public function addDmsRow($column, $value, $foreignID)
	{
		$tableGateway = $this->tableGateway;
	
		// write it
		$trData = array(
			'model' 	  => get_class($tableGateway),
			'foreign_key' => $foreignID,
			'field' 	  => $column,
			'content'	  => $value
		);
	
		// insert to dms table
		$dmsTable = $this->getDmsTable();
		$dmsTable->insert($trData);
	}