rem: title = g_strconcat ( "Grisbi : " , titre_fichier, NULL );
add: if ( titre_fichier && strlen ( titre_fichier ) ) { title = g_strconcat ( "Grisbi : " , titre_fichier, NULL ); } else { title = g_strconcat ( "Grisbi : " , _("My accounts"), NULL ); }
context: gboolean gsb_gui_navigation_select_line ( GtkTreeSelection *selection,					  GtkTreeModel * model ){    GtkTreeIter iter;    gchar * title, * suffix = "";    gint account_nb, page;    gint report_number;    if (! gtk_tree_selection_get_selected (selection, NULL, &iter))	return FALSE;    gtk_tree_model_get (model, &iter, NAVIGATION_PAGE, &page, -1);    switch ( page )    {	case GSB_HOME_PAGE:	    title = g_strconcat ( "Grisbi : " , titre_fichier, NULL );	    break;	case GSB_ACCOUNT_PAGE:	    gtk_tree_model_get (model, &iter, NAVIGATION_ACCOUNT, &account_nb, -1);	    title = g_strconcat ( _("Account transactions"), " : ",				  gsb_data_account_get_name ( account_nb ),				  NULL );	    if ( gsb_data_account_get_closed_account ( account_nb ) )	    {		title = g_strconcat ( title, " (", _("closed"), ")", NULL );	    }	    suffix = g_strdup_printf ( "%4.2f %s", 				       gsb_data_account_get_current_balance ( compte_courant_onglet ),				       devise_code ( devise_par_no ( gsb_data_account_get_currency ( compte_courant_onglet ) ) ) );	    gsb_menu_update_view_menu ( account_nb );	    break;	case GSB_PAYEES_PAGE:	    title = _("Payees");	    break;	case GSB_CATEGORIES_PAGE:	    title = _("Categories");	    break;	case GSB_BUDGETARY_LINES_PAGE:	    title = _("Budgetary lines");	    break;	case GSB_SCHEDULER_PAGE:	    title = _("Scheduled transactions");	    break;	case GSB_REPORTS_PAGE:	    gtk_tree_model_get (model, &iter, NAVIGATION_REPORT, &report_number, -1);	    if ( report_number )	    {		title = g_strconcat ( _("Report"), " : ", gsb_data_report_get_report_name (report_number), NULL );	    }	    else	    {		title = _("Reports");	    }	    break;	default:	    title = "B0rk";	    break;    }    gsb_gui_headings_update ( title, suffix );    gsb_gui_navigation_update_notebook ( selection, model );    if ( page == GSB_ACCOUNT_PAGE )	gsb_menu_update_accounts_in_menus ();    return TRUE;}