add_email_addresses->Bind (wxEVT_BUTTON, boost::bind(&KDMOutputPanel::add_email_addresses_clicked, this));
_write_flat->Bind (wxEVT_RADIOBUTTON, boost::bind (&KDMOutputPanel::kdm_write_type_changed, this));
_write_folder->Bind (wxEVT_RADIOBUTTON, boost::bind (&KDMOutputPanel::kdm_write_type_changed, this));
add_email_addresses->Bind (wxEVT_BUTTON, boost::bind(&KDMOutputPanel::add_email_addresses_clicked, this));
_write_flat->Bind (wxEVT_RADIOBUTTON, boost::bind (&KDMOutputPanel::kdm_write_type_changed, this));
_write_folder->Bind (wxEVT_RADIOBUTTON, boost::bind (&KDMOutputPanel::kdm_write_type_changed, this));