Excel  3.0 WorkSheet (*.xls),Excel 3.0;,Execl 3.0 files (*.xls)|*.xls,01
Excel  4.0 WorkSheet (*.xls),Excel 4.0;,Execl 4.0 files (*.xls)|*.xls,01
Excel  5.0(*.xls),Excel 5.0;,Execl 5.0 files (*.xls)|*.xls,01
Excel 8.0(*.xls),Excel 8.0;,Execl 8.0 files (*.xls)|*.xls,01
Rich Text Format File(*.rtf),RTF;,Rich Text File (*.RTF)|*.rtf,02
