/** The ending date. This value
* doubles as a Y2K countdown time.
*/
Date d1 = new GregorianCalendar(1999,11,31,23,59).getTime();
/** Today's date */
Date d2 = new Date();
// Get msec from each, and subtract.
long diff = d2.getTime() - d1.getTime();
System.out.println("Difference between " + d2 + "\n" +
"\tand Y2K is " +
(diff / (1000*60*60*24)) +
" days.");
