some

  for each(a in links) 
   if (a.host && (a.host!=thisdomain || String(a).match(/item\?id=/)))
    a.target = "_blank";

  class yo 
  {
   function isBig($number)
   {
      return ($number>1000);
   }
  }

  if (yo::isBig(50)) echo '50 is big';

  function isBig($Number)
  {
   return ($Number>1000);
  }

  if (isBig(50)) echo '50 is big';