SORTABLE + DRAGGABLE
by bizamajig
HTML
<div class="demo">
<h2>List 1</h2>
<ul>
<li class="draggable ui-state-highlight">Drag me down</li>
<li class="draggable ui-state-highlight">Drag me down</li>
</ul>
<h2>List 2</h2>
<ul id="sortable">
<li class="ui-state-default">Item 1</li>
<li class="ui-state-default">Item 2</li>
<li class="ui-state-default">Item 3</li>
<li class="ui-state-default">Item 4</li>
<li class="ui-state-default">Item 5</li>
</ul>
</div><!-- End demo -->
CSS
.demo ul { list-style-type: none; margin: 0; padding: 0; margin-bottom: 20px; }
.demo li { margin: 5px; padding: 5px; width: 150px; border: 1px solid black; }
JavaScript
$(function() {
$( "#sortable" ).sortable({
revert: true
});
$( ".draggable" ).draggable({
connectToSortable: "#sortable",
helper: "clone",
revert: "invalid"
});
$( "ul, li" ).disableSelection();
});