Go to chat at http://ca.chat.yahoo.com/ and enter your Yahoo! ID and Yahoo! Password.
If you have multiple aliases, choose the one you want to use in this chat session. To do this click the \"add / change profile\" link and click Make Default next to the name you would like to use. Be sure to click Finished Editing when done to save your changes and go back to Chat.
Select an Area in which to begin chatting.
Choose your software. If you need help deciding which software is best for you, please see our software guide.
Press the \"Start Chatting\" button and you're there!
Tip: Don't see any chatting on the screen? Check to be sure that you have enabled Java in your browser.