Gtalk is an excellent way to connect with friends. Gtalk has another way to connect and chat with visitors of your site, without sharing your Gtalk user name. Your visitors will not require any software or Gtalk client to chat with you.Google Talk’s Chatback badge is an interactive way to chat with online visitors. Just visit this site , customize the badge and paste the code anywhere on your blog or website.
The badge would look like this :
Yahoo! Presence is a similar option which shows your Online status on ANY webpage which contains its source code . It use Yahoo! Messenger‘s log-in status . Hence , any visitor of that webpage can view if you are online and can chat with you using Yahoo! Messenger just by clicking the link with the Yahoo! presence .