diff --git a/kicad/kicad.cpp b/kicad/kicad.cpp
index 361960d32c..60690d6af2 100644
--- a/kicad/kicad.cpp
+++ b/kicad/kicad.cpp
@@ -1,10 +1,7 @@
-/*****************************************************************************/
-
 /**
  * @file kicad.cpp
  * @brief Main kicad library manager file
  */
-/*****************************************************************************/
 
 #include "fctsys.h"
 #include "appl_wxstruct.h"
@@ -24,7 +21,7 @@
 
 #include "build_version.h"
 
-const wxString g_KicadPrjFilenameExtension(wxT(".pro") );
+const wxString g_KicadPrjFilenameExtension( wxT( ".pro" ) );
 
 /* Import functions */
 char* GetFileName( char* FullPathName );
@@ -42,17 +39,21 @@ IMPLEMENT_APP( WinEDA_App )
 /* MacOSX: Needed for file association
  * http://wiki.wxwidgets.org/WxMac-specific_topics
  */
-void WinEDA_App::MacOpenFile(const wxString &fileName) {
-    KICAD_MANAGER_FRAME * frame = ((KICAD_MANAGER_FRAME*)GetTopWindow());
-    wxFileName    fn = fileName;
+void WinEDA_App::MacOpenFile( const wxString &fileName )
+{
+    KICAD_MANAGER_FRAME* frame = (KICAD_MANAGER_FRAME*) GetTopWindow();
+    wxFileName fn = fileName;
 
     frame->m_ProjectFileName = fn;
 
     if( m_fileHistory.GetCount() )
     {
         frame->m_ProjectFileName = m_fileHistory.GetHistoryFile( 0 );
+
         if( !frame->m_ProjectFileName.FileExists() )
+        {
             m_fileHistory.RemoveFileFromHistory( 0 );
+        }
         else
         {
             wxCommandEvent cmd( 0, wxID_FILE1 );
@@ -60,20 +61,23 @@ void WinEDA_App::MacOpenFile(const wxString &fileName) {
         }
     }
 
-    frame->SetTitle( GetTitle() + wxT( " " ) + GetBuildVersion() +
-                     wxT( " " ) + frame->m_ProjectFileName.GetFullPath() );
+    wxString title = GetTitle() + wxT( " " ) + GetBuildVersion() +
+        wxT( " " ) + frame->m_ProjectFileName.GetFullPath();
+
+    if( !fn.IsDirWritable() )
+        title += _( " [Read Only]" );
+
+    frame->SetTitle( title );
 
     frame->m_LeftWin->ReCreateTreePrj();
 
     frame->PrintMsg( _( "Working dir: " ) + frame->m_ProjectFileName.GetPath() +
-              _( "\nProject: " ) + frame->m_ProjectFileName.GetFullName() +
-              wxT( "\n" ) );
+                     _( "\nProject: " ) + frame->m_ProjectFileName.GetFullName() +
+                     wxT( "\n" ) );
 }
 
 
-/*****************************************************************************/
 bool WinEDA_App::OnInit()
-/*****************************************************************************/
 {
     KICAD_MANAGER_FRAME* frame;
 
@@ -81,21 +85,26 @@ bool WinEDA_App::OnInit()
 
     // read current setup and reopen last directory if no filename to open in command line
     bool reopenLastUsedDirectory = argc == 1;
-    GetSettings(reopenLastUsedDirectory);
+    GetSettings( reopenLastUsedDirectory );
 
     /* Make nameless project translatable */
     wxFileName namelessProject( wxGetCwd(), NAMELESS_PROJECT, ProjectFileExtension );
 
     frame = new KICAD_MANAGER_FRAME( NULL, wxT( "KiCad" ),
-                                  wxPoint( 30, 20 ), wxSize( 600, 400 ) );
+                                     wxPoint( 30, 20 ), wxSize( 600, 400 ) );
 
     if( argc > 1 )
+    {
         frame->m_ProjectFileName = argv[1];
+    }
     else if( m_fileHistory.GetCount() )
     {
         frame->m_ProjectFileName = m_fileHistory.GetHistoryFile( 0 );
+
         if( !frame->m_ProjectFileName.FileExists() )
+        {
             m_fileHistory.RemoveFileFromHistory( 0 );
+        }
         else
         {
             wxCommandEvent cmd( 0, wxID_FILE1 );
@@ -110,8 +119,13 @@ bool WinEDA_App::OnInit()
         frame->OnLoadProject( cmd );
     }
 
