filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("Portable Files (*.por) "));
gtk_file_filter_add_pattern (filter, "*.por");
gtk_file_filter_add_pattern (filter, "*.POR");
filter = gtk_file_filter_new ();
gtk_file_filter_set_name (filter, _("Portable Files (*.por) "));
gtk_file_filter_add_pattern (filter, "*.por");
gtk_file_filter_add_pattern (filter, "*.POR");