Prototype系ライブラリ サンプルプログラム<!DOCTYPE html PUBLIC "-//W3C//DTD HTML 4.01 Transitional//EN"> <html lang="ja"> <head> <meta http-equiv="content-type" content="text/html;charset=utf-8"> <title>Sample</title> <link rel="stylesheet" href="css/main.css" type="text/css" media="all"> <script type="text/javascript" src="js/prototype.js" charset="shift_jis"></script> <script type="text/javascript"><!-- Event.observe(window, "load", fu
