adobe form first data row of a table in BOLD characters

HELLO

I HAVE A REQUIREMENT WHERE THE FIRST ROW OF A TABLE SHOULD BE IN BOLD

basically the fiels are  EBELP  and  mat_desc.

and this is what i see when i  When i point to my data row in the heararchy

data.page2.Sous-formulaire2.ZTMM_EKPO.DATA::ready:form - (JavaScript, client)

data.page2.Sous-formulaire2.ZTMM_EKPO.DATA.EBELP::ready:form - (JavaScript, client)

data.page2.Sous-formulaire2.ZTMM_EKPO.DATA.MAT_DESC::ready:form - (JavaScript, client)

As i dont know too much  on script , if somebody can help me that would be great

thanks a lot.