need to display only subquestions when itemcommand evenst fires.

Question

Hai all,

i had one page which can have no.of questions?i retrieve and display the questions.
my problem is the question no. 5 have sub questions.if i click the fifth question link then it will display only the subquestion.
how can i get the subquestions for main question 5.

Example:
What is xyz.com and what can i buy here?

How Do I upload my images?

Are my pictures safe?

What are your prices and how much will my order cost?

5.Ways to contact us?------This is a link.if i click this link then all the above 4 questions will be invisible and the sub questions will be visible .
sub questions r from DB

1.Can i contact through phone?
2.Can i contact through mail?