<div class='yui3-skin-sam'>

<div id='checkboxContainer'>

<h2>Checkbox Group</h2>

<button class='checkbox'>Button 1</button>

<button class='checkbox'>Button 2</button>

<button class='checkbox'>Button 3</button>

</div>

<div id='radioContainer'>

<h2>Radio Group</h2>

<button class='radio'>Button A</button>

<button class='radio'>Button B</button>

<button class='radio'>Button C</button>

</div>

</div>