If you are looking for a new IRC client. If you follow the link you will find a list of LOTS of IRC clients:
IRC clients for windows only:
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[DIFFERENT PLATFORMS
.NET 1 Acorn/RiscOS 2 Amiga 5 Applet 8 Atari 2 clients BeOS 7 clients CGI 2 clients DOS 2 clients EPOC 2 clients Java 13 clients MacOS 16 clients MagicCap 1 client Newton 1 client OS/2 2 clients PalmOS 4 clients Unix 33 clients Unix/X 35 clients VM/CMS 1 cli VMS 1 client WAP 2 clients WebTV 1 client WinCE 2 clients](http://www.valinor.sorcery.net/clients/)