today = new Date()
if(today.getMinutes() < 10){ 
pad = "0"}
else 
pad = "";
document.write ;if((today.getHours() >=6) && (today.getHours() <=11)){
document.write("Guten Morgen!") //nach 6 Uhr bis 11 Uhr
}
if((today.getHours() >=11) && (today.getHours() <=17)){
document.write("Guten Tag!") //nach 11 Uhr bis 17 Uhr
} 
if((today.getHours() >=18) && (today.getHours() <=23)){
document.write("Guten Abend!") //nach 17 Uhr bis 23 Uhr
}
if((today.getHours() >=0) && (today.getHours() <=4)){
document.write("Hallo Nachtschwärmer!")
}
if((today.getHours() >=5) && (today.getHours() <=6)){
document.write("Hallo Frühaufsteher!")
}