url ) : if ( ( is_front_page() && get_theme_mod('home_header_image') != 'off' ) || ( is_page() && !is_front_page() && get_theme_mod('pages_header_image') != 'off' ) || ( is_single() && get_theme_mod('single_header_image') != 'off' ) || ( !is_front_page() && !is_singular() && get_theme_mod('blog_header_image') != 'off' ) || ( is_404() ) ): ?>