Object element fallback applies to the DOM (Windows)

When an object element has fallback content (typically, an embed element), Windows Internet Explorer 9 now parses this content and includes it in the Document Object Model (DOM), whereas previous versions of Windows Internet Explorer did not. This behavior change makes Internet Explorer 9's handling of such elements more standards-compliant and interoperable. As a result, if an object element has

[minodisk]

IE9で window[name] じゃなくて document[name] で取得しないと ExternalInterface 動かなかった件