Unzip the File, and insert it in the NS\Sprites Directory.

Sprites Directory is located in [DriveLetter]:\Program Files\Steam\SteamApps\[YourE-mailAddress]\half-life\ns\sprites

[DriveLetter]is the Drive you Installed Steam to. [YourE-mailAddress]is the e-mail address you use for your steam account

Made By +FrEe^LaNcEr+