welcome.js

这是《JavaScript学习源代码》一书的源代码

var now = new Date();
var hh = now.getHours();
var mn = now.getMinutes();
var ss = now.getSeconds();
var ms = now.getMilliseconds();
var hi = "Good Morning";
if( hh > 11 ) hi= "Good Afternoon";
if( hh > 17 ) hi= "Good Evening";
var tim = hi + "\n";
tim += "Welcome to the Acme website";
alert(tim);