function DetectS60OssBrowser()
   {
      //First, test for WebKit, then make sure it's either Symbian or S60.
      if ($this->DetectWebkit() == $this->true)
      {
        if (stripos($this->useragent, $this->deviceSymbian) > -1 ||
            stripos($this->useragent, $this->deviceS60) > -1)
        {
           return $this->true;
        }
        else
           return $this->false; 
      }
      else
         return $this->false; 
   }