The blue social bookmark and publication sharing system.
Log in with your username.
I've lost my password.
Log in with your OpenID-Provider.
The Smileys(Emoticons) are used very often in the sentences of e-mails. They started in USA where the internet had also started of course. In Japan, the Smileys(Emoticons) grew in different manner from U.S.A. Now, there are several kinds of them.