Dude,

In my read me file i have the below instructions:
INSTALLATION:
=============

1. Run the file Counter-Strike-Source.v80.exe
2. Choose your language
3. Follow the instructions of the installer
4. After the installation,run the CSS-Updater "from your desktop or your installation folder" to update your game (Only few minutes needed)

Update Game Support:
====================

If you cannot join servers newer than your game,please run the: CSS-Updater again and your game will be updated to the latest version.

Current Version:
================

Protocol version 24
Exe version 1807769 (cstrike)
Exe build: 19:53:34 Jun 18 2013 (5337) (240)


Still i need to download tan patch