These Easter Eggs are tested in Firefox 3.5.6 – the output varies between Firefox versions!
1. Type “about:robots” in the address bar. Output:
Welcome Humans!
We have come to visit you in peace and with goodwill
* Robots may not injure a human being or, through inaction, allow a human being to come to harm.
* Robots have seen things you people wouldn’t believe.
* Robots are Your Plastic Pal Who’s Fun To Be With.
* Robots have shiny metal posteriors which should not be bitten.
And they have a plan.
Also hitting the “try again” button will lead to it disappearing if you are persistent.
2. Type “about:mozilla” in the address bar. Output:
Mammon slept. And the beast reborn spread over the earth and its numbers grew legion. And they proclaimed the times and sacrificed crops unto the fire, with the cunning of foxes. And they built a new world in their own image as promised by the sacred words, and spoke of the beast with their children. Mammon awoke, and lo! it was naught but a follower.
from The Book of Mozilla, 11:9
(10th Edition)
2. Type “about:mozilla” in the address bar. Output: