return (cal.get(Calendar.ZONE_OFFSET)
return - (cal.get(Calendar.ZONE_OFFSET)
  public int getTimezoneOffset()  {    Calendar cal = Calendar.getInstance();    cal.setTimeInMillis(time);    return (cal.get(Calendar.ZONE_OFFSET)	    + cal.get(Calendar.DST_OFFSET)) / (60 * 1000);		}