Someone

	<script type="text/javascript" charset="utf-8">
	 window.addEvent("domready", function() {
     
     $$('.drag').each(function(drag){
     	new Drag.Move(drag, {
     		droppables: $$('.drop')
     	});


      drag.addEvent('emptydrop', function(){
        alert('erm');
      	});

     });

     $$('.drop').each(function(drop){
     	drop.addEvent('drop', function(el, obj){
     		//el.remove();
     		el.setStyle('height',this.getStyle('height'));
     		el.setStyle('width',this.getStyle('width'));
        el.setStyle('top',this.getStyle('top'));
        el.setStyle('left',this.getStyle('left'));
     		//this.setStyle('height', this.getStyle('height').toInt()+30);
     	});
     });
  });
	</script>