jQuery Checkboxes

Question

I\'m trying to write a piece of jQuery code where, if all checkboxes are \"unchecked\", then all li tags have the class \"disabled.\"

But, if one checkbox (any checkbox)

Answer 1

$(':checkbox')
    .click(
        function() 
        { 
            $('li').toggleClass('disabled', $(':checkbox :checked').length <= 0));
        }
     );

EDIT: Thanks Ken for pointing out toggleClass method.