Test Case Boilerplate
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HTML
<script src="http://code.jquery.com/ui/jquery-ui-git.js"></script>
<link rel="stylesheet" href="http://code.jquery.com/ui/jquery-ui-git.css">
Draggable ( connectToSortable:['#sort'] )...
<div class="drag1">
<div>1</div>
<div>2</div>
<div>3</div>
<div>4</div>
</div>
draggable ( connectToSortable:'#sort' )...
<div class="drag2">
<div>1</div>
<div>2</div>
<div>3</div>
<div>4</div>
</div>
sortable
<div id="sort">
</div>
CSS
#sort { width:100px; height:100px; border:1px solid #ccc; }
div div { margin: 2px; border:1px solid #ccc; }
JavaScript
jQuery('.drag1 > div').draggable({helper:'clone',connectToSortable:['#sort']});
jQuery('.drag2 > div').draggable({helper:'clone',connectToSortable:'#sort'});
jQuery('#sort').sortable();