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diff --git a/pcbnew/github/html_link_parser.h b/pcbnew/github/html_link_parser.h
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+/**
+ * @file html_link_parse.h
+ */
+
+/*
+ * This program source code file is part of KiCad, a free EDA CAD application.
+ *
+ * Copyright (C) 1992-2014 KiCad Developers, see AUTHORS.txt for contributors.
+ *
+ * This program is free software; you can redistribute it and/or
+ * modify it under the terms of the GNU General Public License
+ * as published by the Free Software Foundation; either version 2
+ * of the License, or (at your option) any later version.
+ *
+ * This program is distributed in the hope that it will be useful,
+ * but WITHOUT ANY WARRANTY; without even the implied warranty of
+ * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
+ * GNU General Public License for more details.
+ *
+ * You should have received a copy of the GNU General Public License
+ * along with this program; if not, you may find one here:
+ * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
+ * or you may search the http://www.gnu.org website for the version 2 license,
+ * or you may write to the Free Software Foundation, Inc.,
+ * 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA
+ */
+
+/*
+ * wxWidgets gives very few info about wxwebkit. For more info and more comments:
+ * see https://forums.wxwidgets.org/viewtopic.php?f=1&t=1119#
+ */
+
+#ifndef HTML_LINK_PARSE_H
+#define HTML_LINK_PARSE_H
+
+
+#include <wx/wx.h>
+#include <wx/html/htmlpars.h>
+
+class HTML_LINK_PARSER ;
+
+/**
+ * a Tag parser, to extract tagged data in html text.
+ * this tag handler extract a url link, givent by tag "A"
+ * like:
+ * "<a href="/KiCad/Valves.pretty" itemprop="name codeRepository"> Valves.pretty</a>"
+ * the tag is "a"
+ * and the link is the parameter given by "href"
+ */
+class LINK_TAGHANDLER : public wxHtmlTagHandler
+{
+    HTML_LINK_PARSER* m_Parser;
+
+public:
+    LINK_TAGHANDLER() : m_Parser( NULL )
+    {
+    }
+
+    LINK_TAGHANDLER( HTML_LINK_PARSER* aParser ) : m_Parser( aParser )
+    {
+    }
+
+    wxString GetSupportedTags()
+    {
+        return "A";
+    }
+
+    bool HandleTag(const wxHtmlTag& tag);
+};
+
+/**
+ * The engine to parse a html text and extract useful data
+ * Here, the useful data are url links
+ */
+class HTML_LINK_PARSER : public wxHtmlParser
+{
+    const wxString& m_src;          // the html text to parse
+    wxArrayString& stringUrls;      // the strings extracted from html text
+    bool (*m_filter)( const wxString& aData );  // a callback function to filter strings
+
+public:
+
+    HTML_LINK_PARSER( const wxString& aSrc, wxArrayString& aUrls );
+
+    /**
+     * Parse the html text and store links in stringUrls
+     * Stored links can be filtered if aFilter is non NULL
+     * @param aFilter a filtering function ( bool aFilter( const wxString& aData ) )
+     * which return true if the text aData must be stored.
+     */
+    void ParseLinks( bool (*aFilter)( const wxString& aData ) )
+    {
+        m_filter = aFilter;
+        Parse(m_src);
+    }
+
+    // virtual pure from wxHtmlParser, do nothing here, but needed.
+    void AddText( const wxString& aText ){}
+
+    // Our "AddText" used to store selected text (the url link)
+    void AddString( const wxString& aText );
+
+    wxObject* GetProduct()
+    {
+        return NULL;
+    }
+};
+
+#endif      // ifndef HTML_LINK_PARSE_H