gravatar--can get your message to automatically drill the avatar's gadget

Reprint please indicate the source: http://blog.csdn.net/dongdong9223/article/details/51161344
This article comes from "I'm a fish on the hook" blog.

For a lot of websites, blog messages, I have two questions:

Blog message will leave the mail, and is required to fill;

why some messages can automatically drill out of the message of the head (obviously can be seen as a personal head), and some messages are not

Later know, the original is to use Gravatar ah.

Gavatar's abbreviation is "globally recognized Avatar", meaning "global Avatar". If you put your avatar on a gravatar server, then leave a message on any blog or message that supports Gravatar , as long as you are registering for the Gavatar Email address, then you can show your gravatar avatar.

Try it quickly.