Yes. It's freeware.
Download this software from here http://www.filebuzz.com/fileinfo/52871/Yahoo_Chat_Message_Decoder.html
It is an Instant Messaging software.
If you're referring to using Yahoo messenger without the actual application. You can log into your Yahoo account using Meebo.
Yes, you can access your msn messenger through the web using Meebo (meebo.com). Meebo can also connect to google talk, aim and yahoo messenger.
Yes. Download Yahoo Messenger and click "don't have an account".
windows live messenger, yahoo messenger, google talk
for yahoo visit www.imhaha.com else yahoo itself has its online messenger use that search yahoo webmessenger
Yahoo has documentation about its instant messenger suite on its website. Yahoo Messenger Express is the web-based means to connect to Yahoo Instant Messenger. Users can log into their Yahoo webmail and chat without using a separate program to connect.
The easiest way to get Yahoo Messenger is to visit webmessenger.yahoo.com, you can use it online without having to download anything.
You could try Yahoo games
who was the developer of yahoo messenger