protected function parseHeaderSection( $section )
	{
		$this->header	= NULL;
		$this->caseless = array();
		$headers	= preg_split( "/(\r\n)+/", $section );
		foreach( $headers as $header )
		{
			if( !( trim( $header ) && !preg_match( '/^HTTP/', $header ) ) )
				continue;
			$pair	= preg_split( "/\s*:\s*/", $header, 2 );
			$caselessTag = strtoupper( $pair[0] );
			if( !isset( $this->caseless[$caselessTag] ) )
				$this->caseless[$caselessTag] = $pair[0];
			$this->header[$this->caseless[$caselessTag]][] = $pair[1];
		}
	}