li to json

HTML

<script src="http://ajax.googleapis.com/ajax/libs/jqueryui/1.10.4/jquery-ui.min.js"></script>
<ul id="list">
    <li>Item 1</li>
    <li>Item 2</li>
    <li>Item 3</li>
    <li>Item 4</li>
    <li>Item 5</li>
</ul>

CSS

ul { width: 300px; list-style: none; margin: 0; padding: 0; }
li { background: white; position:relative;margin: 1em 0; padding: 1em; border: 2px solid gray; list-style: none; padding-left: 42px; }
li .handle { background: #f8f8f8; position: absolute; left: 0; top: 0; bottom: 0; padding:8px; }
.ui-selecting { background: #eee; }
.ui-selecting .handle { background: #ddd; }
.ui-selected { background: #def; }
.ui-selected .handle { background: #cde; }

JavaScript

$( "#list" )
    .sortable({ handle: ".handle" })
    .selectable({ filter: "li", cancel: ".handle" })
    .find( "li" )
        .addClass( "ui-corner-all" )
        .prepend( "<div class='handle'><span class='ui-icon ui-icon-carat-2-n-s'></span></div>" );