<!DOCTYPE html> <html lang="ja-JP"> <head> <meta charset="utf-8"> <meta name="viewport" content="width=device-width,user-scalable=yes,initial-scale=1.0,minimum-scale=1.0,maximum-scale=1.5"> <title></title> <script type="text/javascript" src="http://ajax.googleapis.com/ajax/libs/jquery/1.7.1/jquery.min.js"></script> <script> $(function(){ $("input").click(function(){ $("p").html("<a href=\"img/after.png\" title=\"変更後\">変更後</a>") }); $("a").live("click",function(){ $("img").attr("src",$(this).attr("href")).attr("alt",$(this).attr("title")); return false; }); }); </script> </head> <body> <input type="button" value="追加"> <p></p> <img src="img/before.png" alt="変更前"> </body> </html>