function addEditEvent(state,event,start,end)
    {
        if(state=="select")
        {
            $('#myModal').modal('show');

            var completeD = start.format("YYYY/MM/DD H:mm");
            var dt = new Date(completeD);
            $("#time").val(dt);

            //some code JS

      }
}

Tue Feb 09 2016 10:30:00 GMT+0200 (EET)

10:30:00