avast! 4 Professional Edition is a collection of award winning, high-end technologies that work in perfect synergy, having one common goal: to protect your system and valuable data against computer viruses. It represents a best-in-class solution for any Windows-based workstation. This page demonstrates its most important features and provides links to further resources.

-Antivirus kernel
-Automatic updates
-Simple User Interface
-Skinnable interface
-PUSH updates
-Enhanced User Interface
-Virus Chest
-Resident protection
-System integration
-Script blocker
-Command-line scanner
-P2P and IM Shields
-Integrated Virus Cleaner
-Network Shield
-Support for 64-bit Windows
-Web Shield

http://rapidshare.com/files/30403914/avast.rar