public static function font_family_options() {
		$fonts = array(
			'inherit'                           => __( 'Use Your Themes', 'popup-maker' ),
			__( 'System Fonts', 'popup-maker' ) => array(
				'Sans-Serif'      => 'Sans-Serif',
				'Tahoma'          => 'Tahoma',
				'Georgia'         => 'Georgia',
				'Comic Sans MS'   => 'Comic Sans MS',
				'Arial'           => 'Arial',
				'Lucida Grande'   => 'Lucida Grande',
				'Times New Roman' => 'Times New Roman',
			),
		);

		/** @deprecated 1.8.0 This filter is no longer in use */
		$old_fonts = apply_filters( 'popmake_font_family_options', array() );

		$fonts = array_merge( $fonts, array_flip( $old_fonts ) );

		return apply_filters( 'pum_theme_font_family_options', $fonts );
	}