Put the map in:

D:\Steam\SteamApps\common\Team Fortress 2\tf\maps
or
D:\Steam\SteamApps\common\Team Fortress 2\tf\download\maps

If you intend on decompiling, you may, but please do not steal. If you intend on making a new version, please give due credit to all of those involved in the making of zf_stinks_v2. 

Enjoy!