Definition file update for Ad-Aware - combating Viruses, Spyware, Malware, Rogue software, Worms and Adware.

Updated definitions:
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Win32.Trojan.Agent
Perl.Backdoor.Shellbot
JS.Exploit.Agent
JS.TrojanClicker.IFrame
JS.TrojanDownloader.Iframe
JS.TrojanDownloader.Twetti

MD5 checksum: aaw2009-excluded-build-150.854.aawdef: 447f0fde8c9cb7edee9d7aec508df6a3