count problem in ADP

[Aliffi]

dear all

i have and ADP which has a continues form

i have a text box , its control sourse is a count function
=count([field])

it counts all the records , but when i apply fitler, the records are filtered but the count remains the same , coutns all records

i want the text box to show the number of current fitlered records in recordset

regards
farzam