// Greeting based on time of day

function getGreeting(){
var curDateTime = new Date()
var curHour = curDateTime.getHours()
var greeting = "Good Evening"
if (curHour < 12  && curHour >=0)
greeting = "Good Morning"
if (curHour >= 12 && curHour < 18)
greeting = "Good Afternoon"
return greeting
}

document.write(getGreeting()+ "!")