Sortable 複数の移動 #jquery.ui

sample.html
<!DOCTYPE html>
<html>
<head>
<meta charset="UTF-8">
<script src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.2/jquery.min.js"></script>
<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.19/jquery-ui.min.js"></script>
<link rel="stylesheet" href="http://ajax.googleapis.com/ajax/libs/jqueryui/1.8.19/themes/redmond/jquery-ui.css">
<style>
ul.jquery-ui-sortable {
    list-style-type: none;
    margin: 0 2px;
    width: 35%;
    height: 230px;
    min-height: 1.5em;
    background-color: beige;
    border: solid 1px #606060;
    margin: 0 auto; 
}
ul.jquery-ui-sortable li {
    margin: 3px;
    padding: 1.3em;
    padding-left: 1em;
    font-size: 15px;
    font-weight: bold;
    cursor: move;
    float: left;
    width: 100px;
}
li.border-color-blue {
    border-color: blue;
}
</style>
</head>
<body>
<ul class="jquery-ui-sortable">
</ul>
<br>
<ul class="jquery-ui-sortable">
    <li class="ui-state-default border-color-blue">項目 2-1</li>
    <li class="ui-state-default border-color-blue">項目 2-2</li>
    <li class="ui-state-default border-color-blue">項目 2-3</li>
    <li class="ui-state-default border-color-blue">項目 2-4</li>
    <li class="ui-state-default border-color-blue">項目 2-5</li>
    <li class="ui-state-default border-color-blue">項目 2-6</li>
    <li class="ui-state-default border-color-blue">項目 2-7</li>
    <li class="ui-state-default border-color-blue">項目 2-8</li>
</ul>
<script>
$( function() {
    $( '.jquery-ui-sortable' ) . sortable( {
        connectWith: '.jquery-ui-sortable'
    } );
} );
</script>
</body>
</html>