-    frame->SetTitle( GetTitle() + wxT( " " ) + GetBuildVersion() +
-                     wxT( " " ) + frame->m_ProjectFileName.GetFullPath() );
+    wxString title = GetTitle() + wxT( " " ) + GetBuildVersion() +
+        wxT( " " ) + frame->m_ProjectFileName.GetFullPath();
+
+    if( !namelessProject.IsDirWritable() )
+        title += _( " [Read Only]" );
+
+    frame->SetTitle( title );
     frame->ReCreateMenuBar();
     frame->RecreateBaseHToolbar();
 
@@ -137,8 +151,8 @@ bool WinEDA_App::OnInit()
     }
 #endif /* USE_SPLASH_IMAGE */
 
-    frame->Show( TRUE );
+    frame->Show( true );
     frame->Raise();
 
-    return TRUE;
+    return true;
 }
diff --git a/kicad/kicad.h b/kicad/kicad.h
index 4c2af3d1a2..1f7503226a 100644
--- a/kicad/kicad.h
+++ b/kicad/kicad.h
@@ -74,19 +74,27 @@ private:
 public:
 
     KICAD_MANAGER_FRAME( wxWindow* parent, const wxString& title,
-                      const wxPoint& pos, const wxSize& size );
+                         const wxPoint& pos, const wxSize& size );
 
     ~KICAD_MANAGER_FRAME();
 
-    /**
-     * Function CreateCommandToolbar
-     * Create the main buttons (fast launch buttons)
-     */
     void OnCloseWindow( wxCloseEvent& Event );
     void OnSize( wxSizeEvent& event );
     void OnSashDrag( wxSashEvent& event );
+
+    /**
+     * Function OnLoadProject
+     * loads an exiting or creates a new project (.pro) file.
+     */
     void OnLoadProject( wxCommandEvent& event );
+
+    /**
+     * Function OnSaveProject
+     * is the command event hendler to Save the project (.pro) file containing the top level
+     * configuration parameters.
+     */
     void OnSaveProject( wxCommandEvent& event );
+
     void OnArchiveFiles( wxCommandEvent& event );
     void OnUnarchiveFiles( wxCommandEvent& event );
     void OnRunPcbNew( wxCommandEvent& event );
@@ -105,7 +113,15 @@ public:
     void Process_Preferences( wxCommandEvent& event );
     void ReCreateMenuBar();
     void RecreateBaseHToolbar();
-    void PrintMsg( const wxString& text );
+
+    /**
+     * Function PrintMsg
+     * displays \a aText in the text panel.
+     *
+     * @param aText The text to display.
+     */
+    void PrintMsg( const wxString& aText );
+
     void ClearMsg();
     void SetLanguage( wxCommandEvent& event );
     void OnRefresh( wxCommandEvent& event );
@@ -117,7 +133,22 @@ public:
 
     void CreateNewProject( const wxString PrjFullFileName );
 
+    /**
+     * Function LoadSettings
+     * loads the Kicad main frame specific configuration settings.
+     *
+     * Don't forget to call this base method from any derived classes or the
+     * settings will not get loaded.
+     */
     void LoadSettings();
+
+    /**
+     * Function SaveSettings
+     * saves the Kicad main frame specific configuration settings.
+     *
+     * Don't forget to call this base method from any derived classes or the
+     * settings will not get saved.
+     */
     void SaveSettings();
 
     DECLARE_EVENT_TABLE()
@@ -160,7 +191,12 @@ public:
     void OnSize( wxSizeEvent& event );
 
 private:
+    /**
+     * Function CreateCommandToolbar
+     * creates the main tool bar buttons (fast launch buttons)
+     */
     void CreateCommandToolbar( void );
+
     wxBitmapButton* AddBitmapButton( wxWindowID aId, const wxBitmap & aBitmap );
 
