crbug.com/305442

by int32_t

HTML

<ul>
<li>THIS IS VISIBLE</li>
<li hidden>THIS WAS HIDDEN BUT MADE VISIBLE BY JQUERY</li>
</ul>
<h3>TEXT</h3>
<ul>
<li><span class="blank"></span><span id="SOME_ID">Oct 6, 2013</span> - <span id="SOME_ID2">Oct 8, 2013</span></li>
</ul>

<button>Update dates</button>

JavaScript

document.querySelector('button').addEventListener('click', function() {
    document.querySelectorAll('li')[1].hidden = false;
    $('#SOME_ID').text('UPDATE1');
    $('#SOME_ID2').text('UPDATE2');
}, false);