JSFiddle - React, Tailwind, and code Playground
HTML
<link rel="stylesheet" href="http://twitter.github.com/bootstrap/assets/css/bootstrap.css">
<ul class="nav">
<li class="dropdown" data-dropdown="dropdown">
<a href="javascript:void(0)" class="dropdown-toggle" data-toggle="dropdown"> Message
<b class="caret"></b></a>
<ul class="dropdown-menu dropdown-menu-large">
<li>
<div style="padding:20px;">
<textarea name="xd" id="xd" class="textareasmall"></textarea><br /><input type=button value="Send" class="btn btn-success btn-medium" onclick="GoM('2','Message sent')" />
</div>
</li>
</ul>
</li>
</ul>
JavaScript
$('.dropdown-menu textarea').click(function(e) {
e.stopPropagation();
});