waktu = new Date()
jam = waktu.getHours()
//document.write("<span>")
if ((jam == 0) || (jam == 1) || (jam == 2) || (jam == 3) || (jam == 4) || (jam == 5) || (jam == 6) || (jam == 7) || (jam == 8) || (jam == 9) || (jam == 10))
document.write("Selamat pagi")
if ((jam == 11) || (jam == 12) || (jam == 13) || (jam == 14))
document.write("Selamat siang")
if ((jam == 15) || (jam == 16) || (jam == 17))
document.write("Selamat sore")
if ((jam == 18) || (jam == 19))
document.write("Selamat petang")
if ((jam == 20) || (jam == 21) || (jam == 22) || (jam == 23))
document.write("Selamat malam")
//document.write("</span>")