Introduction - If you have any usage issues, please Google them yourself
Example of the chicken cross the road for the following changes to the streets in four random emergence of a sewer, and sewer impact if the chicks are dead, and sound. The experiment by adding a private sprite class blackholeSprite, to call the manhole covers in the picture, image format is png format, size 22* 22. Background transparent format, which only shows sewer, and other parts of the picture hidden away.