In the Windows Media Playlist Editor, expand the playlist, and
then expand the smil element to show the elements in the
playlist.
Click the element after which you want to add a
clientData element.
On the toolbar, click the Add element arrow.
Click ClientData.
A clientData element is added to the
playlist.
Click the new clientData element. If the
clientData element was added after a media element,
you may have to expand the media element.
Notes
The Windows Media Playlist Editor is only
available in the Windows Media Services snap-in.
If the user is running Windows Media Player for
Windows XP and earlier, the clientData element information
will be ignored. The clientData element is supported by
Windows Media Player 9 Series or later.