     DECLARE_EVENT_TABLE()
diff --git a/kicad/mainframe.cpp b/kicad/mainframe.cpp
index 429eca1535..c176f301bb 100644
--- a/kicad/mainframe.cpp
+++ b/kicad/mainframe.cpp
@@ -1,6 +1,6 @@
-/***********************************************************/
-/* mdiframe.cpp - KICAD_MANAGER_FRAME is the kicad main frame */
-/***********************************************************/
+/***************************************************************/
+/* mainframe.cpp - KICAD_MANAGER_FRAME is the kicad main frame */
+/***************************************************************/
 
 #ifdef __GNUG__
 #pragma implementation
@@ -22,9 +22,9 @@ static const wxString TreeFrameWidthEntry( wxT( "LeftWinWidth" ) );
 
 
 KICAD_MANAGER_FRAME::KICAD_MANAGER_FRAME( wxWindow*       parent,
-                                    const wxString& title,
-                                    const wxPoint&  pos,
-                                    const wxSize&   size ) :
+                                          const wxString& title,
+                                          const wxPoint&  pos,
+                                          const wxSize&   size ) :
     EDA_BASE_FRAME( parent, KICAD_MAIN_FRAME, title, pos, size )
 {
     wxString msg;
@@ -105,17 +105,12 @@ KICAD_MANAGER_FRAME::~KICAD_MANAGER_FRAME()
 }
 
 
-/*
- * Put text in the dialog frame
- */
-void KICAD_MANAGER_FRAME::PrintMsg( const wxString& text )
+void KICAD_MANAGER_FRAME::PrintMsg( const wxString& aText )
 {
-    m_RightWin->m_DialogWin->AppendText( text );
+    m_RightWin->m_DialogWin->AppendText( aText );
 }
 
 
-/* Resize windows when dragging window borders
- */
 void KICAD_MANAGER_FRAME::OnSashDrag( wxSashEvent& event )
 {
     event.Skip();
@@ -148,7 +143,7 @@ void KICAD_MANAGER_FRAME::OnCloseWindow( wxCloseEvent& Event )
         m_FrameSize.y = py;
     }
 
-    Event.SetCanVeto( TRUE );
+    Event.SetCanVeto( true );
 
     SaveSettings();
 
@@ -156,7 +151,8 @@ void KICAD_MANAGER_FRAME::OnCloseWindow( wxCloseEvent& Event )
     if( wxGetApp().m_HtmlCtrl )
     {
         if( wxGetApp().m_HtmlCtrl->GetFrame() )  // returns NULL if no help frame active
-            wxGetApp().m_HtmlCtrl->GetFrame()->Close( TRUE );
+            wxGetApp().m_HtmlCtrl->GetFrame()->Close( true );
+
         wxGetApp().m_HtmlCtrl = NULL;
     }
 
@@ -171,16 +167,19 @@ void KICAD_MANAGER_FRAME::OnExit( wxCommandEvent& event )
     Close( true );
 }
 
+
 void KICAD_MANAGER_FRAME::OnRunBitmapConverter( wxCommandEvent& event )
 {
     ExecuteFile( this, BITMAPCONVERTER_EXE, wxEmptyString );
 }
 
+
 void KICAD_MANAGER_FRAME::OnRunPcbCalculator( wxCommandEvent& event )
 {
     ExecuteFile( this, PCB_CALCULATOR_EXE, wxEmptyString );
 }
 
+
 void KICAD_MANAGER_FRAME::OnRunPcbNew( wxCommandEvent& event )
 {
     wxFileName fn( m_ProjectFileName );
@@ -211,8 +210,8 @@ void KICAD_MANAGER_FRAME::OnRunEeschema( wxCommandEvent& event )
 void KICAD_MANAGER_FRAME::OnRunGerbview( wxCommandEvent& event )
 {
     wxFileName fn( m_ProjectFileName );
-    wxString path = wxT("\"");
-    path += fn.GetPath( wxPATH_GET_SEPARATOR | wxPATH_GET_VOLUME ) + wxT("\"");
+    wxString path = wxT( "\"" );
+    path += fn.GetPath( wxPATH_GET_SEPARATOR | wxPATH_GET_VOLUME ) + wxT( "\"" );
 
