using_jsapi.html

<script src='http://www.google.com/jsapi' type='text/javascript' charset='utf-8'></script>
<script type='text/javascript' charset='utf-8'>
  google.load('prototype', '1.6');
  google.load('scriptaculous', '1.8');
</script>

using_jsapi_direct_link.html

<script src="http://ajax.googleapis.com/ajax/libs/prototype/1.6.0.2/prototype.js" type="text/javascript" charset="utf-8"></script>
<script src="http://ajax.googleapis.com/ajax/libs/scriptaculous/1.8.1/scriptaculous.js" type="text/javascript" charset="utf-8"></script>