protected static function setUpMargin( $graph, $config )
	{
		$marginLeft		= self::getConfigValue( $config, 'margin.left', 0 );
		$marginRight	= self::getConfigValue( $config, 'margin.right', 0 );
		$marginTop		= self::getConfigValue( $config, 'margin.top', 0 );
		$marginBottom	= self::getConfigValue( $config, 'margin.bottom', 0 );
		$marginColor	= self::getConfigValue( $config, 'margin.color' );
		$graph->setMargin( $marginLeft, $marginRight, $marginTop, $marginBottom );
		if( $marginColor )
			$graph->setMarginColor( $marginColor );
	}