tfname.addEventFilter(KeyEvent.KEY_TYPED, new NameFilter());
Button btnsearch = new Button("Search");
List<Node> arg = new LinkedList<Node>();
arg.add(tfid); arg.add(tfname);
btnsearch.setOnAction(new ClientSearchEventHandler(results, connect, arg));
this.add(lsearch, 0, 0);
this.add(lid, 0, 1);
this.add(tfid, 1, 1);
this.add(lname, 0, 2);