Windows Media Player 11 SDK External.showPopup
Note This topic describes functionality designed for use by online stores. Use of this functionality outside the context of an online store is not supported.
The showPopup method instructs the online store's plug-in to display a dialog box.
Number (long) that specifies the popup index.
The popup index is not interpreted by Windows Media Player. Indexes that identify dialog boxes are created by the online store, and have meaning only to the online store.
Version: Windows Media Player 11.
Library: Use wmp.dll.