JQuery drag and drop - how to get an img id after dragged

JQuery drag and drop - how to get an img id after dragged

<script>
$(function(){
    var $container = $('#container');
    $(".obj").draggable({
        cursor: 'move',
        helper:'clone',
        scope:'mydrag'
     });
    $container.droppable({
        accept: '.obj',
        activeClass: 'myactive',
        hoverClass: 'myhover',
        scope:'mydrag',
        drop: function(e,ui) {
    $(ui.draggable).clone().appendTo($(this)).resizable().parent
().draggable({containment: '#container'});
        }
    });
});
</script>
<div id="container">
</div>
<div id="headlist">
<img src="images/1.jpg" width="100" height="100" class="obj" id="a" /