function AddNew($TableName="")  //标志开始添加数据
    {
      $this->Initialize();
      if(!empty($TableName))
        $this->sTName=$TableName;
      if($this->NewEdit>0)
      {
        $this->nErr=1;
        $this->sErr="AddNew:你正在对数据库进行添加或更新操作！";
        return;
      }
      if(empty($this->sTName))
      {
        $this->nErr=1;
        $this->sErr="AddNew:想要添加的数据库表为空，可以在构造时指定，也可在AddNew()时指定！";
        return;
      }
      unset($this->aNew);
      $this->aNew=array();
      $this->NewEdit=1;
      $strSQL="select * from ".$this->sTName;
          $this->sSQL=$strSQL;
      if(!$this->nResult=sql/Index.html'>mysql_query($strSQL))
      {
        $this->nErr=1;
        $this->sErr="AddNew:SQL语句：".strSQL."

MySql错误：".sql/Index.html'>mysql_error();
        return;
      }
      $this->nCols=sql/Index.html'>mysql_num_fields($this->nResult);
      unset($this->aFName);
      $this->aFName=array();
      for($i=0;$i<$this->nCols;$i++)
         $this->aFName[$i]=strtolower(sql/Index.html'>mysql_field_name($this->nResult,$i));
    }

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