     ExecuteFile( this, GERBVIEW_EXE, path );
 }
@@ -243,8 +242,9 @@ void KICAD_MANAGER_FRAME::OnOpenFileInTextEditor( wxCommandEvent& event )
     if( dlg.ShowModal() == wxID_CANCEL )
         return;
 
-    wxString filename = wxT("\"");
-    filename += dlg.GetPath() + wxT("\"");
+    wxString filename = wxT( "\"" );
+    filename += dlg.GetPath() + wxT( "\"" );
+
     if( !dlg.GetPath().IsEmpty() &&  !wxGetApp().GetEditorName().IsEmpty() )
         ExecuteFile( this, wxGetApp().GetEditorName(), filename );
 }
@@ -262,12 +262,6 @@ void KICAD_MANAGER_FRAME::ClearMsg()
 }
 
 
-/**
- * Load Kicad main frame specific configuration settings.
- *
- * Don't forget to call this base method from any derived classes or the
- * settings will not get loaded.
- */
 void KICAD_MANAGER_FRAME::LoadSettings()
 {
     wxASSERT( wxGetApp().m_EDA_Config != NULL );
@@ -279,12 +273,6 @@ void KICAD_MANAGER_FRAME::LoadSettings()
 }
 
 
-/**
- * Save Kicad main frame specific configuration settings.
- *
- * Don't forget to call this base method from any derived classes or the
- * settings will not get saved.
- */
 void KICAD_MANAGER_FRAME::SaveSettings()
 {
     wxASSERT( wxGetApp().m_EDA_Config != NULL );
diff --git a/kicad/prjconfig.cpp b/kicad/prjconfig.cpp
index b5df8a7a91..a4d281356f 100644
--- a/kicad/prjconfig.cpp
+++ b/kicad/prjconfig.cpp
@@ -27,18 +27,19 @@ void KICAD_MANAGER_FRAME::CreateNewProject( const wxString PrjFullFileName )
     wxFileName newProjectName = PrjFullFileName;
 
     ClearMsg();
+
     /* Init default config filename */
-    filename = wxGetApp().FindLibraryPath( wxT( "kicad" ) + g_KicadPrjFilenameExtension);
+    filename = wxGetApp().FindLibraryPath( wxT( "kicad" ) + g_KicadPrjFilenameExtension );
 
     /* Check if file kicad.pro exist in template directory */
     if( wxFileName::FileExists( filename ) )
     {
-      wxCopyFile( filename, PrjFullFileName );
+        wxCopyFile( filename, PrjFullFileName );
     }
     else
     {
-      DisplayInfoMessage( NULL, _( "Project template file <kicad.pro> not found " ) );
-      return;
+        DisplayInfoMessage( NULL, _( "Project template file <kicad.pro> not found. " ) );
+        return;
     }
 
     /* Init schematic filename */
@@ -46,8 +47,7 @@ void KICAD_MANAGER_FRAME::CreateNewProject( const wxString PrjFullFileName )
                                           SchematicFileExtension ).GetFullName();
 
     /* Init pcb board filename */
-    m_BoardFileName = wxFileName( newProjectName.GetName(),
-                                  PcbFileExtension ).GetFullName();
+    m_BoardFileName = wxFileName( newProjectName.GetName(), PcbFileExtension ).GetFullName();
 
     /* Init project filename */
     m_ProjectFileName = newProjectName;
@@ -56,15 +56,14 @@ void KICAD_MANAGER_FRAME::CreateNewProject( const wxString PrjFullFileName )
     wxGetApp().WriteProjectConfig( PrjFullFileName, GeneralGroupName, NULL );
 }
 
-/**
- * Loading a new project
- */
+
 void KICAD_MANAGER_FRAME::OnLoadProject( wxCommandEvent& event )
 {
     int style;
     wxString title;
 
