jQuery figuring out if parent has lost 'focus'

Question

I\'m stuck on figuring out the logic to make a drop down menu keyboard accessible.

The HTML is structured as such (extra class names used for clarity):

Answer 1

How about if you do the following:

$('#link_A_id, #link_A_id > *').focusout(function () {
    if ($(document.activeElement).closest('#link_A_id').length == 0)
        //focus is out of link A and it's children
});