Updates to Counter-Strike and Condition Zero have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

Counter-Strike and Condition Zero

• Fixed add current server button layout in the serverbrowser
• Don’t allow the ‘&’ character in usernames
• Prevented empty chat spam
• Fix for upscaling decals in software renderer
• Duplicated the in-game advertisements from Counter-Strike in Counter-Strike: Condition Zero
  Source Updates to Counter-Strike and Condition Zero have been released. The updates will be applied automatically when your Steam client is restarted. The specific changes include:

  Counter-Strike and Condition Zero

  • Fixed add current server button layout in the serverbrowser
  • Don’t allow the ‘&’ character in usernames
  • Prevented empty chat spam
  • Fix for upscaling decals in software renderer
  • Duplicated the in-game advertisements from Counter-Strike in Counter-Strike: Condition Zero
    Source