Missing Plug-in While Viewing Windows Media on a Mac - KB Article #2035Related Articles --
When connecting to the Serv-U Web Client using HTTP in the Safari or Firefox browser on the Mac OS X operating system, you see the following error:
The Mac OS X operating system does not come packaged with Windows Media Player extensions by default, which are utilized by Serv-U's Web Client to play back media. This prevents media playback from working on Mac OS X.
Updating or installing Flip4Mac resolves this issue.