how to display only selected records of subform in the form

[zozzz]

hi
I Have a sub-form and one button in the Form
One of the Fields of Sub-form , kind of the (yes/no)

like

ID Name Age Active
------------------------
1 Lisa 25 Yes
2 Nick 33 No


3 Sam 18 Yes
4 Jon 50 No

Q: how to display recordings that (Active = yes) By on click ??

[June7]

For one method, review http://www.allenbrowne.com/ser-62.html