How do you get into the restricted section of library in Harry Potter and Chamber Secrets for PS2?

In _Harry Potter and the Chamber of Secrets_ for the PS2, there are two ways to enter the restricted section of the library.

_Method 1_

1. Go to the library and wait until the librarian moves out of the room.

2. Head to the back of the library and search for a bookshelf that does not look quite right.

3. Approach the bookshelf and push the middle book on the second row. This will open up the entrance to the restricted section.

_Method 2_

1. Get the Invisibility Cloak from the Hospital Wing.

2. Go to the library while invisible.

3. Walk through the restricted section entrance without talking to the librarian.