JavaScript Playstates Event Code

Value	State	Description
0	Undefined	Windows Media Player is in an undefined state.
1	Stopped	Playback of the current media item is stopped.
2	Paused	Playback of the current media item is paused. When a media item is paused, resuming playback begins from the same location.
3	Playing	The current media item is playing.
4	ScanForward	The current media item is fast forwarding.
5	ScanReverse	The current media item is fast rewinding.
6	Buffering	The current media item is getting additional data from the server.
7	Waiting	Connection is established, but the server is not sending data. Waiting for session to begin.
8	MediaEnded	Media item has completed playback.
9	Transitioning	Preparing new media item.
10	Ready	Ready to begin playing.
11	Reconnecting	Reconnecting to stream.

http://msdn.microsoft.com/en-us/library/bb249362(VS.85).aspx