>>>>Ok. Did you get it working?
>>>
>>>
>>>oh no not really...the bound to property was set to true. but no difference
>>
>>What code do you currently have and what are the properties on this combobox now? Post the whole form's code.
>form,s ACtivate
>

>SELECT sum(period1), sum(period2),sum(period3),(period4),; &&Period 1-12 are the combo boxes that supposoed 2 change when i 
>	sum(period5), sum(period6),sum(period7),(period8),;   && change my value in the combo box
>	sum(period9), sum(period10),sum(period11),(period12);
>	FROM busin_profit WHERE itemtype = 'E' AND loanid = apprClientID INTO Array expTotArray
>
>SELECT busin_profit
>set filter to BUSIN.ITEMTYPE = 'E'
>GO TOP
>
>THISFORM.REFRESH
>custsubform::activate()
>

>
>INIT
>

>select client
>seek Apprclientid
>
>SELECT BUSIN
>
>

>combo interactive change
>

>lnpk=thisform.comboDescrip.Value
>IF SEEK(lnpk,'BUSIN','id')
>thisform.Refresh()
>ENDIF
>

>bound to set to true.id being a character

Sorry, not sure how the sum of periods is related to the combobox used for navigation. Perhaps you have a different problem than the one we tried to solve with Cetin.