private void checkEmployerID() {
		if(evaluationResults[1].getText().length() > 0) {
			try {
				int employerID = Integer.parseInt(evaluationResults[1].getText());
				if(employerID > 0) {
					if(employerID < ReadFromFile.getNumberFromFile("company.txt")) {
						Company [] checkCompany = ReadFromFile.findAllCompanyData();
						employerName.setText(checkCompany[employerID-1].getCompanyData(1));
					}
					else {
						employerName.setText("");
					}
				}
				else {
					employerName.setText("");
				}
			}
			catch(NumberFormatException n) {
				JOptionPane.showMessageDialog(this,
						"Please enter a number.", "Entry Error", JOptionPane.DEFAULT_OPTION);
				employerName.setText("");
			}
		}
		else {
			employerName.setText("");
		}
	}