Sirk/scroll_perf — pull request #1 by kewah (2013-06-29 21:00:46+00:00)
Title: Micro optimizations

Hola señor,

2 micro optimizations, but all optimizations are welcome especially in a raf :)

Btw don't forget to add a licence (MIT I suppose)
![1ollonj](https://f.cloud.github.com/assets/195442/726485/840f3df2-e0fe-11e2-89f2-f45818034fa2.gif)