You can use ShellExecute Win Api function.

lcList = "Music.m3u"
?Shellexecute(0,"Open",lcList,"","",1)

>I create a playlist from a db of songs on disk and want to play this playlist with the following command but it fails.
>
>RUN /n "Music.m3u"
>
>
>what would be the best way to do this?
>
>
>Thanks
>
>
>Peter