▼参考URL
40分で覚える!jQuery速習講座
http://ascii.jp/elem/000/000/498/498710/
<!DOCTYPE html> <html lang="ja"> <head> <meta charset="UTF-8"> <title>jQuery読み込み</title> <script src="js/jquery-1.7.2.min.js"></script> <style type="text/css"> div{ width:200px; height:200px; background:red; display:none; } </script> <!--[if lte IE 9]> <script src="http://html5shiv.googlecode.com/svn/trunk/html5.js"></script> <![endif]--> <!--[if lte IE 9]> <script src="http://ie7-js.googlecode.com/svn/version/2.1(beta4)/IE9.js"></script> <![endif]--> </head> <body> <button>表示</button> <div></div> <script> $("button").click(function(){ $("div").show("slow"); }); </script> </body> </html>