{"provider_url":"https://hatena.blog","categories":["Firefox","JavaScript","C++"],"published":"2008-11-08 14:47:19","url":"https://amachang.hatenablog.com/entry/20081108/1226123239","blog_url":"https://amachang.hatenablog.com/","provider_name":"Hatena Blog","blog_title":"IT\u6226\u8a18","image_url":null,"author_url":"https://blog.hatena.ne.jp/amachang/","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Famachang.hatenablog.com%2Fentry%2F20081108%2F1226123239\" title=\" Firefox \u30e1\u30e2 - IT\u6226\u8a18\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","type":"rich","title":" Firefox \u30e1\u30e2","author_name":"amachang","width":"100%","version":"1.0","description":"alert \u306e\u4f4d\u7f6e\u3092\u77e5\u308b dom/src/base/nsGlobalWindow.cpp 4035 \u884c\u76ee nsGlobalWindow::Alert JavaScript \u3092\u66f8\u304f alert(0); var img = document.createElement('img'); img.onload = function() { alert(1) }; alert(2); img.src = 'http://www.hatena.ne.jp/images/top/h1.gif'; alert(3); document.body.appendChild(img); alert(4); Fire\u2026","height":"190"}