zhuowei/NumberTunnel — pull request #1 by C0deH4cker (2013-05-01 21:04:53+00:00)
Title: Should make character background transparent.

According to Stack Overflow this should make the 0s and 1s have a transparent background instead of a black background. Hopefully that isn't lost when converted to a bitmap. I don't know ActionScript so test this first.