 + " images were retrieved";
				// initialize sources
				c1.selectAll().deleteSelectedNodes();
				c2.selectAll().deleteSelectedNodes();
				c3.selectAll().deleteSelectedNodes();
				// populate the main source
				c1.insertNodes(false, data.items);
			};

			// replace the avatar string to make it more human readable
			Avatar.prototype._generateText = function(){
				return (this.manager.copy ? "copy" : "mov") + 
					"ing " + this.manager.nodes.length + " item" + 
					(this.manager.nodes.length != 1 ?