hello this is a very helpfull help for yah to play and extract
first
------------ go to download site go here
and click any download you want
second
------------ until you finish the download now click the winrar zombie 2d beta/alpha/full
third
------------ extract those any where ok
fourth
------------ now go to the file you extracted
fifth
------------ click the counter strike 2d
have fun!!!!!!!!!!