     ClearMsg();
+
     if( event.GetId() != wxID_ANY )
     {
         if( event.GetId() == ID_NEW_PROJECT )
@@ -78,8 +77,7 @@ void KICAD_MANAGER_FRAME::OnLoadProject( wxCommandEvent& event )
             style = wxFD_OPEN | wxFD_FILE_MUST_EXIST;
         }
 
-        wxFileDialog dlg( this, title, wxGetCwd(), wxEmptyString,
-                          ProjectFileWildcard, style );
+        wxFileDialog dlg( this, title, wxGetCwd(), wxEmptyString, ProjectFileWildcard, style );
 
         if( dlg.ShowModal() == wxID_CANCEL )
             return;
@@ -90,24 +88,26 @@ void KICAD_MANAGER_FRAME::OnLoadProject( wxCommandEvent& event )
         {
             // Ensure project filename extension is .pro
             wxString fullname = m_ProjectFileName.GetFullPath();
+
             if ( !fullname.EndsWith( g_KicadPrjFilenameExtension ) )
             {
                 fullname += g_KicadPrjFilenameExtension;
                 m_ProjectFileName.SetFullName( fullname );
             }
+
             CreateNewProject( m_ProjectFileName.GetFullPath() );
         }
     }
 
-    wxLogDebug( wxT( "Loading Kicad project file: " ) +
-                m_ProjectFileName.GetFullPath() );
+    wxLogDebug( wxT( "Loading Kicad project file: " ) + m_ProjectFileName.GetFullPath() );
 
     /* Check if project file exists and if it is not noname.pro */
     wxString filename = m_ProjectFileName.GetFullName();
 
     wxString nameless_prj = NAMELESS_PROJECT;
     nameless_prj += g_KicadPrjFilenameExtension;
-    if( !m_ProjectFileName.FileExists() && !filename.IsSameAs(nameless_prj))
+
+    if( !m_ProjectFileName.FileExists() && !filename.IsSameAs( nameless_prj ) )
     {
         DisplayError( this, _( "Kicad project file <" ) +
                       m_ProjectFileName.GetFullPath() + _( "> not found" ) );
@@ -118,8 +118,13 @@ void KICAD_MANAGER_FRAME::OnLoadProject( wxCommandEvent& event )
     wxGetApp().ReadProjectConfig( m_ProjectFileName.GetFullPath(),
                                   GeneralGroupName, NULL, false );
 
-    SetTitle( wxGetApp().GetTitle() + wxT( " " ) + GetBuildVersion() +
-              wxT( " " ) +  m_ProjectFileName.GetFullPath() );
+    title = wxGetApp().GetTitle() + wxT( " " ) + GetBuildVersion() +
+        wxT( " " ) +  m_ProjectFileName.GetFullPath();
+
+    if( !m_ProjectFileName.IsDirWritable() )
+        title += _( " [Read Only]" );
+
+    SetTitle( title );
     UpdateFileHistory( m_ProjectFileName.GetFullPath() );
     m_LeftWin->ReCreateTreePrj();
 
@@ -130,23 +135,10 @@ void KICAD_MANAGER_FRAME::OnLoadProject( wxCommandEvent& event )
 }
 
 
-/**
- * Save the project top level configuration parameters.
- */
 void KICAD_MANAGER_FRAME::OnSaveProject( wxCommandEvent& event )
 {
-    wxString fn;
-
-    wxFileDialog dlg( this, _( "Save Project File" ), wxGetCwd(),
-                      m_ProjectFileName.GetFullName(), ProjectFileWildcard,
-                      wxFD_SAVE | wxFD_OVERWRITE_PROMPT );
-
-    if( dlg.ShowModal() == wxID_CANCEL )
+    if( !IsWritable( m_ProjectFileName ) )
         return;
 
-    m_ProjectFileName = dlg.GetPath();
-
-    wxGetApp().WriteProjectConfig( m_ProjectFileName.GetFullPath(),
-                                   GeneralGroupName, NULL );
+    wxGetApp().WriteProjectConfig( m_ProjectFileName.GetFullPath(), GeneralGroupName, NULL );
 }
-