[miklenew]

public void lookup(FormControl _formControl, str _filterStr)
{
    InventSum   inventSum;
    FormRun     fr;
    Args        args;
;
    args = new Args(formStr(InventSumForSerial));
    args.caller(this);
    fr = new FormRun(args);
    fr.init();
    this.performFormLookup(fr, _formControl);
    fr.wait();

    inventSum                      = fr.dataSource(1).cursor();
}