screen52.setStatus(screen52.STATUS_ERROR_CODE,screen52.STATUS_VALUE_ON,null);
   private final void writeErrorCodeToWindow() throws Exception {      int fromCol = bk.getNextByte() & 0xff;  // from column      int toCol = bk.getNextByte() & 0xff;  // to column      screen52.goto_XY(screen52.getErrorLine(),fromCol); // Skip the control byte      screen52.saveErrorLine();      screen52.setStatus(screen52.STATUS_ERROR_CODE,screen52.STATUS_VALUE_ON,null);      cursorOn = true;   }