Daily Gadgets

This illuminated keyboard has 430 LEDs and can dynamically change the key’s color. You can use software included to program the color presets which can switch between 4 preset buttons. Or can set to “Spark” mode to allow keys to illuminated only when pressed. Check it out at ThinkGeek.

Only works on Windows XP or Vista, [...]

The Nishi-Ki Keyboard has 86 handmade decorative QWERTY keys. It has USB and PS/2 port with support for Windows XP/Vista/2000. Will be yours for $154.33
Source: GeekStuff4U

This silicone USB keyboard is washable, durable, can be rolled up and you can see it in the dark. Available for $26.
Source: Gadget4All