Start setup, select clear to you language and click "Next".
Agree with conditions of the licence and click "Next".
Select a file hl.exe from the game root directory, then press to "Open".
Then select game type (by default Counter-Strike 1.6), and do not forget to add a key -steam if for you steam game or patch 33 or above (it build 4156
to learn number build, it is enough to write in console "version" command).
Values of other keys:
-noforcemparms - Uses customisations of mouse buttons from Windows.
-noforcemaccel - Uses customisations of an acceleration of the mouse from Windows.
-noforcemspd - Uses customisations of speed of the mouse from Windows.
Click to "Install".
If installation process it was completed, the button "Next" becomes active, and it is necessary to press it.
Further if you wish to start immediately game, without removing a tick press "Exit".