// Add Slider conditionally to the header only for the front page
add_action ( 'woo_content_before', 'marce_front_page_slider' );
function marce_front_page_slider() {
if ( is_home() || is_front_page() ) {
echo do_shortcode( '[wooslider slider_type="slides" thumbnails="default" order="DESC" order_by="date"]' );
}
}