tree f6bf56df9d9c03f791cc1cb4f78efbc2ce0f615f
parent f5af277653e09ce8dcf1e6b17cd24b2d7ba70d59
author salsubaiee <salsubaiee@gmail.com> 1366670835 -0700
committer salsubaiee <salsubaiee@gmail.com> 1366670835 -0700

Minor optimization, added comments, and fixed typos.