Discovery Mod: please help me…

Hy guys,
i’va a problem with istallation of discovery mod 4.85:

i’ve window 7, freelancer retail and FL mod manager.

I’ve download the mod, i read the tex file that it say:
“When all required software is installed and ready for use, download the Discovery mod (.zip.flmod file) and double-click it. If FLMM was installed correctly, the file will be unzipped to FLMM folder. “Ready for activation” message will appear, and FLMM main window will open.”

…but when i double-click it, the file not be unzipped to FLMM folder automatically but open the windows where i must choose my download folder…

Please, help me, …how can i put discovery mod in fl mod manager??

Thx