Alpha Channel Test Pattern

I needed an alpha channel test image for the book. Chosen Few had a great one, but asked me to find another home for the test pattern. It is used in the book in a short tutorial for creating and learning about alpha channels. Alpha channels in SL, are used to create transparency which is extremely useful. Here is the test pattern:

Here is what it looks like in SL, once you have created an alpha texture using Photoshop, saved as a 32-bit Targa, uploaded into SL, than applied to a default cube: