html booter'

gistfile1.html

<script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<link rel="stylesheet" href="http://twitter.github.com/bootstrap/1.4.0/bootstrap.min.css">

<div id="timeperiod1"> <div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div></div>
<div id="timeperiod2"> <div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div>
</div>
<div id="timeperiod3">    <div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div><div id="btn"class="btn">yep</div>
</div>​