datetime - Jquery datetimepicker cannot set min time -

i using [jquerytimepicker][1]. trying set minimum time of second date time after selecting first date time. not working.

$('#from').datetimepicker({     mindate:0,     format: 'd-m-y / g:i a',     formatdate: 'd-m-y',     formattime: 'g:i a',     mintime:'11:00 pm',     defaulttime:0,     allowtimes:[       '10:00 am', '11:00 am', '12:00 am',       '01:00 pm', '02:00 pm', '03:00 pm', '04:00 pm',       '05:00 pm', '06:00 pm', '07:00 pm', '08:00 pm',       '09:00 pm'      ],      onchangedatetime:function(ct,$i){         //this not working         //actually wil calculate , set mintime         $('#to').datetimepicker({mintime:'11:00 am'});       } }); $('#to').datetimepicker({     mindate:0,     format: 'd-m-y / g:i a',     formatdate: 'd-m-y',     formattime: 'g:i a',     allowtimes:[       '10:00 am', '11:00 am', '12:00 am',       '01:00 pm', '02:00 pm', '03:00 pm', '04:00 pm',       '05:00 pm', '06:00 pm', '07:00 pm', '08:00 pm',       '09:00 pm'      ] }); 

you don't need init datepicker again, need pass option parameter.

check this: jquery datetimepicker - change mindatetime , maxdatetime on click?