how to get the computer date and time jquery

var dt = new Date();
var time = dt.getHours() + ":" + dt.getMinutes() + ":" + dt.getSeconds();
document.write(time);

new Date($.now());

var now = new Date(Date.now());
var formatted = now.getHours() + ":" + now.getMinutes() + ":" + now.getSeconds();
// 20:10:58

new Date(Date.now())   // Mon Jan 19 2015 20:02:55 GMT-0500 (Eastern Standard Time)
new Date($.now());     // Mon Jan 19 2015 20:02:55 GMT-0500 (Eastern Standard Time)