function Output($name='',$dest='')
{
	：
	略
	：
	switch($dest)
	{
		case 'I':
			//Send to standard output
			if(ob_get_contents())
				$this->Error('Some data has already been output, can\'t send PDF file');
			if(php_sapi_name()!='cli')
			{
				//We send to a browser
				header('Content-Type: application/pdf');
				if(headers_sent())
					$this->Error('Some data has already been output to browser, can\'t send PDF file');
				header('Cache-Control: ');
				header('Pragma: ');
				header('Content-Length: '.strlen($this->buffer));
				header('Content-disposition: inline; filename="'.$name.'"');
			}
			echo $this->buffer;
			break;
		case 'D':
			//Download file
			if(ob_get_contents())
				$this->Error('Some data has already been output, can\'t send PDF file');
			if(isset($_SERVER['HTTP_USER_AGENT']) && strpos($_SERVER['HTTP_USER_AGENT'],'MSIE'))
				header('Content-Type: application/force-download');
			else
				header('Content-Type: application/octet-stream');
			if(headers_sent())
				$this->Error('Some data has already been output to browser, can\'t send PDF file');
			header('Cache-Control: ');
			header('Pragma: ');
			header('Content-Length: '.strlen($this->buffer));
			header('Content-disposition: attachment; filename="'.$name.'"');
			echo $this->buffer;
			break;
		case 'F':
			//Save to local file