Yahoo Messenger changes links to own IP address?

Whenever I send links to my friends, whether an image or just a domain name like http://www.google.com/, they receive http://www.122.xxx.xxx.xx which is my IP address. How can I fix this?Yahoo Messenger changes links to own IP address?Sorry that I don't have the answer, but I have the same problem. I've searched high and low and can't find the answer.