help me

[#1]

hi all

i have table like saleheader,it have salesorderid,salesperson and salessmount and onlinesaesflag

i want to show the salesperson,sum(sales) in table

those who have onlinesalesflag,they all should be come under onlinesales.

i dont want to show their names,all of the sales come under onlinesales.

i.e, salesperson column i would like to show their names(only direct sales) and final row should show the word onlinesales..

thanks in advance