// Only change logo if not on home page el.style.backgroundColor = '#000000'; // or any dark background you prefer el.style.fill = '#FFCB06'; // or any light background you prefer el.style.fill = '#FFCB06'; // or any light background you prefer // Only change logo if not on home page el.style.backgroundColor = '#FFFFFF'; // or any light background you prefer el.style.fill = '#000000'; // or any light background you prefer el.style.fill = '#000000'; // or any light background you prefer return (hour >= 19 || hour < 7); // Between 7PM - 7AM }, 60000); // every 1 minute