~~~ function ago($time) {    $periods = array("second", "minute", "hour", "day", "week", "month", "year", "decade");    $lengths = array("60","60","24","7","4.35","12","10");      $now = time();          $difference     = $now - $time;        $tense         = "ago";      for($j = 0; $difference >= $lengths[$j] && $j < count($lengths)-1; $j++) {        $difference /= $lengths[$j];    }      $difference = round($difference);      if($difference != 1) {        $periods[$j].= "s";    }      return "$difference $periods[$j] 'ago' "; } ~~~