private function _readBlank()
	{
		$length = self::_GetInt2d($this->_data, $this->_pos + 2);
		$recordData = $this->_readRecordData($this->_data, $this->_pos + 4, $length);

		// move stream pointer to next record
		$this->_pos += 4 + $length;

		// offset: 0; size: 2; row index
		$row = self::_GetInt2d($recordData, 0);

		// offset: 2; size: 2; col index
		$col = self::_GetInt2d($recordData, 2);
		$columnString = PHPExcel_Cell::stringFromColumnIndex($col);

		// Read cell?
		if (($this->getReadFilter() !== NULL) && $this->getReadFilter()->readCell($columnString, $row + 1, $this->_phpSheet->getTitle()) ) {
			// offset: 4; size: 2; XF index
			$xfIndex = self::_GetInt2d($recordData, 4);

			// add style information
			if (!$this->_readDataOnly) {
				$this->_phpSheet->getCell($columnString . ($row + 1))->setXfIndex($this->_mapCellXfIndex[$xfIndex]);
			}
		}

	}