SO jQuery Fiddle

Test Fiddle mainly for SO Questions jQuery 1.4.3, UI 1.8.5

by Ismail Ibraheem Shurrab

HTML

<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.5/themes/ui-lightness/jquery-ui.css">
<div id="selected">
    <ul>
            <li>29</li>
            <li>16</li>
            <li>5</li>
            <li>8</li>
            <li>10</li>
            <li>7</li>
    </ul>
</div>

JavaScript

var count = $("#selected li").length;
alert(count);

var count2 = $("#selected ul").children().length;
alert(count2);