function smilies($text, $replace)
{
   foreach($replace as $key => $elem)
   {
      $text = str_replace($key, "<img src=\"".$elem."\" border=0>", $text);
   }
   return $text;
}
// fonksiyon bu şekilde

  $smilies = array(

  ":-)" => "img/s9.gif",
  ":-P" => "img/s1.gif",
  "}:-(" => "img/s4.gif",
  ":-(" => "img/s2.gif",
  ":)" => "img/s9.gif",
  ":(" => "img/s2.gif",
  ":-O" => "img/s3.gif",
  ":-D" => "img/s5.gif",
  "8-)" => "img/s6.gif",
  ":-L" => "img/s7.gif",
  ";-)" => "img/s8.gif");

          if($ensmilies) $_REQUEST['text'] = smilies($_REQUEST['text'], $smilies);