DownloadFileUTF8

 DownloadFileUTF8(Text10dn.ToolTip, string.Format("~/UploadFiles/SYLCAttachFile/{0}", Text10dn.ToolTip));

 DownloadFileUTF8(Grid1.DataKeys[e.RowIndex][1].ToString(), string.Format("../UploadFiles/WJLBAttachFile/{0}", Grid1.DataKeys[e.RowIndex][1].ToString()));