public Object getCellValue(HSSFCell cell) {
		Object o = null;
		switch (cell.getCellType()) {
		case HSSFCell.CELL_TYPE_NUMERIC:
			o = cell.getNumericCellValue();
			break;
		case HSSFCell.CELL_TYPE_STRING:
			o = cell.getStringCellValue();
			break;
		case HSSFCell.CELL_TYPE_BOOLEAN:
			o = cell.getBooleanCellValue();
			break;
		case HSSFCell.CELL_TYPE_FORMULA:
			o = cell.getCellFormula();
			break;
		default:
			break;
		}
		return o;
	}