1tt.js

var TimeTraveller = require('timeTraveller).TimeTraveller;	
var ttDate = new TimeTraveller().now();	

2tt.js

d.addYears(100);
d.addMonths(1);
d.addDays(10);
d.addHours(2);
d.addMinutes(75); // Will roll over an hour
d.addSeconds(2);
d.addMilliseconds(1000);

3tt.js

var d = new TimeTraveller().now(); 
console.log(d); //Mon, 04 Jul 2011 23:03:22 GMT
d.addYears(2);
console.log(d); //Thu, 04 Jul 2013 23:03:22 GMT
d.addYears(-4);
console.log(d); //Thu, 04 Jul 2009 23:03:22 GMT

4tt.js

d.addYears(2).addMonths(6).addHours(12);

5tt.js

var d = new TimeTraveller().now();

d.isSameSecond(secondDate);
d.isSameMinute(secondDate);
d.isSameHour(secondDate);
d.isSameDay(secondDate);
d.isSameMonth(secondDate);
d.isSameYear(secondDate);
d.isSame(secondDate, 'm'); //Same as calling isSameMinute();
d.isSame(secondDate); //Will compare both dates to the millisecond, same as doing ((d - secondDate) === 0);

6tt.js

//Difference
var d = new TimeTraveller().now();
var ts = d.differenceFrom(new Date());

//Milliseconds
var ts = new TimeSpan(1300);

//Two dates
var ts = new TimeSpan(date, secondDate); 
//Returns the diff in milliseconds between the two dates