'; if ( function_exists( 'wpex_ilightbox_skins' ) ) { $options = wpex_ilightbox_skins(); $output .= '' . esc_html__( 'Default', 'total' ) . ''; foreach ( $options as $key => $name ) { $output .= '' . esc_attr( $name ) . ''; } } $output .= ''; // Return output return $output; } vc_add_shortcode_param( 'vcex_lightbox_skins', 'vcex_lightbox_skins_shortcode_param' );