public BigDecimal getValue(int row, int clums, int sheetat) {
		BigDecimal value = new BigDecimal(0);
		String s = null;
		try {
			hSheet = hWorkbook.getSheetAt(sheetat - 1);
			hRow = hSheet.getRow(row - 1);
			hCell = hRow.getCell(clums - 1);
			hCell.setCellType(Cell.CELL_TYPE_STRING);
			s = hCell.getStringCellValue();
			value = new BigDecimal(s).setScale(2, BigDecimal.ROUND_HALF_UP);
		} catch (Exception e) {
			value = new BigDecimal(0);
		}
		return value;
	}