window.addEvent('domready', function(){
			var droppables = $$('div.dropper');
			
			var container = $('containment');
			
			new Drag.Move('dragger', {'container': container, 'droppables': droppables});
			
			droppables.addEvent('over', function(){
				this.setStyle('background-color', '#000');
			});
			
			droppables.addEvent('leave', function(){
				this.setStyle('background-color', '#ff3300');
			});
			
			droppables.addEvent('drop', function(){
				this.setStyle('background-color', '#face8f');
			});
		});