In the dialog to create a new social bookmarks website you need to fill in the following fields:
Name: Enter here a description of the social bookmark site, for example "Mister Wong".
Home Page URL: Enter the URL of the general home page of the according site.
Login URL: Enter the URL which is used for direct log-ins for example http://www.mister-wong.com/login/.
Add new entry URL: Enter the URL which allows you to enter new social bookmark entries.
Comments: Here you can add some personal comment about the website.
Then click OK to create this social bookmark site.