gtk_entry_set_has_frame( entry, FALSE );
gtk_widget_show( GTK_WIDGET( entry ) );
gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( entry ), TRUE, TRUE, 0 );
gtk_entry_set_has_frame( entry, FALSE );
gtk_widget_show( GTK_WIDGET( entry ) );
gtk_box_pack_start( GTK_BOX( hbox ), GTK_WIDGET( entry ), TRUE, TRUE, 0 );