function showInheritance() {

var chicken = new Chicken('Little'),

results = Y.one('#demo');

results.setContent('Running: ' + (new Date()));

results.append(((chicken instanceof Object) ?

"<p>chicken IS an instance of Object.</p>" :

"<p>chicken IS NOT an instance of Object.</p>"));

results.append(((chicken instanceof Bird) ?

"<p>chicken IS an instance of Bird.</p>" :

"<p>chicken IS NOT an instance of Bird.</p>"));

results.append(((chicken instanceof Chicken) ?

"<p>chicken IS an instance of Chicken.</p>" :

"<p>chicken IS NOT an instance of Chicken.</p>"));

// Chicken instances inherit Bird methods and members

results.append(((chicken.isFlighted()) ?

"<p>chicken CAN fly.</p>" :

"<p>chicken CAN NOT fly.</p>"));

results.append("<p>chicken's name is " + chicken.getName() + ".</p>");

}

Y.on('click', showInheritance, '#demo_btn');