_log_warning->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
_log_error->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
_log_timing->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
_log_warning->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
_log_error->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));
_log_timing->Bind (wxEVT_CHECKBOX, boost::bind (&AdvancedPage::log_changed, this));