SO fiddle

Test Fiddle mainly for SO Questions

by Nick Craver

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.4/themes/overcast/jquery-ui.css">
<div id="radio">
    <input type="radio" id="radio1" name="radio" /><label for="radio1">A</label>
    <input type="radio" id="radio2" name="radio" checked="checked" /><label for="radio2">Choice 2 - long long</label>
    <input type="radio" id="radio3" name="radio" /><label for="radio3">Choice 3</label>
</div>

CSS

#radio label { width: 200px }

JavaScript

$(document).ready(function () {
    $("#radio").buttonset();
});