public void actionPerformed(ActionEvent e) {
				LabWorkDialog labWorkDialog = new LabWorkDialog();
				labWorkDialog.setVisible(true);
				labWorkDialog.setLocationRelativeTo(null);
				labWorkDialog.setAlwaysOnTop(true);

				double labWorkPrice = labWorkDialog.getLabWorkPrice();
				updateTicket("Lab Work", labWorkPrice);
				double currentTotal = getCurrentTotal();
				currentTotal += labWorkPrice;
				lblTotal.setText("$" + df.format(currentTotal));
			}