rem: 9, &operation_tmp,
add: TRANSACTION_COL_NB_TRANSACTION_ADDRESS, &transaction_pointer,
context: GtkTreeIter *cherche_iter_operation ( struct structure_operation *operation,				      gint no_account ){    struct structure_operation *operation_tmp;    GtkTreeIter iter;    GtkTreeModel *model;    if ( !operation || ! gsb_account_get_tree_view (no_account))	return NULL;    model = gsb_account_get_store ( no_account );    /*     on va faire le tour de la liste, et dès qu'une opé = operation */    /* 	on retourne son iter */    operation_tmp = NULL;    if ( gtk_tree_model_get_iter_first ( GTK_TREE_MODEL ( model ),					 &iter ))    {	do	{	    gtk_tree_model_get ( GTK_TREE_MODEL ( model ),				 &iter,				 9, &operation_tmp,				 -1 );	}	while ( operation_tmp != operation		&&		gtk_tree_model_iter_next ( GTK_TREE_MODEL ( model ),					   &iter ));    }    if ( operation_tmp == operation )	return ( gtk_tree_iter_copy ( &iter ));    else	return NULL;}