/// <summary>
 /// 根据文件状态返回文件对应的背景色
 /// </summary>
 /// <param name="status"></param>
 /// <returns></returns>
 public string getTdColorForFileStatus(object status)
 {
     return(" style='background-color:" + colorList.GetMyColorString(ConvertEx.ToString(status)) + ";'");
 }