date - Javascript time difference error -

i have have issues javascript below. trying countdown clock done, result getting off i.e. below due time of 1900 hrs today

gives 11:44:00 left when current time 17:16:00. should 1 hour , 44 minutes. adding 10 hours somewhere.

any ideas on went wrong have rewritten same result. know not clean code yet. prototyping atm.

regards,

var countdownduetime = new date('september 26, 2015 19:00:00')  function updateclock() {     var currenttime = new date();     var currenthours = currenttime.gethours();     var currentminutes = currenttime.getminutes();     var currentseconds = currenttime.getseconds();      //pad time make 2 digit minutes , seconds     currentminutes = (currentminutes < 10 ? "0" : "" ) + currentminutes;     currentseconds = (currentseconds < 10 ? "0" : "" ) + currentseconds;      var currenttimestring = currenthours + ":" + currentminutes + ":" + currentseconds;      $("#clock").html(currenttimestring);     countdown(currenttime); }  function countdown(currenttime) {     var difference = new date(countdownduetime - currenttime);     var currenthours = difference.gethours();     var currentminutes = difference.getminutes();     var currentseconds = difference.getseconds();      //pad time make 2 digit minutes , seconds     currentminutes = (currentminutes < 10 ? "0" : "" ) + currentminutes;     currentseconds = (currentseconds < 10 ? "0" : "" ) + currentseconds;      var currenttimestring = currenthours + ":" + currentminutes + ":" + currentseconds;      $("#countdown").html(currenttimestring); }  $(document).ready(function() {     setinterval('updateclock()', 1000); })