How to use value from TablixA total somewhere else on the report

Hi, allI need to display Totals from TablixA in different place on my report, I tried to use dataset scope but it still have me an error,sum(Fields!Totals.Value,"DatasetA") .Is it possible, or can I set some internal parameter to this value and use it?And I'm on VS 2010 shell.TxMario