JSFiddle - React, Tailwind, and code Playground

HTML

<link rel="stylesheet" href="http://code.jquery.com/mobile/1.0.1/jquery.mobile-1.0.1.min.css" />
<script src="http://code.jquery.com/jquery-1.6.4.min.js"></script>
<script src="http://code.jquery.com/mobile/1.0.1/jquery.mobile-1.0.1.min.js"></script>

<div data-role="page">
<div data-role="content">
    <ul data-role="listview">
        <li>1</li>
        <li>2</li>
        <li>3</li>
        <li>4</li>
        <li>5</li>
        <li>6</li>
        <li>7</li>
        <li>8</li>
        <li>9</li>
        <li>10</li>
        <li>11</li>
        <li>12</li>
        <li>13</li>
        <li>14</li>
        <li>15</li>
        <li>16</li>
        <li>17</li>
        <li>18</li>
        <li>19</li>
        <li class="load-more"><a href="#">Load More</a></li>
    </ul>
</div>
</div>

JavaScript

var count     = 20,
    $loadMore = $('ul').children('.load-more');
$loadMore.bind('click', function () {
    var out = [];
    for (var i = 0; i < 10; i++) {
        out.push('<li>' + (count++) + '</li>');
    }
    $('ul').append(out.join('')).append($loadMore).listview('refresh');
});