CodeIQ/gist:3663955

## gistfile1.html
//[ index.html ]
<!DOCTYPE html>
<html lang="ja">
 <head>
  <meta charset="utf-8">
  <title>scriptからscriptを読み込む</title>
 </head>
 <body>
 <script>
  document.write('<script src="javascript.js"></script>');
 </script>
</body>
</html>

//[ javascript.js ]
document.write('読み込めたよ！');
	//[ index.html ]
	<!DOCTYPE html>
	<html lang="ja">
	<head>
	<meta charset="utf-8">
	<title>scriptからscriptを読み込む</title>
	</head>
	<body>
	<script>
	document.write('<script src="javascript.js"></script>');
	</script>
	</body>
	</html>

	//[ javascript.js ]
	document.write('読み込めたよ！');