SWFObject 2.2 has finally released, best way to embed Flash contents.
10 new features:
1. Improved DomContentLoaded emulation for Internet Explorer
2. Dynamic library support
3. Callback method for embedding Flash content
4. Removed embed
5. Improved Flash Player version detection for non-Internet Explorer browsers
6. Improved Adobe Express Install
7. Improved createCSS method
8. Detected user agent properties are now public via the [...]