Send/Accept invitation
http://www.pic.ucla.edu/~kuohujun/invitation/login.php
You can either register, or log in using the username "harry" and the password "potter".
Use the invitation form at bottom of the page to send invitation to others. The invitation you send out would appear on the right. You can click on the days on calendar to view a list of invitations sent by the others that have not expired yet. Expired invitations will not show up.
Time zone is now set to be Pacific Time(UTC-08:00).
The website is still under construction, being updated constantly. More features will be available soon, such as accepting invitations sent from others and making arrangements.