使用swfobject

host on google ajax api
http://ajax.googleapis.com/ajax/libs/swfobject/2.2/swfobject.js

why using  swfobject

1. make embedding SWFs as easy as possible.
2. supports the use of alternative content to display content
3. help search engines index content
4. point visitors to the Flash Player download page

two distinct methods to embed SWF files

1. Static publishing
•  ie. registerObject
2. Dynamic publishing
• ie.  embedSWF

參考資料