return new DomPI(this, target, data);
return new DomProcessingInstruction(this, target, data);
  public ProcessingInstruction createProcessingInstruction(String target,                                                           String data)  {    if (checkingCharacters)      {        boolean xml11 = "1.1".equals(version);        checkName(target, xml11);        if ("xml".equalsIgnoreCase(target))          {            throw new DomEx(DomEx.SYNTAX_ERR,                            "illegal PI target name", this, 0);          }        checkChar(data, xml11);      }    return new DomPI(this, target, data);  }