Checkboxgroup

Hi,

first i describe you my scenario.

Actually i am using checkboxgroup and bind it to my context node attribute which is of type text .every thing is working fine ,but a basic requirement that still not fulfill .

I want that intially when my application launch the first checkboxgroup element looks checked and remaining unchecked.

But problem that i am facing is initially when application launched all checkboxgroup element unchecked.

so my qestion is

is it possible to make first element checked on first launch

Regards,

Sudhanshu