$repeat_times = mysql_real_escape_string($repeat_times);

$result = mysql_query("SELECT `code`,`datetime` FROM `fc` ORDER by datetime desc LIMIT 25") or die(mysql_error());

$output .="";
$seconds = time() - strtotime($fetch_array["datetime"]);

if($seconds < 60)
  $interval = "$seconds seconds";
else
 if($seconds < 3600)
     $interval = floor($seconds / 60) . " minutes";
else
    if($seconds < 86400)
         $interval = floor($seconds / 3600) . " hours";
    else
         $interval = floor($seconds / 86400) . " days";

while ($fetch_array = mysql_fetch_array($result)) {

	$fetch_array["code"] = htmlentities($fetch_array["code"]);
	$output .= "<li><a href=\"http://www.***.com/code=" . htmlspecialchars(urlencode($fetch_array["code"])) . "\" target=\"_blank\">" . htmlspecialchars($fetch_array["code"]) . "</a> (" . $interval . ") ago.</li>";

}

$output .="";

return $output;

Why is this returning janice (14461 days) instead of janice (15 minutes ago)

The datetime function table has the DATETIME type in my table so it's returning a full string for the date.