The MAC web browser plug-in for OSX is not included in the standard package on this website. The links shown below are on the following web page:
http://www.videolan.org/vlc/download-macosx.html

The instructions are as follows:

Mac OSX installation of the VLC Web Browser Plugin.

1) Please make sure to download the correct plug-in for your version of OS X and processor (Intel or Power PC).
To find out which versions you have Click the Apple Logo in the top left hand corner of your screen, then select "About This Mac"

Leopard & Snow Leopard (10.5 or later)
Intel - Download
PPC - Download

Tiger (10.4) and Panther (10.3.9)
Intel - Web Browser plugin for Intel
PPC - Web Browser plugin for PowerPC

2) Open the downloaded file, then double-click the installer package in the window that opens.

3) Quit any open browsers (eg. Safari, Firefox etc.)

4) Follow the instructions of the installer file

5) After installation, open the internet browser of your choice and enjoy UNMEE.TV!

Installation support at support@unmee.tv