code: public String getAlertTime(int index){
  		if(index < 0 || index >= alert.length )
  			return null;
  		else {
  			String out = "";
  			DateFormat dfm = new SimpleDateFormat("dd-MM-yyyy HH:mm:ss");
  			dfm.setTimeZone(TimeZone.getTimeZone(timezone));
  			out = dfm.format( Long.parseLong(String.valueOf( alert[index].getTime() * 1000 )));
  			return out;
  		}
  	}
docs: Returns the time for the alert. Returns null if index doesn't exist.
  For more information refer to the API Docs:
  <a href="https://developer.forecast.io">https://developer.forecast.io</a>
  @param index index to get
  @return the time for the alert. Null if index doesn't exist.