<?php

function roundtime($sec) {
  if($sec > 3600) {
    $hours = floor($sec/3600);
    if($hours == 1) {
      return $hours . " hour";
    }
    else {
      return $hours . " hours";
    }
  } else if($sec > 60) {
    $mins = floor($sec/60);
    if($mins == 1) {
      return $mins . " minute";
    }
    else {
      return $mins . " minutes";
    }
  } else if($sec == 1) {
    return $sec . " second";
  }
  else {
    return $sec . " seconds";
  }
}

?>