public BigDecimal getValue1(int row, int clums, int sheetat) {
		BigDecimal value = new BigDecimal(0);
		String s = null;
		try {
			XSSFSheet xSheet = xWorkbook.getSheetAt(sheetat);
			XSSFRow xRow = xSheet.getRow(row - 1);
			XSSFCell xCell = xRow.getCell(clums - 1);
			xCell.setCellType(Cell.CELL_TYPE_STRING);
			s = xCell.getStringCellValue();
			value = new BigDecimal(s).setScale(2, BigDecimal.ROUND_HALF_UP);

		} catch (Exception e) {
			value = new BigDecimal(0);
		}
		return value;
	}