On networks - block KaZaA, block MSN Messenger, block Buddy, block Yahoo Messenger, block AOL messenger, block Instant Messenger, block Morpheus, block messenger, block iMesh, block Limewire, block Grokster, block chat, block online games, block Trillian, block Ares, block Blubster, block Bearshare, block Direct Connect, block eDonkey, block WinMX, block Shareaza, block XoloX, block Yaga, block Windows Messenger, block dIRC, block mIRC, block ICQ, block MSN Chat, block RealOne Player, block Yahoo! Games. In fact TerminatorX can be tailored to selectively block just about any program, thereby reducing distractions and increasing efficiency.