +268,6 @@ or directly to the MDANSE mailing list:
         d.ShowModal()
         d.Destroy()
 
-    def on_create_atom_database_entry(self,event):
-        
-        print "coucou"
-
     def on_simple_help(self,event):
 
         path = os.path.join(PLATFORM.doc_path(),'simple_help.txt')