i presume you have three because two of them are prerequisite files to powerdvd. Decide on your main installation to use, open it in editor. Select custom action view. Right click custom actions in pane to the right of that and select custom actio...
i don't think that you can variable the filename. This is probably a bad idea anyway and if you can get around this then i would. If you have to do it you can script the rename of the file after it has been dropped down to the machine by deferring ...
The input control that you used for the user to type into would have been bound to a property lets say in this case your property was called DATADIR. You then write the shortcut arguments as -datadir "[DATADIR]".Word of warning though your user may ...