I was looking for the imbedded chat window in a browser I used in the mid 90s to chat on prodigy. I cant find it, but came across this.
http://irc.net/cgi-bin/irc/irc.cgi?adv=1
you can find one where you dont have to download and install a 3rd party software like pirch, mirc or a mirc addon http://www.havenofbliss.com/christiancommand/