JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.min.css">
<script src="http://code.jquery.com/mobile/1.1.0/jquery.mobile-1.1.0.min.js"></script>
<div data-role="page">
<fieldset data-role="controlgroup">
<legend>Choose a language:</legend>
<input type="radio" name="langs" id="english-lang" value="english" />
<label for="english-lang">English</label>
<input type="radio" name="langs" id="korean-lang" value="korean" />
<label for="korean-lang">Korean</label>
</fieldset>
<br />
<p>
<span id="selected_lang"></span>
</p>
</div>
JavaScript
$("input[name=langs]:radio").bind( "change", function(event, ui) {
console.log('Lang: '+$(this).val());
$('#selected_lang').html('Language Selected: '+$(this).val());
});