Creating face book group...

How do I create a group?

1. From your home page, go to the Groups section on the left side menu and click on Add Group.
2. Click Create New Group.
3. A pop-up box will appear, where you'll be able to add a group name, add members and select the privacy setting for your group. Click the Create button when you're finished.
4. Once the group is created, you will be taken to the group's page. To get started click  at the top right of the page and select Edit Group Settings. From here you can add a group description, set a group email address, add a group picture and manage members.

Source :http://www.facebook.com/help/167970719931213/