docs: public boolean checkSecurity(JBasePanel baseScreen)
      {
          if ((this.getApplication() == null) || (baseScreen == null))
              return true;    // Never
          int iErrorCode = baseScreen.checkSecurity(this.getApplication());
          
          if (iErrorCode == Constants.READ_ACCESS)
          {
              int iLevel = Constants.LOGIN_USER;
              try {
                  iLevel = Integer.parseInt(this.getProperty(Params.SECURITY_LEVEL)); // This is my current login level
              } catch (NumberFormatException ex) {
              }
              if (iLevel == Constants.LOGIN_USER)
              	iErrorCode = Constants.AUTHENTICATION_REQUIRED;	// For now, thin security is manual (No read access control)
              else if (iLevel == Constants.LOGIN_AUTHENTICATED)
              	iErrorCode = Constants.ACCESS_DENIED;	// If they only are allowed read access, don't let them access this screen (for now)
          }
          	
          if (iErrorCode == Constants.NORMAL_RETURN)
              return true;    // Success
          
          if (iErrorCode == Constants.ACCESS_DENIED)
          {
              String strMessage = this.getApplication().getSecurityErrorText(iErrorCode);
              JOptionPane.showConfirmDialog(this, strMessage, strMessage, JOptionPane.OK_CANCEL_OPTION);
              return false;
          }
          String strDisplay = null;
          if ((iErrorCode == Constants.LOGIN_REQUIRED) || (iErrorCode == Constants.AUTHENTICATION_REQUIRED))
          {
                  iErrorCode = onLogonDialog();
                  if (iErrorCode == JOptionPane.CANCEL_OPTION)
                      return false;    // User clicked the cancel button
                  if (iErrorCode == Constants.NORMAL_RETURN)
                      return true;    // Success
                  strDisplay = this.getLastError(iErrorCode);
          }
          else
              strDisplay = this.getLastError(iErrorCode);
  
          // Display the error message and return!
          JOptionPane.showConfirmDialog(this, strDisplay, "Error", JOptionPane.OK_CANCEL_OPTION);
          return false;   // Not successful
      }