This is a test page to clarify the difference between display and invisibility. Below you can experiment with invisibility and blocking.
For an example of a script using only invisibility, see the Navigation: layers script, for an example of a script using only display, see the Navigation: display script.
This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1. This is paragraph 1.
This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2. This is paragraph 2.
This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3. This is paragraph 3.