public function open( $fileName )
	{
		if( !file_exists( $fileName ) )																		// If the tar file doesn't exist...
			throw new Exception( 'TAR File "'.$fileName.'" is not existing' );
		$this->content		= "";
		$this->files		= array();
		$this->folders		= array();
		$this->numFiles		= 0;
		$this->numFolders	= 0;
		$this->fileName		= $fileName;
		return $this->readTar( $fileName );
	}