jquery-ui-latest-base

HTML

<link rel="stylesheet" href="http://code.jquery.com/ui/1.9.0/themes/base/jquery-ui.css">
<script src="http://code.jquery.com/ui/1.9.0/jquery-ui.js"></script>
<div class="options-set">
<label>Option 1<input type="radio" name="option" value="1" /></label>
<label>Option 2<input type="radio" name="option" value="2" /></label>
<label>Option 3<input type="radio" name="option" value="3" /></label>
</div>

JavaScript

(function($){
    $('.options-set').buttonset();
})(jQuery);