<!DOCTYPE html>
<html lang="ja">
<head>
<meta charset="utf-8">
<title>jQuery UI</title>
<link rel="stylesheet" href="jquery-ui.min.css">
<script src="./external/jquery/jquery.js"></script>
<script src="jquery-ui.min.js"></script>
<style>
.ui-selected {
background: red;
}
</style>
</head>
<body>
<ul id="sortable">
<li id="item_1">item1</li>
<li id="item_2">item2</li>
<li id="item_3">item3</li>
<li id="item_4">item4</li>
<li id="item_5">item5</li>
</ul>
<script>
$(function(){
$('#sortable').sortable({
cursor: 'move',
opacity: 0.5,
update: function(event, ui){
$(this).sortable("serialize");
}
});
});
</script>
</body>
</html>