Page version: 1
Elements: GIF and PNG images.
What: The GIF image is not rendered correctly. The PNG transparency is not rendered correctly.
How: The GIF image (left) should be the same as the PNG image (center). The last image is the same PNG without transparency.
Status : GIF is correct (v0.3.1), PNG's transparency is wrong (v0.3.1)

Image source : The Squeak Home Page