function Close()
	{
		$this->Observe("DataAdapter ($this->_label) Closing Connection...",OBSERVE_DEBUG);
		
		if ($this->_dbopen)
		{
			$this->_driver->Close($this->_dbconn); // ignore warnings
			$this->_dbopen = false;
			$this->Observe("DataAdapter ($this->_label) Connection Closed",OBSERVE_DEBUG);
		}
		else
		{
			$this->Observe("DataAdapter ($this->_label) Connection Not Open",OBSERVE_DEBUG);
		}
	}