Grouping in RTC

Hi ,

Is it possible to group lik this…For example

HEADER => No. Description Division

Detail => 100 aaa 3

group header => SUB no Name Date

group detail => 01 xxx 01.01.01

Am not able to group lik tjis in RTc…if i create a group,its header comes under table header and they are in seperatable…!!! what can be done to group lik this… Main table follewed by sub table…

Any idea frnds…!!1also wat if we want to use 3 tables in a single page…using list is not working fine !!!