These are Colour Guides to help with the selection of colour schemes.
Lairs Colour Guide
This colour guide consists of named colours over which a mouse can be passed to change the background colour so you can see how the text appears.
Lairs Netscape Palette
This colour guide consists of colour blocks over which a mouse can be passed to change the background colour. You can also click on the colour to fix the background to see how other colours appear on top.