// Display the "Business" slider above the default WordPress homepage.
add_action( 'get_header', 'woo_custom_load_biz_slider', 10 );

function woo_custom_load_biz_slider () {
    if ( is_page( 'about' ) && ! is_paged() ) {
        add_action( 'woo_main_before', 'woo_slider_biz', 10 );
        add_action( 'woo_main_before', 'woo_custom_reset_biz_query', 11 );
        add_action( 'woo_load_slider_js', '__return_true', 10 );
        add_filter( 'body_class', 'woo_custom_add_business_bodyclass', 10 );
    }
} // End woo_custom_load_biz_slider()

function woo_custom_add_business_bodyclass ( $classes ) {
    if ( is_page( 'about' ) ) {
        $classes[] = 'business';
    }
    return $classes;
} // End woo_custom_add_biz_bodyclass()

function woo_custom_reset_biz_query () {
    wp_reset_query();
} // End woo_custom_reset_biz_query()